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132910486220 = 22543191809147
BaseRepresentation
bin111101111001000010…
…1010001001011001100
3110201001202112021010202
41323302011101023030
54134200041024340
6141020324553032
712413434330631
oct1736205211314
9421052467122
10132910486220
1151404560546
1221913552778
13c6c1b77525
14660bc50188
1536cd624c15
hex1ef21512cc

132910486220 has 48 divisors (see below), whose sum is σ = 287098656768. Its totient is φ = 51655880640.

The previous prime is 132910486213. The next prime is 132910486259. The reversal of 132910486220 is 22684019231.

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, 240314 + ... + 568833.

It is an arithmetic number, because the mean of its divisors is an integer number (5981222016).

Almost surely, 2132910486220 is an apocalyptic number.

132910486220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132910486220 is an abundant number, since it is smaller than the sum of its proper divisors (154188170548).

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

132910486220 is a wasteful number, since it uses less digits than its factorization.

132910486220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809390 (or 809388 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 132910486220 in words is "one hundred thirty-two billion, nine hundred ten million, four hundred eighty-six thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 43 86 172 191 215 382 430 764 860 955 1910 3820 8213 16426 32852 41065 82130 164260 809147 1618294 3236588 4045735 8091470 16182940 34793321 69586642 139173284 154547077 173966605 309094154 347933210 618188308 695866420 772735385 1545470770 3090941540 6645524311 13291048622 26582097244 33227621555 66455243110 132910486220