479 is the sum of nine consecutive prime numbers.

37 + 41 + 43 + 47 + 53 + 59 + 61 + 67 + 71 = 479.

Print the puzzles or type the solution on this excel file: 10 Factors 2015-04-27

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- 479 is a prime number.
- Prime factorization: 479 is prime.
- The exponent of prime number 479 is 1. Adding 1 to that exponent we get (1 + 1) = 2. Therefore 479 has exactly 2 factors.
- Factors of 479: 1, 479
- Factor pairs: 479 = 1 x 479
- 479 has no square factors that allow its square root to be simplified. √479 ≈ 21.88607

**How do we know that ****479**** is a prime number?** If 479 were not a prime number, then it would be divisible by at least one prime number less than or equal to √479 ≈ 21.8861. Since 479 cannot be divided evenly by 2, 3, 5, 7, 11, 13, 17, or 19, we know that 479 is a prime number.

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