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13708893 = 311715851
BaseRepresentation
bin110100010010…
…111001011101
3221210111001210
4310102321131
512002141033
61205455033
7224344422
oct64227135
927714053
1013708893
117813770
124711479
132abca93
141b6bd49
15130bd63
hexd12e5d

13708893 has 16 divisors (see below), whose sum is σ = 20224512. Its totient is φ = 8190000.

The previous prime is 13708859. The next prime is 13708901. The reversal of 13708893 is 39880731.

It is not a de Polignac number, because 13708893 - 26 = 13708829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13708843) by changing a digit.

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, 583 + ... + 5268.

It is an arithmetic number, because the mean of its divisors is an integer number (1264032).

Almost surely, 213708893 is an apocalyptic number.

It is an amenable number.

13708893 is a deficient number, since it is larger than the sum of its proper divisors (6515619).

13708893 is a wasteful number, since it uses less digits than its factorization.

13708893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5936.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 13708893 is about 3702.5522278558. The cubic root of 13708893 is about 239.3320140643.

The spelling of 13708893 in words is "thirteen million, seven hundred eight thousand, eight hundred ninety-three".

Divisors: 1 3 11 33 71 213 781 2343 5851 17553 64361 193083 415421 1246263 4569631 13708893