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68600525 = 5271723059
BaseRepresentation
bin1000001011011…
…00001011001101
311210002021020012
410011230023031
5120030204100
610450203005
71462044350
oct405541315
9153067205
1068600525
11357a5654
121ab83465
131129b836
14917a297
156051135
hex416c2cd

68600525 has 24 divisors (see below), whose sum is σ = 102939840. Its totient is φ = 44271360.

The previous prime is 68600501. The next prime is 68600527. The reversal of 68600525 is 52500686.

It is a happy number.

It is not a de Polignac number, because 68600525 - 28 = 68600269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68600491 and 68600500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68600527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8555 + ... + 14504.

It is an arithmetic number, because the mean of its divisors is an integer number (4289160).

Almost surely, 268600525 is an apocalyptic number.

It is an amenable number.

68600525 is a deficient number, since it is larger than the sum of its proper divisors (34339315).

68600525 is a wasteful number, since it uses less digits than its factorization.

68600525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23093 (or 23088 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 68600525 is about 8282.5433895634. The cubic root of 68600525 is about 409.3635276392.

The spelling of 68600525 in words is "sixty-eight million, six hundred thousand, five hundred twenty-five".

Divisors: 1 5 7 17 25 35 85 119 175 425 595 2975 23059 115295 161413 392003 576475 807065 1960015 2744021 4035325 9800075 13720105 68600525