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130371236 = 22191715411
BaseRepresentation
bin1111100010101…
…00111010100100
3100002022112201022
413301110322210
5231333334421
620534150312
73142065032
oct761247244
9302275638
10130371236
1167655926
12377b2398
1321018758
1413459552
15b6a37ab
hex7c54ea4

130371236 has 12 divisors (see below), whose sum is σ = 240157680. Its totient is φ = 61754760.

The previous prime is 130371221. The next prime is 130371247. The reversal of 130371236 is 632173031.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 857630 + ... + 857781.

It is an arithmetic number, because the mean of its divisors is an integer number (20013140).

Almost surely, 2130371236 is an apocalyptic number.

It is an amenable number.

130371236 is a deficient number, since it is larger than the sum of its proper divisors (109786444).

130371236 is a wasteful number, since it uses less digits than its factorization.

130371236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1715434 (or 1715432 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 130371236 is about 11418.0224207172. The cubic root of 130371236 is about 507.0614503541.

The spelling of 130371236 in words is "one hundred thirty million, three hundred seventy-one thousand, two hundred thirty-six".

Divisors: 1 2 4 19 38 76 1715411 3430822 6861644 32592809 65185618 130371236