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12513002304 = 263115924717
BaseRepresentation
bin10111010011101010…
…10100001101000000
31012022001102101012210
423221311110031000
5201111312033204
65425353022120
7622040523165
oct135165241500
935261371183
1012513002304
115341299920
1225126b4940
13124551cb9a
14869bda06c
154d3806389
hex2e9d54340

12513002304 has 56 divisors (see below), whose sum is σ = 36117080928. Its totient is φ = 3791818240.

The previous prime is 12513002297. The next prime is 12513002323. The reversal of 12513002304 is 40320031521.

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, 2960247 + ... + 2964470.

Almost surely, 212513002304 is an apocalyptic number.

It is an amenable number.

12513002304 is an abundant number, since it is smaller than the sum of its proper divisors (23604078624).

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

12513002304 is a wasteful number, since it uses less digits than its factorization.

12513002304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5924743 (or 5924733 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 12513002304 its reverse (40320031521), we get a palindrome (52833033825).

The spelling of 12513002304 in words is "twelve billion, five hundred thirteen million, two thousand, three hundred four".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 132 176 192 264 352 528 704 1056 2112 5924717 11849434 17774151 23698868 35548302 47397736 65171887 71096604 94795472 130343774 142193208 189590944 195515661 260687548 284386416 379181888 391031322 521375096 568772832 782062644 1042750192 1137545664 1564125288 2085500384 3128250576 4171000768 6256501152 12513002304