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13104820653 = 323434799221
BaseRepresentation
bin11000011010001101…
…11011000110101101
31020211022000212100220
430031012323012231
5203314313230103
610004213441553
7642515065131
oct141506730655
936738025326
1013104820653
1156153697a1
1226589402b9
13130b012762
148c46533c1
1551a759c53
hex30d1bb1ad

13104820653 has 32 divisors (see below), whose sum is σ = 18697789440. Its totient is φ = 8144431680.

The previous prime is 13104820633. The next prime is 13104820679. The reversal of 13104820653 is 35602840131.

It is not a de Polignac number, because 13104820653 - 226 = 13037711789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13104820633) 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, 1416583 + ... + 1425803.

It is an arithmetic number, because the mean of its divisors is an integer number (584305920).

Almost surely, 213104820653 is an apocalyptic number.

It is an amenable number.

13104820653 is a deficient number, since it is larger than the sum of its proper divisors (5592968787).

13104820653 is a wasteful number, since it uses less digits than its factorization.

13104820653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9769.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 13104820653 in words is "thirteen billion, one hundred four million, eight hundred twenty thousand, six hundred fifty-three".

Divisors: 1 3 23 43 69 129 479 989 1437 2967 9221 11017 20597 27663 33051 61791 212083 396503 473731 636249 1189509 1421193 4416859 9119569 13250577 27358707 101587757 189924937 304763271 569774811 4368273551 13104820653