As a product of its prime factors: 5*7*7 = 245
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The factors of 1,715 are: 1 5 7 35 49 245 343 1715. The prime factors are: 5, 7
The prime factorization of 245 is 5 x 7 x 75 x 7 x 7 = 2455 x 7 x 7 = 245The process of prime factorisation is one of repeated division by primes, while obtaining a quotient without a remainder, until the process yields a quotient of 1 245 is not divisible by 2 or by 3245 ÷ 5 = 49 ................................. 5 is a prime factor of 24549 is not divisible by 549 ÷ 7 = 7 ..................................... 7 is a prime factor of 2457 ÷ 7 = 1 ....................................... 7 is a prime factor of 245 So the prime factors of 245 are 5, 7 and 7
1, 5, 7, 35, 49, 245
1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490 2, 5 and 7 are prime.
5 x 7 x 7 = 245