# Prime factorization of 381

Here you will see step by step solution of prime factorization of 381, how to find factors of 381, you will see all factors of 381, how many factors of 381 has? Factors of 381 are 1, 3, 127, 381, we can see that 381 has 4 factor and sum of all factors is 512.

• All Factors of 381: 1, 3, 127, 381
• Prime Factors of 381: 3 × 127
• Prime Factorization of 381: 31 × 1271
• Sum of Factors of 381: 512
• Is 381 prime number: No

### How to find factors of 381 by Division Method?

To find the factors of 381 by division method, we need the find the all numbers between 1 to 381, which divide 381 with 0 remainder, then the number is factor of 381.

### Pair factors of 381

• 381/1 = 381 [ 1 × 381 (1, 381) 1 and 381 is pair factor of 381]
• 381/3 = 127 [ 3 × 127 (3, 127) 3 and 127 is pair factor of 381]
• 381/127 = 3 [ 127 × 3 (127, 3) 127 and 3 is pair factor of 381]
• 381/381 = 1 [ 381 × 1 (381, 1) 381 and 1 is pair factor of 381]

As we checked numbers between 1 to 381 that are not leaving any remainder, hence we can say factors of 381 is 1, 3, 127, 381.

Also note that, in exponential form prime factorization of 381 is written as 31 × 1271 and it is a composite number.

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