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68425600 = 275221383
BaseRepresentation
bin1000001010000…
…01011110000000
311202202101021111
410011001132000
5120004104400
610442333104
71460415355
oct405013600
9152671244
1068425600
1135696191
121aaba194
131123a029
14913262c
1560193ba
hex4141780

68425600 has 48 divisors (see below), whose sum is σ = 169040520. Its totient is φ = 27368960.

The previous prime is 68425589. The next prime is 68425619. The reversal of 68425600 is 652486.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7492 + ... + 13891.

Almost surely, 268425600 is an apocalyptic number.

It is an amenable number.

68425600 is an abundant number, since it is smaller than the sum of its proper divisors (100614920).

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

68425600 is a wasteful number, since it uses less digits than its factorization.

68425600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21407 (or 21390 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 68425600 is about 8271.9767891357. The cubic root of 68425600 is about 409.0152850858.

The spelling of 68425600 in words is "sixty-eight million, four hundred twenty-five thousand, six hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 320 400 640 800 1600 3200 21383 42766 85532 106915 171064 213830 342128 427660 534575 684256 855320 1069150 1368512 1710640 2138300 2737024 3421280 4276600 6842560 8553200 13685120 17106400 34212800 68425600