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68250504 = 2337406253
BaseRepresentation
bin1000001000101…
…10101110001000
311202102111002110
410010112232020
5114433004004
610434502320
71456056030
oct404265610
9152374073
1068250504
1135586683
121aa349a0
13111a841a
1490c88c0
155ed2589
hex4116b88

68250504 has 32 divisors (see below), whose sum is σ = 195001920. Its totient is φ = 19500096.

The previous prime is 68250487. The next prime is 68250571. The reversal of 68250504 is 40505286.

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, 202959 + ... + 203294.

It is an arithmetic number, because the mean of its divisors is an integer number (6093810).

Almost surely, 268250504 is an apocalyptic number.

It is an amenable number.

68250504 is an abundant number, since it is smaller than the sum of its proper divisors (126751416).

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

68250504 is a wasteful number, since it uses less digits than its factorization.

68250504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406269 (or 406265 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 68250504 is about 8261.3863243405. The cubic root of 68250504 is about 408.6661072205. Note that the first 3 decimals are identical.

The spelling of 68250504 in words is "sixty-eight million, two hundred fifty thousand, five hundred four".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 406253 812506 1218759 1625012 2437518 2843771 3250024 4875036 5687542 8531313 9750072 11375084 17062626 22750168 34125252 68250504