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137429169 = 3315992467
BaseRepresentation
bin10000011000100…
…00000010110001
3100120121010101020
420030100002301
5240140213134
621345330053
73256062063
oct1014200261
9316533336
10137429169
1170636629
123a036929
132261a147
1414375733
15c0e9b49
hex83100b1

137429169 has 16 divisors (see below), whose sum is σ = 189542400. Its totient is φ = 88480080.

The previous prime is 137429129. The next prime is 137429189. The reversal of 137429169 is 961924731.

It is not a de Polignac number, because 137429169 - 27 = 137429041 is a prime.

It is a super-2 number, since 2×1374291692 = 37773552984061122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 137429169.

It is not an unprimeable number, because it can be changed into a prime (137429129) 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, 54474 + ... + 56940.

It is an arithmetic number, because the mean of its divisors is an integer number (11846400).

Almost surely, 2137429169 is an apocalyptic number.

It is an amenable number.

137429169 is a deficient number, since it is larger than the sum of its proper divisors (52113231).

137429169 is a wasteful number, since it uses less digits than its factorization.

137429169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3100.

The product of its digits is 81648, while the sum is 42.

The square root of 137429169 is about 11723.0187665123. The cubic root of 137429169 is about 516.0514153142.

The spelling of 137429169 in words is "one hundred thirty-seven million, four hundred twenty-nine thousand, one hundred sixty-nine".

Divisors: 1 3 31 93 599 1797 2467 7401 18569 55707 76477 229431 1477733 4433199 45809723 137429169