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12910092 = 2231382757
BaseRepresentation
bin110001001111…
…111000001100
3220021220022120
4301033320030
511301110332
61140412540
7214506516
oct61177014
926256276
1012910092
1173185a8
1243a7150
1328a0310
141a00bb6
15120032c
hexc4fe0c

12910092 has 24 divisors (see below), whose sum is σ = 32441136. Its totient is φ = 3972288.

The previous prime is 12910091. The next prime is 12910099. The reversal of 12910092 is 29001921.

12910092 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12910091) 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, 41223 + ... + 41534.

It is an arithmetic number, because the mean of its divisors is an integer number (1351714).

Almost surely, 212910092 is an apocalyptic number.

12910092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12910092 is an abundant number, since it is smaller than the sum of its proper divisors (19531044).

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

12910092 is a wasteful number, since it uses less digits than its factorization.

12910092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82777 (or 82775 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 12910092 is about 3593.0616471193. The cubic root of 12910092 is about 234.5901532938.

The spelling of 12910092 in words is "twelve million, nine hundred ten thousand, ninety-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 82757 165514 248271 331028 496542 993084 1075841 2151682 3227523 4303364 6455046 12910092