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992875500040 = 235149166589849
BaseRepresentation
bin11100111001010111111…
…11011101001000001000
310111220210012102022212011
432130223333131020020
5112231402112000130
62040042023425304
7131506244334064
oct16345377351010
93456705368764
10992875500040
113530923766a6
12140513bb5234
13728212516a8
14360ac15caa4
151ac6105852a
hexe72bfdd208

992875500040 has 32 divisors (see below), whose sum is σ = 2248962975000. Its totient is φ = 394484760064.

The previous prime is 992875500013. The next prime is 992875500059. The reversal of 992875500040 is 40005578299.

It can be written as a sum of positive squares in 4 ways, for example, as 685163440516 + 307712059524 = 827746^2 + 554718^2 .

It is a super-3 number, since 3×9928755000403 (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83288965 + ... + 83300884.

Almost surely, 2992875500040 is an apocalyptic number.

It is an amenable number.

992875500040 is an abundant number, since it is smaller than the sum of its proper divisors (1256087474960).

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

992875500040 is a wasteful number, since it uses less digits than its factorization.

992875500040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166590009 (or 166590005 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 992875500040 in words is "nine hundred ninety-two billion, eight hundred seventy-five million, five hundred thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 149 298 596 745 1192 1490 2980 5960 166589849 333179698 666359396 832949245 1332718792 1665898490 3331796980 6663593960 24821887501 49643775002 99287550004 124109437505 198575100008 248218875010 496437750020 992875500040