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136362642 = 23131748239
BaseRepresentation
bin10000010000010…
…11101010010010
3100111120221101020
420020023222102
5234402101032
621310420310
73244030503
oct1010135222
9314527336
10136362642
116aa782a9
1239801696
1322335870
1414178baa
15be88b2c
hex820ba92

136362642 has 16 divisors (see below), whose sum is σ = 293704320. Its totient is φ = 41957712.

The previous prime is 136362617. The next prime is 136362643. The reversal of 136362642 is 246263631.

It is not an unprimeable number, because it can be changed into a prime (136362643) 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, 874042 + ... + 874197.

It is an arithmetic number, because the mean of its divisors is an integer number (18356520).

Almost surely, 2136362642 is an apocalyptic number.

136362642 is an abundant number, since it is smaller than the sum of its proper divisors (157341678).

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

136362642 is a wasteful number, since it uses less digits than its factorization.

136362642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748257.

The product of its digits is 31104, while the sum is 33.

The square root of 136362642 is about 11677.4415862380. The cubic root of 136362642 is about 514.7129980983.

The spelling of 136362642 in words is "one hundred thirty-six million, three hundred sixty-two thousand, six hundred forty-two".

Divisors: 1 2 3 6 13 26 39 78 1748239 3496478 5244717 10489434 22727107 45454214 68181321 136362642