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12343844 = 2219162419
BaseRepresentation
bin101111000101…
…101000100100
3212020010120102
4233011220210
511130000334
61120323232
7206630612
oct57055044
925203512
1012343844
116a71127
124173518
132732666
1418d46b2
15113c67e
hexbc5a24

12343844 has 12 divisors (see below), whose sum is σ = 22738800. Its totient is φ = 5847048.

The previous prime is 12343817. The next prime is 12343861. The reversal of 12343844 is 44834321.

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, 81134 + ... + 81285.

It is an arithmetic number, because the mean of its divisors is an integer number (1894900).

Almost surely, 212343844 is an apocalyptic number.

It is an amenable number.

12343844 is a deficient number, since it is larger than the sum of its proper divisors (10394956).

12343844 is a wasteful number, since it uses less digits than its factorization.

12343844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162442 (or 162440 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 12343844 is about 3513.3807080930. The cubic root of 12343844 is about 231.1089732777.

The spelling of 12343844 in words is "twelve million, three hundred forty-three thousand, eight hundred forty-four".

Divisors: 1 2 4 19 38 76 162419 324838 649676 3085961 6171922 12343844