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130617494 = 2717796947
BaseRepresentation
bin1111100100100…
…01000010010110
3100002210001111222
413302101002112
5231414224434
620543330342
73144142010
oct762210226
9302701458
10130617494
1167803947
12378b09b2
13210a3877
14134c11b0
15b70172e
hex7c91096

130617494 has 32 divisors (see below), whose sum is σ = 240122880. Its totient is φ = 52011648.

The previous prime is 130617469. The next prime is 130617497. The reversal of 130617494 is 494716031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130617497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15329 + ... + 22275.

It is an arithmetic number, because the mean of its divisors is an integer number (7503840).

Almost surely, 2130617494 is an apocalyptic number.

130617494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

130617494 is a deficient number, since it is larger than the sum of its proper divisors (109505386).

130617494 is a wasteful number, since it uses less digits than its factorization.

130617494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7052.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 130617494 is about 11428.8010744785. The cubic root of 130617494 is about 507.3805120427.

The spelling of 130617494 in words is "one hundred thirty million, six hundred seventeen thousand, four hundred ninety-four".

Divisors: 1 2 7 14 17 34 79 119 158 238 553 1106 1343 2686 6947 9401 13894 18802 48629 97258 118099 236198 548813 826693 1097626 1653386 3841691 7683382 9329821 18659642 65308747 130617494