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157164468 = 223113115903
BaseRepresentation
bin10010101111000…
…10001110110100
3101221201210010020
421113202032310
5310213230333
623332325140
73615606306
oct1127421664
9357653106
10157164468
1180795a9a
12447737b0
1326739c36
1416c31976
15dbe73b3
hex95e23b4

157164468 has 24 divisors (see below), whose sum is σ = 369965568. Its totient is φ = 51924096.

The previous prime is 157164467. The next prime is 157164481. The reversal of 157164468 is 864461751.

157164468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157164461) 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, 56596 + ... + 59307.

It is an arithmetic number, because the mean of its divisors is an integer number (15415232).

Almost surely, 2157164468 is an apocalyptic number.

It is an amenable number.

157164468 is an abundant number, since it is smaller than the sum of its proper divisors (212801100).

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

157164468 is a wasteful number, since it uses less digits than its factorization.

157164468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116023 (or 116021 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 157164468 is about 12536.5253559350. The cubic root of 157164468 is about 539.6573821139.

The spelling of 157164468 in words is "one hundred fifty-seven million, one hundred sixty-four thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 113 226 339 452 678 1356 115903 231806 347709 463612 695418 1390836 13097039 26194078 39291117 52388156 78582234 157164468