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12152908 = 226149807
BaseRepresentation
bin101110010111…
…000001001100
3211212102122201
4232113001030
511102343113
61112251244
7205204135
oct56270114
924772581
1012152908
116950729
1240a0b24
132696791
141884c8c
151100cdd
hexb9704c

12152908 has 12 divisors (see below), whose sum is σ = 21616672. Its totient is φ = 5976720.

The previous prime is 12152897. The next prime is 12152923. The reversal of 12152908 is 80925121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24660 + ... + 25147.

Almost surely, 212152908 is an apocalyptic number.

It is an amenable number.

12152908 is a deficient number, since it is larger than the sum of its proper divisors (9463764).

12152908 is a wasteful number, since it uses less digits than its factorization.

12152908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49872 (or 49870 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 12152908 is about 3486.1021212810. The cubic root of 12152908 is about 229.9111692248.

The spelling of 12152908 in words is "twelve million, one hundred fifty-two thousand, nine hundred eight".

Divisors: 1 2 4 61 122 244 49807 99614 199228 3038227 6076454 12152908