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68625704 = 2371225459
BaseRepresentation
bin1000001011100…
…10010100101000
311210010112202202
410011302110220
5120032010304
610450515332
71462210640
oct405622450
9153115682
1068625704
1135812564
121ab95b48
13112aa134
149185520
15605881e
hex4172528

68625704 has 16 divisors (see below), whose sum is σ = 147055200. Its totient is φ = 29410992.

The previous prime is 68625679. The next prime is 68625731. The reversal of 68625704 is 40752686.

It is a happy number.

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, 612674 + ... + 612785.

It is an arithmetic number, because the mean of its divisors is an integer number (9190950).

Almost surely, 268625704 is an apocalyptic number.

It is an amenable number.

68625704 is an abundant number, since it is smaller than the sum of its proper divisors (78429496).

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

68625704 is a wasteful number, since it uses less digits than its factorization.

68625704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225472 (or 1225468 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 68625704 is about 8284.0632542249. The cubic root of 68625704 is about 409.4136055040.

The spelling of 68625704 in words is "sixty-eight million, six hundred twenty-five thousand, seven hundred four".