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13892892 = 2231389057
BaseRepresentation
bin110100111111…
…110100011100
3222010211110120
4310333310130
512024033032
61213434540
7226042026
oct64776434
928124416
1013892892
117929a32
12479ba50
132b55760
141bb9016
15134662c
hexd3fd1c

13892892 has 24 divisors (see below), whose sum is σ = 34910736. Its totient is φ = 4274688.

The previous prime is 13892887. The next prime is 13892917. The reversal of 13892892 is 29829831.

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, 44373 + ... + 44684.

It is an arithmetic number, because the mean of its divisors is an integer number (1454614).

Almost surely, 213892892 is an apocalyptic number.

13892892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13892892 is an abundant number, since it is smaller than the sum of its proper divisors (21017844).

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

13892892 is a wasteful number, since it uses less digits than its factorization.

13892892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89077 (or 89075 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 13892892 is about 3727.3169975198. The cubic root of 13892892 is about 240.3980201073.

The spelling of 13892892 in words is "thirteen million, eight hundred ninety-two thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 89057 178114 267171 356228 534342 1068684 1157741 2315482 3473223 4630964 6946446 13892892