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157039260 = 22357373903
BaseRepresentation
bin10010101110000…
…11101010011100
3101221111102100220
421113003222130
5310200224020
623325521340
73614545260
oct1127035234
9357442326
10157039260
118070aa14
1244713250
13266c4c51
1416bdc0a0
15dbc0240
hex95c3a9c

157039260 has 48 divisors (see below), whose sum is σ = 502526976. Its totient is φ = 35894592.

The previous prime is 157039229. The next prime is 157039271. The reversal of 157039260 is 62930751.

157039260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1570392602 = 49322658362695200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186532 + ... + 187371.

It is an arithmetic number, because the mean of its divisors is an integer number (10469312).

Almost surely, 2157039260 is an apocalyptic number.

157039260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

157039260 is an abundant number, since it is smaller than the sum of its proper divisors (345487716).

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

157039260 is a wasteful number, since it uses less digits than its factorization.

157039260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373922 (or 373920 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 157039260 is about 12531.5306327679. The cubic root of 157039260 is about 539.5140346729.

The spelling of 157039260 in words is "one hundred fifty-seven million, thirty-nine thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 373903 747806 1121709 1495612 1869515 2243418 2617321 3739030 4486836 5234642 5608545 7478060 7851963 10469284 11217090 13086605 15703926 22434180 26173210 31407852 39259815 52346420 78519630 157039260