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12276492 = 2231023041
BaseRepresentation
bin101110110101…
…001100001100
3212002201011220
4232311030030
511120321432
61115043340
7206230344
oct56651414
925081156
1012276492
116a25568
124140550
13270aac7
1418b7d24
15112772c
hexbb530c

12276492 has 12 divisors (see below), whose sum is σ = 28645176. Its totient is φ = 4092160.

The previous prime is 12276491. The next prime is 12276493. The reversal of 12276492 is 29467221.

12276492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12276491) and next prime (12276493).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (12276491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511509 + ... + 511532.

It is an arithmetic number, because the mean of its divisors is an integer number (2387098).

Almost surely, 212276492 is an apocalyptic number.

12276492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12276492 is an abundant number, since it is smaller than the sum of its proper divisors (16368684).

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

12276492 is a wasteful number, since it uses less digits than its factorization.

12276492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023048 (or 1023046 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 12276492 is about 3503.7825274980. The cubic root of 12276492 is about 230.6878713879.

The spelling of 12276492 in words is "twelve million, two hundred seventy-six thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 12 1023041 2046082 3069123 4092164 6138246 12276492