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96199978680 = 233251320555551
BaseRepresentation
bin101100110010111110…
…1110010111010111000
3100012022100020020222100
41121211331302322320
53034004143304210
6112105455223400
76643632220101
oct1314575627270
9305270206870
1096199978680
113788641a913
1216789217b60
1390c1468710
1449284c53a8
1527808175c0
hex1665f72eb8

96199978680 has 96 divisors (see below), whose sum is σ = 336699941760. Its totient is φ = 23679993600.

The previous prime is 96199978639. The next prime is 96199978681. The reversal of 96199978680 is 8687999169.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 96199978599 and 96199978608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96199978681) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10273096 + ... + 10282455.

It is an arithmetic number, because the mean of its divisors is an integer number (3507291060).

Almost surely, 296199978680 is an apocalyptic number.

96199978680 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

96199978680 is an abundant number, since it is smaller than the sum of its proper divisors (240499963080).

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

96199978680 is a wasteful number, since it uses less digits than its factorization.

96199978680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20555581 (or 20555574 counting only the distinct ones).

The product of its (nonzero) digits is 105815808, while the sum is 72.

The spelling of 96199978680 in words is "ninety-six billion, one hundred ninety-nine million, nine hundred seventy-eight thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 30 36 39 40 45 52 60 65 72 78 90 104 117 120 130 156 180 195 234 260 312 360 390 468 520 585 780 936 1170 1560 2340 4680 20555551 41111102 61666653 82222204 102777755 123333306 164444408 184999959 205555510 246666612 267222163 308333265 369999918 411111020 493333224 534444326 616666530 739999836 801666489 822222040 924999795 1068888652 1233333060 1336110815 1479999672 1603332978 1849999590 2137777304 2404999467 2466666120 2672221630 3206665956 3699999180 4008332445 4809998934 5344443260 6413331912 7399998360 8016664890 9619997868 10688886520 12024997335 16033329780 19239995736 24049994670 32066659560 48099989340 96199978680