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79080972 = 2236590081
BaseRepresentation
bin1001011011010…
…10111000001100
312111210201200220
410231222320030
5130221042342
611502551340
71650114525
oct455527014
9174721626
1079080972
1140703783
1222598550
13134cac99
14a70784c
156e215ec
hex4b6ae0c

79080972 has 12 divisors (see below), whose sum is σ = 184522296. Its totient is φ = 26360320.

The previous prime is 79080961. The next prime is 79080997. The reversal of 79080972 is 27908097.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3295029 + ... + 3295052.

It is an arithmetic number, because the mean of its divisors is an integer number (15376858).

Almost surely, 279080972 is an apocalyptic number.

It is an amenable number.

79080972 is an abundant number, since it is smaller than the sum of its proper divisors (105441324).

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

79080972 is a wasteful number, since it uses less digits than its factorization.

79080972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6590088 (or 6590086 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 42.

The square root of 79080972 is about 8892.7482816056. The cubic root of 79080972 is about 429.2305909284.

The spelling of 79080972 in words is "seventy-nine million, eighty thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 12 6590081 13180162 19770243 26360324 39540486 79080972