Factors of 13

The factors of 13 are 1 and 13. That is 2 factors in total.

A factor of 13 is a whole number that divides 13 exactly, with no remainder. 13 is a prime number: its only factors are 1 and itself.

Factor pairs of 13

Two numbers that multiply to give 13:

1 × 13 = 13

Prime factorization of 13

13 is prime, so its prime factorization is just 13.

Quick facts about 13

Is 13 prime? Yes.
Even or odd: odd.
Sum of its factors: 1 + 13 = 14.

Factors of nearby numbers

Number	Factors
9	1, 3, 9
10	1, 2, 5, 10
11	1, 11
12	1, 2, 3, 4, 6, 12
14	1, 2, 7, 14
15	1, 3, 5, 15
16	1, 2, 4, 8, 16
17	1, 17

More about 13: 13 squared · square root of 13 · 13 in binary · 13 in Roman numerals.

Another number? Try the prime number checker, the GCF and LCM calculator or see all factor lists.