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13659385135 = 5114110756611
BaseRepresentation
bin11001011100010100…
…11010110100101111
31022020221112122211011
430232022122310233
5210433300311020
610135224010051
7662330600164
oct145612326457
938227478734
1013659385135
11587a404250
122792600927
131398b90716
1493817006b
1554e2a035a
hex32e29ad2f

13659385135 has 32 divisors (see below), whose sum is σ = 18489026304. Its totient is φ = 9601056000.

The previous prime is 13659385123. The next prime is 13659385141. The reversal of 13659385135 is 53158395631.

It is not a de Polignac number, because 13659385135 - 225 = 13625830703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 212980 + ... + 269590.

It is an arithmetic number, because the mean of its divisors is an integer number (577782072).

Almost surely, 213659385135 is an apocalyptic number.

13659385135 is a deficient number, since it is larger than the sum of its proper divisors (4829641169).

13659385135 is a wasteful number, since it uses less digits than its factorization.

13659385135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56775.

The product of its digits is 1458000, while the sum is 49.

The spelling of 13659385135 in words is "thirteen billion, six hundred fifty-nine million, three hundred eighty-five thousand, one hundred thirty-five".

Divisors: 1 5 11 41 55 107 205 451 535 1177 2255 4387 5885 21935 48257 56611 241285 283055 622721 2321051 3113605 6057377 11605255 25531561 30286885 66631147 127657805 248352457 333155735 1241762285 2731877027 13659385135