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157082634 = 23210781559
BaseRepresentation
bin10010101110011…
…10010000001010
3101221120121212100
421113032100022
5310203121014
623330454230
73615115602
oct1127162012
9357517770
10157082634
118073a565
1244734376
132670b907
1416c0dc02
15dbcd009
hex95ce40a

157082634 has 24 divisors (see below), whose sum is σ = 343530720. Its totient is φ = 51870888.

The previous prime is 157082591. The next prime is 157082657. The reversal of 157082634 is 436280751.

157082634 is a `hidden beast` number, since 1 + 570 + 82 + 6 + 3 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38854 + ... + 42705.

It is an arithmetic number, because the mean of its divisors is an integer number (14313780).

Almost surely, 2157082634 is an apocalyptic number.

157082634 is an abundant number, since it is smaller than the sum of its proper divisors (186448086).

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

157082634 is a wasteful number, since it uses less digits than its factorization.

157082634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81674 (or 81671 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 157082634 is about 12533.2611079479. The cubic root of 157082634 is about 539.5637010804.

The spelling of 157082634 in words is "one hundred fifty-seven million, eighty-two thousand, six hundred thirty-four".

Divisors: 1 2 3 6 9 18 107 214 321 642 963 1926 81559 163118 244677 489354 734031 1468062 8726813 17453626 26180439 52360878 78541317 157082634