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152165055 = 3571449191
BaseRepresentation
bin10010001000111…
…01101010111111
3101121022210012210
421010131222333
5302423240210
623033231503
73525244620
oct1104355277
9347283183
10152165055
1178990949
1242b62593
13256a94c3
14162cda47
15d55ae20
hex911dabf

152165055 has 16 divisors (see below), whose sum is σ = 278244864. Its totient is φ = 69561120.

The previous prime is 152165017. The next prime is 152165099. The reversal of 152165055 is 550561251.

It is not a de Polignac number, because 152165055 - 211 = 152163007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 724491 + ... + 724700.

It is an arithmetic number, because the mean of its divisors is an integer number (17390304).

Almost surely, 2152165055 is an apocalyptic number.

152165055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

152165055 is a deficient number, since it is larger than the sum of its proper divisors (126079809).

152165055 is a wasteful number, since it uses less digits than its factorization.

152165055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449206.

The product of its (nonzero) digits is 7500, while the sum is 30.

The square root of 152165055 is about 12335.5200538931. The cubic root of 152165055 is about 533.8734322487.

The spelling of 152165055 in words is "one hundred fifty-two million, one hundred sixty-five thousand, fifty-five".

Divisors: 1 3 5 7 15 21 35 105 1449191 4347573 7245955 10144337 21737865 30433011 50721685 152165055