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68600604 = 2235716717
BaseRepresentation
bin1000001011011…
…00001100011100
311210002021100010
410011230030130
5120030204404
610450203220
71462044522
oct405541434
9153067303
1068600604
11357a5716
121ab83510
131129b897
14917a312
156051189
hex416c31c

68600604 has 12 divisors (see below), whose sum is σ = 160068104. Its totient is φ = 22866864.

The previous prime is 68600557. The next prime is 68600611. The reversal of 68600604 is 40600686.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2858347 + ... + 2858370.

Almost surely, 268600604 is an apocalyptic number.

It is an amenable number.

68600604 is an abundant number, since it is smaller than the sum of its proper divisors (91467500).

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

68600604 is a wasteful number, since it uses less digits than its factorization.

68600604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5716724 (or 5716722 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 68600604 is about 8282.5481586285. The cubic root of 68600604 is about 409.3636847794.

The spelling of 68600604 in words is "sixty-eight million, six hundred thousand, six hundred four".

Divisors: 1 2 3 4 6 12 5716717 11433434 17150151 22866868 34300302 68600604