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256063152264 = 23397199755079
BaseRepresentation
bin1110111001111010001…
…1011010000010001000
3220110221110222220102020
43232132203122002020
513143404131333024
6313344522004440
724333324611343
oct3563643320210
9813843886366
10256063152264
1199660a79297
1241763046720
131b1ba26965a
14c571b7d45a
1569da278979
hex3b9e8da088

256063152264 has 64 divisors (see below), whose sum is σ = 647093059200. Its totient is φ = 84430608384.

The previous prime is 256063152223. The next prime is 256063152271. The reversal of 256063152264 is 462251360652.

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, 4621477 + ... + 4676555.

It is an arithmetic number, because the mean of its divisors is an integer number (10110829050).

Almost surely, 2256063152264 is an apocalyptic number.

256063152264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

256063152264 is an abundant number, since it is smaller than the sum of its proper divisors (391029906936).

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

256063152264 is a wasteful number, since it uses less digits than its factorization.

256063152264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57182 (or 57178 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 256063152264 in words is "two hundred fifty-six billion, sixty-three million, one hundred fifty-two thousand, two hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 24 97 194 291 388 582 776 1164 1997 2328 3994 5991 7988 11982 15976 23964 47928 55079 110158 165237 193709 220316 330474 387418 440632 581127 660948 774836 1162254 1321896 1549672 2324508 4649016 5342663 10685326 16027989 21370652 32055978 42741304 64111956 109992763 128223912 219985526 329978289 439971052 659956578 879942104 1319913156 2639826312 10669298011 21338596022 32007894033 42677192044 64015788066 85354384088 128031576132 256063152264