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79244164 = 22142713883
BaseRepresentation
bin1001011100100…
…10101110000100
312112010000120001
410232102232010
5130241303124
611510251044
71651364356
oct456225604
9175100501
1079244164
114080534a
1222656a84
131355734c
14a74b0d6
156e54b44
hex4b92b84

79244164 has 12 divisors (see below), whose sum is σ = 138784464. Its totient is φ = 39591464.

The previous prime is 79244161. The next prime is 79244171. The reversal of 79244164 is 46144297.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (79244161) 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, 1234 + ... + 12649.

It is an arithmetic number, because the mean of its divisors is an integer number (11565372).

Almost surely, 279244164 is an apocalyptic number.

It is an amenable number.

79244164 is a deficient number, since it is larger than the sum of its proper divisors (59540300).

79244164 is a wasteful number, since it uses less digits than its factorization.

79244164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15314 (or 15312 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 79244164 is about 8901.9191189316. The cubic root of 79244164 is about 429.5256423963.

The spelling of 79244164 in words is "seventy-nine million, two hundred forty-four thousand, one hundred sixty-four".

Divisors: 1 2 4 1427 2854 5708 13883 27766 55532 19811041 39622082 79244164