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79480041960 = 233511269223837
BaseRepresentation
bin100101000000101100…
…0010011000111101000
321121011002201110122210
41022001120103013220
52300233342320320
6100302421045120
75512406131644
oct1120130230750
9247132643583
1079480041960
11307864589a0
12134a18567a0
1376584b2737
143bbdaa9c24
152102a120e0
hex12816131e8

79480041960 has 128 divisors (see below), whose sum is σ = 261084643200. Its totient is φ = 19196175360.

The previous prime is 79480041943. The next prime is 79480041997. The reversal of 79480041960 is 6914008497.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243162 + ... + 466998.

It is an arithmetic number, because the mean of its divisors is an integer number (2039723775).

Almost surely, 279480041960 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79480041960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130542321600).

79480041960 is an abundant number, since it is smaller than the sum of its proper divisors (181604601240).

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

79480041960 is a wasteful number, since it uses less digits than its factorization.

79480041960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224131 (or 224127 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 79480041960 in words is "seventy-nine billion, four hundred eighty million, forty-one thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 88 110 120 132 165 220 264 269 330 440 538 660 807 1076 1320 1345 1614 2152 2690 2959 3228 4035 5380 5918 6456 8070 8877 10760 11836 14795 16140 17754 23672 29590 32280 35508 44385 59180 71016 88770 118360 177540 223837 355080 447674 671511 895348 1119185 1343022 1790696 2238370 2462207 2686044 3357555 4476740 4924414 5372088 6715110 7386621 8953480 9848828 12311035 13430220 14773242 19697656 24622070 26860440 29546484 36933105 49244140 59092968 60212153 73866210 98488280 120424306 147732420 180636459 240848612 295464840 301060765 361272918 481697224 602121530 662333683 722545836 903182295 1204243060 1324667366 1445091672 1806364590 1987001049 2408486120 2649334732 3311668415 3612729180 3974002098 5298669464 6623336830 7225458360 7948004196 9935005245 13246673660 15896008392 19870010490 26493347320 39740020980 79480041960