Wrote the prime factorization of 130 using exponents

130 = 2 x 5 x 13

The number 130 is a composite number so, it is possible to factorize it. In other words, 130 can be divided by 1, by itself and at least by 2, 5 and 13. A composite number is a positive integer that has at least one positive divisor other than one or the number itself. In other words, a composite number is any integer greater than one that is not a prime number.

The prime factorization of 130 = 2•5•13.

The prime factors of 130 are 2, 5 and 13.

the answer would be c ≈ 18.852*3.14= 6.286.28*3=18.85