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157156360 = 23531126739
BaseRepresentation
bin10010101111000…
…00010000001000
3101221201100222221
421113200100020
5310213000420
623332223424
73615543544
oct1127402010
9357640887
10157156360
118078a999
124476ab74
132673633a
1416c2ca24
15dbe4caa
hex95e0408

157156360 has 32 divisors (see below), whose sum is σ = 365011200. Its totient is φ = 60834240.

The previous prime is 157156333. The next prime is 157156367. The reversal of 157156360 is 63651751.

It is not an unprimeable number, because it can be changed into a prime (157156367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62130 + ... + 64609.

It is an arithmetic number, because the mean of its divisors is an integer number (11406600).

Almost surely, 2157156360 is an apocalyptic number.

157156360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

157156360 is an abundant number, since it is smaller than the sum of its proper divisors (207854840).

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

157156360 is a wasteful number, since it uses less digits than its factorization.

157156360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126781 (or 126777 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 157156360 is about 12536.2019766754. The cubic root of 157156360 is about 539.6481017777.

The spelling of 157156360 in words is "one hundred fifty-seven million, one hundred fifty-six thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 1240 126739 253478 506956 633695 1013912 1267390 2534780 3928909 5069560 7857818 15715636 19644545 31431272 39289090 78578180 157156360