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13092605687 = 771257102503
BaseRepresentation
bin11000011000110000…
…10100111011110111
31020210110001021120202
430030120110323313
5203303201340222
610003055551115
7642306212030
oct141430247367
936713037522
1013092605687
115609486487
12265482b49b
131308626975
148c2b93a87
15519645892
hex30c614ef7

13092605687 has 16 divisors (see below), whose sum is σ = 15232914432. Its totient is φ = 11021015040.

The previous prime is 13092605683. The next prime is 13092605693. The reversal of 13092605687 is 78650629031.

It is not a de Polignac number, because 13092605687 - 22 = 13092605683 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13092605683) 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, 76478 + ... + 178980.

It is an arithmetic number, because the mean of its divisors is an integer number (952057152).

Almost surely, 213092605687 is an apocalyptic number.

13092605687 is a deficient number, since it is larger than the sum of its proper divisors (2140308745).

13092605687 is a wasteful number, since it uses less digits than its factorization.

13092605687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102838.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 13092605687 in words is "thirteen billion, ninety-two million, six hundred five thousand, six hundred eighty-seven".

Divisors: 1 7 71 257 497 1799 18247 102503 127729 717521 7277713 26343271 50943991 184402897 1870372241 13092605687