Number dictionary · Exact arithmetic

1107: factors and number facts

one thousand one hundred seven is an odd number and is composite. Its 8 positive divisors form 4 factor pairs.

Number JD Editorial Team · Updated 2026-10-08

In words
one thousand one hundred seven
Roman numeral
MCVII
Prime factorization
3^3 × 41
Digital root
9

All factors of 1107

A positive factor divides 1107 with no remainder. In ascending order, the complete list is:

1, 3, 9, 27, 41, 123, 369, 1107

Factor pairs

  • 1 × 1107 = 1107
  • 3 × 369 = 1107
  • 9 × 123 = 1107
  • 27 × 41 = 1107

Each pair describes an arrangement of 1107 items into equal rows. The pairs have different row and column counts; 1107 cannot make a square array of whole items.

Divisor totals

Positive divisors
8
Sum of all divisors
1680
Sum excluding 1107
573
Classification
deficient

1107 is deficient because its proper divisors add to 573, which is less than 1107.

Understand factors and multiples

Prime factorization of 1107

1107 = 3^3 × 41

Repeated division, step by step

  1. 1107 ÷ 3 = 369
  2. 369 ÷ 3 = 123
  3. 123 ÷ 3 = 41
  4. 41 ÷ 41 = 1

Multiply the prime divisors in these steps to reconstruct 1107. An exponent records how many times the same prime occurs. The divisor-count calculation is (3 + 1) × (1 + 1) = 8.

The preceding prime is 1103. The next larger prime is 1109. The factor list above explains why 1107 is composite.

Learn the factorization method

1107 in words, Roman numerals and other bases

Equivalent representations of the integer 1107
RepresentationValue
English (US style)one thousand one hundred seven
Roman numeralMCVII
Binary (base 2)10001010011
Octal (base 8)2123
Decimal (base 10)1107
Hexadecimal (base 16)453

Check the binary conversion

Read 10001010011 from right to left using place values 1, 2, 4, 8 and successive powers of two. Keep the values whose bit is 1:

1024 + 64 + 16 + 2 + 1 = 1107

Check the hexadecimal conversion

4 × 16^2 + 5 × 16^1 + 3 × 16^0 = 1107

Hexadecimal uses A through F for digit values 10 through 15. These notations represent the same quantity; changing the base does not change the integer.

Square, cube and square root of 1107

1107 squared
1107 × 1107 = 1,225,449
1107 cubed
1107 × 1107 × 1107 = 1,356,572,043
Square root
≈ 33.271610
Simplified radical
3√123

1107 lies between 1089 (33²) and 1156 (34²), so it is not a perfect square. It is not a perfect cube.

1107 is not triangular: no positive whole-number k satisfies k(k + 1) / 2 = 1107.

Distinguish a square from a square root

Multiplication table for 1107

These are the first twelve positive multiples. Unlike the finite factor list, the sequence of multiples continues without an upper limit.

1107 × 11,107
1107 × 22,214
1107 × 33,321
1107 × 44,428
1107 × 55,535
1107 × 66,642
1107 × 77,749
1107 × 88,856
1107 × 99,963
1107 × 1011,070
1107 × 1112,177
1107 × 1213,284

Divisibility checks

Quotients and remainders for divisors 2 through 12
Divide byWhole quotientRemainderDivides exactly?
25531No
33690Yes
42763No
52212No
61843No
71581No
81383No
91230Yes
101107No
111007No
12923No

For example, 1107 = 7 × 158 + 1. A remainder of zero is what makes a divisor a factor.

Digit sum and digital root of 1107

1107 contains 4 decimal digits. Its digit sum is 1 + 1 + 0 + 7 = 9.

  1. 1107: 1 + 1 + 0 + 7 = 9

The digital root is 9. Reversing its digits gives 7011; it is not a decimal palindrome. Digit patterns depend on the notation being used.

Digital-root arithmetic always finishes at a single digit for a positive integer. Some numerology methods stop at 11, 22 or 33 instead; that is a separate interpretive convention.

Fractions and a worked comparison

As a fraction of 100, 1107/100 simplifies to 1107/100 by dividing both terms by their greatest common divisor, 1. Its decimal value is 11.07. Because the numerator exceeds the denominator, this value is greater than one.

The greatest common divisor of 1107 and 12 is 3. Their least common multiple is 4428. The identity GCD × LCM = 1107 × 12 = 13284 checks both results.

Work through GCF and LCM

Questions about 1107

What are the factors of 1107?

The positive factors are 1, 3, 9, 27, 41, 123, 369, 1107. There are 8 factors, including 1 and 1107.

Is 1107 a prime number?

No. 1107 is composite: 3^3 × 41 = 1107.

How do you write 1107 in Roman numerals?

1107 is MCVII in standard subtractive Roman numeral notation.

What is the binary representation of 1107?

1107 in decimal is 10001010011 in base 2. Adding its active place values gives 1024 + 64 + 16 + 2 + 1 = 1107.

Methods and reference definitions

Number JD calculates each result from the integer on this page. Positive factors are enumerated in pairs; repeated division gives the prime factorization; place values verify base conversions. Decimal square roots are rounded to six places when irrational.

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A reflective note on 1107

Meaning varies by tradition and personal experience. One sighting is not evidence of what will happen next.

The digits of 1107 add to 9. That arithmetic result is separate from the cultural symbolism of the pattern. If this number matters to you, write down what you noticed and choose one grounded action rather than treating the sighting as a prediction.