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13995168 = 2531129457
BaseRepresentation
bin110101011000…
…110010100000
3222100000202120
4311120302200
512040321133
61215544240
7226646145
oct65306240
928300676
1013995168
117999860
12482b080
132b90185
141c043cc
151366ab3
hexd58ca0

13995168 has 96 divisors (see below), whose sum is σ = 41549760. Its totient is φ = 4085760.

The previous prime is 13995151. The next prime is 13995173. The reversal of 13995168 is 86159931.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30396 + ... + 30852.

It is an arithmetic number, because the mean of its divisors is an integer number (432810).

Almost surely, 213995168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13995168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20774880).

13995168 is an abundant number, since it is smaller than the sum of its proper divisors (27554592).

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

13995168 is a wasteful number, since it uses less digits than its factorization.

13995168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510 (or 502 counting only the distinct ones).

The product of its digits is 58320, while the sum is 42.

The square root of 13995168 is about 3741.0116278889. The cubic root of 13995168 is about 240.9864951140.

The spelling of 13995168 in words is "thirteen million, nine hundred ninety-five thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 29 32 33 44 48 58 66 87 88 96 116 132 174 176 232 264 319 348 352 457 464 528 638 696 914 928 957 1056 1276 1371 1392 1828 1914 2552 2742 2784 3656 3828 5027 5104 5484 7312 7656 10054 10208 10968 13253 14624 15081 15312 20108 21936 26506 30162 30624 39759 40216 43872 53012 60324 79518 80432 106024 120648 145783 159036 160864 212048 241296 291566 318072 424096 437349 482592 583132 636144 874698 1166264 1272288 1749396 2332528 3498792 4665056 6997584 13995168