Factors of 61
There are 2 factors of 61 — the full list is below, with factor pairs, prime factorization, and divisibility notes.
Factors of 61
1, 61
Factor pairs of 61
- 1 × 61
Prime factorization of 61
61 = 61
Number facts
- 61 is a prime number.
- 61 has 2 factors.
- 61 is not a perfect square.
- The sum of all factors of 61 is 62.
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How the factors of 61 are calculated
To find the factors of 61, every whole number from 1 up to the square root of 61(about 7.81) is tested for even division. 61 is odd, and it turns out to be prime — no whole number other than 1 and 61 itself divides it evenly. Written as a product of primes, 61 = 61.
Frequently asked questions about 61
How many factors does 61 have?
61 has 2 factors: 1, 61.
Is 61 a prime number?
Yes. 61 is prime because its only factors are 1 and 61 itself.
What are the factor pairs of 61?
The factor pairs of 61 are 1 × 61.
What is the prime factorization of 61?
The prime factorization of 61 is 61.