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79269916132 = 221171151168043
BaseRepresentation
bin100100111010011011…
…0101110110111100100
321120121110022222012201
41021310312232313210
52244321044304012
6100225513224244
75504245112131
oct1116466566744
9246543288181
1079269916132
113068888a290
1213443402084
137623ac1524
143b9dc0d588
1520de357857
hex1274daede4

79269916132 has 48 divisors (see below), whose sum is σ = 154482177024. Its totient is φ = 35288820000.

The previous prime is 79269916123. The next prime is 79269916147. The reversal of 79269916132 is 23161996297.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387703 + ... + 555745.

It is an arithmetic number, because the mean of its divisors is an integer number (3218378688).

Almost surely, 279269916132 is an apocalyptic number.

It is an amenable number.

79269916132 is a deficient number, since it is larger than the sum of its proper divisors (75212260892).

79269916132 is a wasteful number, since it uses less digits than its factorization.

79269916132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168280 (or 168278 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 55.

The spelling of 79269916132 in words is "seventy-nine billion, two hundred sixty-nine million, nine hundred sixteen thousand, one hundred thirty-two".

Divisors: 1 2 4 11 22 44 71 142 151 284 302 604 781 1562 1661 3124 3322 6644 10721 21442 42884 117931 168043 235862 336086 471724 672172 1848473 3696946 7393892 11931053 23862106 25374493 47724212 50748986 101497972 131241583 262483166 279119423 524966332 558238846 1116477692 1801589003 3603178006 7206356012 19817479033 39634958066 79269916132