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12968184 = 2331928439
BaseRepresentation
bin110001011110…
…000011111000
3220101212000010
4301132003320
511304440214
61141541520
7215141055
oct61360370
926355003
1012968184
117358209
1244148a0
1328c08a8
141a1802c
151212659
hexc5e0f8

12968184 has 32 divisors (see below), whose sum is σ = 34128000. Its totient is φ = 4095072.

The previous prime is 12968171. The next prime is 12968209. The reversal of 12968184 is 48186921.

12968184 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 13764 + ... + 14675.

It is an arithmetic number, because the mean of its divisors is an integer number (1066500).

Almost surely, 212968184 is an apocalyptic number.

It is an amenable number.

12968184 is an abundant number, since it is smaller than the sum of its proper divisors (21159816).

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

12968184 is a wasteful number, since it uses less digits than its factorization.

12968184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28467 (or 28463 counting only the distinct ones).

The product of its digits is 27648, while the sum is 39.

The square root of 12968184 is about 3601.1364872773. The cubic root of 12968184 is about 234.9414913946.

The spelling of 12968184 in words is "twelve million, nine hundred sixty-eight thousand, one hundred eighty-four".

Divisors: 1 2 3 4 6 8 12 19 24 38 57 76 114 152 228 456 28439 56878 85317 113756 170634 227512 341268 540341 682536 1080682 1621023 2161364 3242046 4322728 6484092 12968184