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157169088 = 2632272863
BaseRepresentation
bin10010101111000…
…11010111000000
3101221202000110100
421113203113000
5310213402323
623332402400
73615625626
oct1127432700
9357660410
10157169088
118079950a
1244776400
132673c07b
1416c33516
15dbe8943
hex95e35c0

157169088 has 42 divisors (see below), whose sum is σ = 450498464. Its totient is φ = 52389504.

The previous prime is 157169087. The next prime is 157169119. The reversal of 157169088 is 880961751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157169087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135856 + ... + 137007.

Almost surely, 2157169088 is an apocalyptic number.

157169088 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

157169088 is an abundant number, since it is smaller than the sum of its proper divisors (293329376).

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

157169088 is a wasteful number, since it uses less digits than its factorization.

157169088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272881 (or 272868 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 45.

The square root of 157169088 is about 12536.7096161632. The cubic root of 157169088 is about 539.6626699772.

The spelling of 157169088 in words is "one hundred fifty-seven million, one hundred sixty-nine thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 144 192 288 576 272863 545726 818589 1091452 1637178 2182904 2455767 3274356 4365808 4911534 6548712 8731616 9823068 13097424 17463232 19646136 26194848 39292272 52389696 78584544 157169088