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130572498 = 2373108869
BaseRepresentation
bin1111100100001…
…10000011010010
3100002200202210110
413302012003102
5231411304443
620542342150
73143563560
oct762060322
9302622713
10130572498
1167783061
123788a956
1321089244
14134aca30
15b6e3233
hex7c860d2

130572498 has 16 divisors (see below), whose sum is σ = 298451520. Its totient is φ = 37306416.

The previous prime is 130572473. The next prime is 130572509. The reversal of 130572498 is 894275031.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1554393 + ... + 1554476.

It is an arithmetic number, because the mean of its divisors is an integer number (18653220).

Almost surely, 2130572498 is an apocalyptic number.

130572498 is an abundant number, since it is smaller than the sum of its proper divisors (167879022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130572498 is a wasteful number, since it uses less digits than its factorization.

130572498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3108881.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 130572498 is about 11426.8323694714. The cubic root of 130572498 is about 507.3222433916.

The spelling of 130572498 in words is "one hundred thirty million, five hundred seventy-two thousand, four hundred ninety-eight".

Divisors: 1 2 3 6 7 14 21 42 3108869 6217738 9326607 18653214 21762083 43524166 65286249 130572498