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152055057 = 3711658247
BaseRepresentation
bin10010001000000…
…10110100010001
3101121010012022210
421010002310101
5302411230212
623031022333
73524306130
oct1104026421
9347105283
10152055057
1178916240
1242b0a9a9
132566b40b
14162a1917
15d53853c
hex9102d11

152055057 has 16 divisors (see below), whose sum is σ = 252767232. Its totient is φ = 78989520.

The previous prime is 152055017. The next prime is 152055061. The reversal of 152055057 is 750550251.

It is not a de Polignac number, because 152055057 - 26 = 152054993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152055017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328893 + ... + 329354.

It is an arithmetic number, because the mean of its divisors is an integer number (15797952).

Almost surely, 2152055057 is an apocalyptic number.

It is an amenable number.

152055057 is a deficient number, since it is larger than the sum of its proper divisors (100712175).

152055057 is a wasteful number, since it uses less digits than its factorization.

152055057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658268.

The product of its (nonzero) digits is 8750, while the sum is 30.

The square root of 152055057 is about 12331.0606599757. The cubic root of 152055057 is about 533.7447580141.

The spelling of 152055057 in words is "one hundred fifty-two million, fifty-five thousand, fifty-seven".

Divisors: 1 3 7 11 21 33 77 231 658247 1974741 4607729 7240717 13823187 21722151 50685019 152055057