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68084504 = 2310184263
BaseRepresentation
bin1000000111011…
…10001100011000
311202010001101022
410003232030120
5114412201004
610431142012
71454465045
oct403561430
9152101338
1068084504
1135482994
121a974908
131114a9b7
1490841cc
155e9d2be
hex40ee318

68084504 has 16 divisors (see below), whose sum is σ = 128923920. Its totient is φ = 33704800.

The previous prime is 68084459. The next prime is 68084519. The reversal of 68084504 is 40548086.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41324 + ... + 42939.

It is an arithmetic number, because the mean of its divisors is an integer number (8057745).

Almost surely, 268084504 is an apocalyptic number.

It is an amenable number.

68084504 is a deficient number, since it is larger than the sum of its proper divisors (60839416).

68084504 is a wasteful number, since it uses less digits than its factorization.

68084504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84370 (or 84366 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 68084504 is about 8251.3334679917. Note that the first 3 decimals coincide. The cubic root of 68084504 is about 408.3345167627.

It can be divided in two parts, 680 and 84504, that added together give a cube (85184 = 443).

The spelling of 68084504 in words is "sixty-eight million, eighty-four thousand, five hundred four".

Divisors: 1 2 4 8 101 202 404 808 84263 168526 337052 674104 8510563 17021126 34042252 68084504