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68592712 = 238574089
BaseRepresentation
bin1000001011010…
…10010001001000
311210001212111211
410011222101020
5120024431322
610450102504
71462012516
oct405522110
9153055454
1068592712
113579a7a1
121ab7aa34
1311298106
1491774b6
15604db77
hex416a448

68592712 has 8 divisors (see below), whose sum is σ = 128611350. Its totient is φ = 34296352.

The previous prime is 68592701. The next prime is 68592721. The reversal of 68592712 is 21729586.

It can be written as a sum of positive squares in only one way, i.e., 56160036 + 12432676 = 7494^2 + 3526^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4287037 + ... + 4287052.

Almost surely, 268592712 is an apocalyptic number.

It is an amenable number.

68592712 is a deficient number, since it is larger than the sum of its proper divisors (60018638).

68592712 is a wasteful number, since it uses less digits than its factorization.

68592712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8574095 (or 8574091 counting only the distinct ones).

The product of its digits is 60480, while the sum is 40.

The square root of 68592712 is about 8282.0717214958. The cubic root of 68592712 is about 409.3479860736.

The spelling of 68592712 in words is "sixty-eight million, five hundred ninety-two thousand, seven hundred twelve".

Divisors: 1 2 4 8 8574089 17148178 34296356 68592712