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79420952 = 2313763663
BaseRepresentation
bin1001011101111…
…01111000011000
312112110000001202
410232331320120
5130312432302
611514133332
71653031652
oct456757030
9175400052
1079420952
1140916156
1222721248
13135b9960
14a7956d2
156e8c202
hex4bbde18

79420952 has 16 divisors (see below), whose sum is σ = 160369440. Its totient is φ = 36655776.

The previous prime is 79420951. The next prime is 79420973. The reversal of 79420952 is 25902497.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79420951) 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, 381728 + ... + 381935.

It is an arithmetic number, because the mean of its divisors is an integer number (10023090).

Almost surely, 279420952 is an apocalyptic number.

It is an amenable number.

79420952 is an abundant number, since it is smaller than the sum of its proper divisors (80948488).

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

79420952 is a wasteful number, since it uses less digits than its factorization.

79420952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763682 (or 763678 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 79420952 is about 8911.8433558944. The cubic root of 79420952 is about 429.8448187109.

The spelling of 79420952 in words is "seventy-nine million, four hundred twenty thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 13 26 52 104 763663 1527326 3054652 6109304 9927619 19855238 39710476 79420952