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13280673934 = 2115231154239
BaseRepresentation
bin11000101111001011…
…10000000010001110
31021021112221010201101
430113211300002032
5204144323031214
610033454533314
7650051602663
oct142745600216
937245833641
1013280673934
1156a5659990
1226a780723a
131338594058
148ddb4ba6a
1552ade4774
hex31797008e

13280673934 has 16 divisors (see below), whose sum is σ = 21773583360. Its totient is φ = 6025122360.

The previous prime is 13280673907. The next prime is 13280673949. The reversal of 13280673934 is 43937608231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565614 + ... + 588625.

It is an arithmetic number, because the mean of its divisors is an integer number (1360848960).

Almost surely, 213280673934 is an apocalyptic number.

13280673934 is a deficient number, since it is larger than the sum of its proper divisors (8492909426).

13280673934 is a wasteful number, since it uses less digits than its factorization.

13280673934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154775.

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 13280673934 in words is "thirteen billion, two hundred eighty million, six hundred seventy-three thousand, nine hundred thirty-four".

Divisors: 1 2 11 22 523 1046 5753 11506 1154239 2308478 12696629 25393258 603666997 1207333994 6640336967 13280673934