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68710952 = 238819749
BaseRepresentation
bin1000001100001…
…11001000101000
311210021212201002
410012013020220
5120042222302
610452414132
71463014322
oct406071050
9153255632
1068710952
1135870612
121b017348
1311309b8b
1491a8612
156073c02
hex4187228

68710952 has 16 divisors (see below), whose sum is σ = 128992500. Its totient is φ = 34312960.

The previous prime is 68710933. The next prime is 68710997. The reversal of 68710952 is 25901786.

It can be written as a sum of positive squares in 2 ways, for example, as 59505796 + 9205156 = 7714^2 + 3034^2 .

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, 2174 + ... + 11922.

Almost surely, 268710952 is an apocalyptic number.

It is an amenable number.

68710952 is a deficient number, since it is larger than the sum of its proper divisors (60281548).

68710952 is a wasteful number, since it uses less digits than its factorization.

68710952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10636 (or 10632 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 68710952 is about 8289.2069584490. The cubic root of 68710952 is about 409.5830621709.

The spelling of 68710952 in words is "sixty-eight million, seven hundred ten thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 881 1762 3524 7048 9749 19498 38996 77992 8588869 17177738 34355476 68710952