# Prime factorization of 991

Here you will see step by step solution of prime factorization of 991, how to find factors of 991, you will see all factors of 991, how many factors of 991 has? Factors of 991 are 1, 991, we can see that 991 has 2 factor and sum of all factors is 992.

• All Factors of 991: 1, 991
• Prime Factors of 991: 991
• Prime Factorization of 991: 9911
• Sum of Factors of 991: 992
• Is 991 prime number: Yes

### How to find factors of 991 by Division Method?

To find the factors of 991 by division method, we need the find the all numbers between 1 to 991, which divide 991 with 0 remainder, then the number is factor of 991.

### Pair factors of 991

• 991/1 = 991 [ 1 × 991 (1, 991) 1 and 991 is pair factor of 991]
• 991/991 = 1 [ 991 × 1 (991, 1) 991 and 1 is pair factor of 991]

As we checked numbers between 1 to 991 that are not leaving any remainder, hence we can say factors of 991 is 1, 991.

Also note that, in exponential form prime factorization of 991 is written as 9911 and it is not a composite number.

#### Prime Factorization Calculator

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