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682650052 = 22724380359
BaseRepresentation
bin101000101100000…
…110100111000100
31202120112012211021
4220230012213010
52344224300202
6151423320524
722626300250
oct5054064704
91676465737
10682650052
1132037a0a7
12170750144
13ab576256
146693d260
153ede6a37
hex28b069c4

682650052 has 12 divisors (see below), whose sum is σ = 1365300160. Its totient is φ = 292564296.

The previous prime is 682650029. The next prime is 682650103. The reversal of 682650052 is 250056286.

682650052 is an admirable number.

It is a super-2 number, since 2×6826500522 = 932022186991205408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12190152 + ... + 12190207.

Almost surely, 2682650052 is an apocalyptic number.

It is an amenable number.

682650052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

682650052 is a wasteful number, since it uses less digits than its factorization.

682650052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24380370 (or 24380368 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 682650052 is about 26127.5726388809. The cubic root of 682650052 is about 880.5067896967.

The spelling of 682650052 in words is "six hundred eighty-two million, six hundred fifty thousand, fifty-two".

Divisors: 1 2 4 7 14 28 24380359 48760718 97521436 170662513 341325026 682650052