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136353430 = 25172343811
BaseRepresentation
bin10000010000010…
…01011010010110
3100111120110202001
420020021122112
5234401302210
621310305514
73243661603
oct1010113226
9314513661
10136353430
116aa71394
12397b829a
1322331605
14141756aa
15be8603a
hex8209696

136353430 has 64 divisors (see below), whose sum is σ = 277820928. Its totient is φ = 47900160.

The previous prime is 136353419. The next prime is 136353431. The reversal of 136353430 is 34353631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136353431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167725 + ... + 168535.

It is an arithmetic number, because the mean of its divisors is an integer number (4340952).

Almost surely, 2136353430 is an apocalyptic number.

136353430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136353430 is an abundant number, since it is smaller than the sum of its proper divisors (141467498).

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

136353430 is a wasteful number, since it uses less digits than its factorization.

136353430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901.

The product of its (nonzero) digits is 9720, while the sum is 28.

The square root of 136353430 is about 11677.0471438630. The cubic root of 136353430 is about 514.7014073311.

The spelling of 136353430 in words is "one hundred thirty-six million, three hundred fifty-three thousand, four hundred thirty".

Divisors: 1 2 5 10 17 23 34 43 46 85 86 115 170 215 230 391 430 731 782 811 989 1462 1622 1955 1978 3655 3910 4055 4945 7310 8110 9890 13787 16813 18653 27574 33626 34873 37306 68935 69746 84065 93265 137870 168130 174365 186530 317101 348730 592841 634202 802079 1185682 1585505 1604158 2964205 3171010 4010395 5928410 8020790 13635343 27270686 68176715 136353430