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76872576424 = 2377122698521
BaseRepresentation
bin100011110010111110…
…1100110110110101000
321100102101022111101011
41013211331212312220
52224413334421144
655151554033304
75360655055420
oct1074575466650
9240371274334
1076872576424
112a6686244a6
1212a94578834
137331227717
143a13683480
151eedb59a34
hex11e5f66da8

76872576424 has 64 divisors (see below), whose sum is σ = 167140281600. Its totient is φ = 32463244800.

The previous prime is 76872576419. The next prime is 76872576433. The reversal of 76872576424 is 42467527867.

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, 9017284 + ... + 9025804.

It is an arithmetic number, because the mean of its divisors is an integer number (2611566900).

Almost surely, 276872576424 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 76872576424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83570140800).

76872576424 is an abundant number, since it is smaller than the sum of its proper divisors (90267705176).

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

76872576424 is a wasteful number, since it uses less digits than its factorization.

76872576424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10874 (or 10870 counting only the distinct ones).

The product of its digits is 31610880, while the sum is 58.

The spelling of 76872576424 in words is "seventy-six billion, eight hundred seventy-two million, five hundred seventy-six thousand, four hundred twenty-four".

Divisors: 1 2 4 7 8 14 28 56 71 142 284 497 568 994 1988 2269 3976 4538 8521 9076 15883 17042 18152 31766 34084 59647 63532 68168 119294 127064 161099 238588 322198 477176 604991 644396 1127693 1209982 1288792 2255386 2419964 4234937 4510772 4839928 8469874 9021544 16939748 19334149 33879496 38668298 77336596 135339043 154673192 270678086 541356172 1082712344 1372724579 2745449158 5490898316 9609072053 10981796632 19218144106 38436288212 76872576424