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68328752 = 248235189
BaseRepresentation
bin1000001001010…
…01110100110000
311202120110102112
410010221310300
5114443010002
610440304452
71456533122
oct404516460
9152513375
1068328752
113562a448
121aa72128
1311204c1b
149109212
155eea852
hex4129d30

68328752 has 20 divisors (see below), whose sum is σ = 132573360. Its totient is φ = 34116288.

The previous prime is 68328739. The next prime is 68328779. The reversal of 68328752 is 25782386.

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, 10574 + ... + 15762.

It is an arithmetic number, because the mean of its divisors is an integer number (6628668).

Almost surely, 268328752 is an apocalyptic number.

It is an amenable number.

68328752 is a deficient number, since it is larger than the sum of its proper divisors (64244608).

68328752 is a wasteful number, since it uses less digits than its factorization.

68328752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6020 (or 6014 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 68328752 is about 8266.1207346615. The cubic root of 68328752 is about 408.8222237373.

The spelling of 68328752 in words is "sixty-eight million, three hundred twenty-eight thousand, seven hundred fifty-two".

Divisors: 1 2 4 8 16 823 1646 3292 5189 6584 10378 13168 20756 41512 83024 4270547 8541094 17082188 34164376 68328752