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136273608 = 23321999511
BaseRepresentation
bin10000001111101…
…01111011001000
3100111102102020200
420013311323020
5234341223413
621304452200
73243210102
oct1007657310
9314372220
10136273608
116aa17419
123977a060
1322304193
1414154572
15be6c573
hex81f5ec8

136273608 has 48 divisors (see below), whose sum is σ = 370968000. Its totient is φ = 45191520.

The previous prime is 136273603. The next prime is 136273609. The reversal of 136273608 is 806372631.

It is a happy number.

136273608 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (136273601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9573 + ... + 19083.

It is an arithmetic number, because the mean of its divisors is an integer number (7728500).

Almost surely, 2136273608 is an apocalyptic number.

136273608 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

136273608 is an abundant number, since it is smaller than the sum of its proper divisors (234694392).

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

136273608 is a wasteful number, since it uses less digits than its factorization.

136273608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9722 (or 9715 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 136273608 is about 11673.6287417409. The cubic root of 136273608 is about 514.6009514414.

The spelling of 136273608 in words is "one hundred thirty-six million, two hundred seventy-three thousand, six hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 199 398 597 796 1194 1592 1791 2388 3582 4776 7164 9511 14328 19022 28533 38044 57066 76088 85599 114132 171198 228264 342396 684792 1892689 3785378 5678067 7570756 11356134 15141512 17034201 22712268 34068402 45424536 68136804 136273608