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12421623360 = 263529446179
BaseRepresentation
bin10111001000110001…
…01110111001000000
31012001200110211212110
423210120232321000
5200414413421420
65412330255320
7616551025236
oct134430567100
935050424773
1012421623360
1152a4756533
1224a7b87540
13122c6073c3
1485ba10956
154ca7a5ee0
hex2e462ee40

12421623360 has 112 divisors (see below), whose sum is σ = 40798699200. Its totient is φ = 3198203904.

The previous prime is 12421623329. The next prime is 12421623377. The reversal of 12421623360 is 6332612421.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 195250 + ... + 250929.

It is an arithmetic number, because the mean of its divisors is an integer number (364274100).

Almost surely, 212421623360 is an apocalyptic number.

12421623360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12421623360 is an abundant number, since it is smaller than the sum of its proper divisors (28377075840).

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

12421623360 is a wasteful number, since it uses less digits than its factorization.

12421623360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446228 (or 446218 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 12421623360 in words is "twelve billion, four hundred twenty-one million, six hundred twenty-three thousand, three hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 32 40 48 58 60 64 80 87 96 116 120 145 160 174 192 232 240 290 320 348 435 464 480 580 696 870 928 960 1160 1392 1740 1856 2320 2784 3480 4640 5568 6960 9280 13920 27840 446179 892358 1338537 1784716 2230895 2677074 3569432 4461790 5354148 6692685 7138864 8923580 10708296 12939191 13385370 14277728 17847160 21416592 25878382 26770740 28555456 35694320 38817573 42833184 51756764 53541480 64695955 71388640 77635146 85666368 103513528 107082960 129391910 142777280 155270292 194087865 207027056 214165920 258783820 310540584 388175730 414054112 428331840 517567640 621081168 776351460 828108224 1035135280 1242162336 1552702920 2070270560 2484324672 3105405840 4140541120 6210811680 12421623360