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65082012 = 2236418461
BaseRepresentation
bin1111100001000…
…1001010011100
311112110111201220
43320101022130
5113130111022
610242533340
71420121322
oct370211234
9145414656
1065082012
1133812096
1219967250
1310639188
148901d12
155aa885c
hex3e1129c

65082012 has 24 divisors (see below), whose sum is σ = 152112912. Its totient is φ = 21657600.

The previous prime is 65082007. The next prime is 65082067. The reversal of 65082012 is 21028056.

It is a congruent number.

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, 3462 + ... + 11922.

It is an arithmetic number, because the mean of its divisors is an integer number (6338038).

Almost surely, 265082012 is an apocalyptic number.

It is an amenable number.

65082012 is an abundant number, since it is smaller than the sum of its proper divisors (87030900).

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

65082012 is a wasteful number, since it uses less digits than its factorization.

65082012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9109 (or 9107 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 65082012 is about 8067.3423133024. The cubic root of 65082012 is about 402.2416062048.

The spelling of 65082012 in words is "sixty-five million, eighty-two thousand, twelve".

Divisors: 1 2 3 4 6 12 641 1282 1923 2564 3846 7692 8461 16922 25383 33844 50766 101532 5423501 10847002 16270503 21694004 32541006 65082012