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13068167056 = 247313763873
BaseRepresentation
bin11000010101110110…
…00110011110010000
31020201202001200002021
430022323012132100
5203230422321211
610000424101224
7641561405260
oct141273063620
936652050067
1013068167056
1155a670436a
122648604814
13130354b139
148bd8317a0
15517419771
hex30aec6790

13068167056 has 40 divisors (see below), whose sum is σ = 29870104064. Its totient is φ = 5419975680.

The previous prime is 13068167027. The next prime is 13068167059. The reversal of 13068167056 is 65076186031.

It is not an unprimeable number, because it can be changed into a prime (13068167059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1878465 + ... + 1885408.

Almost surely, 213068167056 is an apocalyptic number.

13068167056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13068167056 is an abundant number, since it is smaller than the sum of its proper divisors (16801937008).

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

13068167056 is a wasteful number, since it uses less digits than its factorization.

13068167056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3763919 (or 3763913 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 13068167056 in words is "thirteen billion, sixty-eight million, one hundred sixty-seven thousand, fifty-six".

Divisors: 1 2 4 7 8 14 16 28 31 56 62 112 124 217 248 434 496 868 1736 3472 3763873 7527746 15055492 26347111 30110984 52694222 60221968 105388444 116680063 210776888 233360126 421553776 466720252 816760441 933440504 1633520882 1866881008 3267041764 6534083528 13068167056