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79885496130 = 23511242077261
BaseRepresentation
bin100101001100110001…
…0111110111101000010
321122012100122200012220
41022121202332331002
52302101141334010
6100410543231510
75525431341036
oct1123142767502
9248170580186
1079885496130
1130974309690
12135955a8596
1376c14b374b
143c1b8901c6
152128401970
hex12998bef42

79885496130 has 32 divisors (see below), whose sum is σ = 209154754368. Its totient is φ = 19366180800.

The previous prime is 79885496071. The next prime is 79885496147. The reversal of 79885496130 is 3169458897.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121038301 + ... + 121038960.

It is an arithmetic number, because the mean of its divisors is an integer number (6536086074).

Almost surely, 279885496130 is an apocalyptic number.

79885496130 is an abundant number, since it is smaller than the sum of its proper divisors (129269258238).

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

79885496130 is a wasteful number, since it uses less digits than its factorization.

79885496130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242077282.

The product of its (nonzero) digits is 13063680, while the sum is 60.

The spelling of 79885496130 in words is "seventy-nine billion, eight hundred eighty-five million, four hundred ninety-six thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 242077261 484154522 726231783 1210386305 1452463566 2420772610 2662849871 3631158915 5325699742 7262317830 7988549613 13314249355 15977099226 26628498710 39942748065 79885496130