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13568485 = 571392789
BaseRepresentation
bin110011110000…
…100111100101
3221112100110111
4303300213211
511433142420
61202453021
7223221160
oct63604745
927470414
1013568485
117728227
124664171
132a70bb8
141b32ad7
1512d045a
hexcf09e5

13568485 has 16 divisors (see below), whose sum is σ = 18748800. Its totient is φ = 9233856.

The previous prime is 13568473. The next prime is 13568497. The reversal of 13568485 is 58486531.

It is an interprime number because it is at equal distance from previous prime (13568473) and next prime (13568497).

It is a cyclic number.

It is not a de Polignac number, because 13568485 - 25 = 13568453 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3471 + ... + 6259.

It is an arithmetic number, because the mean of its divisors is an integer number (1171800).

Almost surely, 213568485 is an apocalyptic number.

It is an amenable number.

13568485 is a deficient number, since it is larger than the sum of its proper divisors (5180315).

13568485 is a wasteful number, since it uses less digits than its factorization.

13568485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2940.

The product of its digits is 115200, while the sum is 40.

The square root of 13568485 is about 3683.5424525856. The cubic root of 13568485 is about 238.5121201833.

The spelling of 13568485 in words is "thirteen million, five hundred sixty-eight thousand, four hundred eighty-five".

Divisors: 1 5 7 35 139 695 973 2789 4865 13945 19523 97615 387671 1938355 2713697 13568485