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68582652 = 2235715221
BaseRepresentation
bin1000001011001…
…11110011111100
311210001100201020
410011213303330
5120024121102
610445544140
71461641265
oct405476374
9153040636
1068582652
1135793186
121ab75050
1311293668
14917396c
15604abbc
hex4167cfc

68582652 has 12 divisors (see below), whose sum is σ = 160026216. Its totient is φ = 22860880.

The previous prime is 68582621. The next prime is 68582659. The reversal of 68582652 is 25628586.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68582659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2857599 + ... + 2857622.

It is an arithmetic number, because the mean of its divisors is an integer number (13335518).

Almost surely, 268582652 is an apocalyptic number.

It is an amenable number.

68582652 is an abundant number, since it is smaller than the sum of its proper divisors (91443564).

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

68582652 is a wasteful number, since it uses less digits than its factorization.

68582652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5715228 (or 5715226 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 68582652 is about 8281.4643632633. The cubic root of 68582652 is about 409.3279730530.

The spelling of 68582652 in words is "sixty-eight million, five hundred eighty-two thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 5715221 11430442 17145663 22860884 34291326 68582652