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135589137 = 31271672131
BaseRepresentation
bin10000001010011…
…10110100010001
3100110010122022220
420011032310101
5234202323022
621242051253
73234326415
oct1005166421
9313118286
10135589137
116a59a142
12394a9b29
1322124778
1414016d45
15bd8485c
hex814ed11

135589137 has 16 divisors (see below), whose sum is σ = 183386112. Its totient is φ = 89102160.

The previous prime is 135589109. The next prime is 135589141. The reversal of 135589137 is 731985531.

It is not a de Polignac number, because 135589137 - 28 = 135588881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135589147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62562 + ... + 64692.

It is an arithmetic number, because the mean of its divisors is an integer number (11461632).

Almost surely, 2135589137 is an apocalyptic number.

It is an amenable number.

135589137 is a deficient number, since it is larger than the sum of its proper divisors (47796975).

135589137 is a wasteful number, since it uses less digits than its factorization.

135589137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428.

The product of its digits is 113400, while the sum is 42.

The square root of 135589137 is about 11644.2748593461. The cubic root of 135589137 is about 513.7379308204.

The spelling of 135589137 in words is "one hundred thirty-five million, five hundred eighty-nine thousand, one hundred thirty-seven".

Divisors: 1 3 127 167 381 501 2131 6393 21209 63627 270637 355877 811911 1067631 45196379 135589137