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68586806 = 2174321091
BaseRepresentation
bin1000001011010…
…00110100110110
311210001120102002
410011220310312
5120024234211
610450015302
71461656351
oct405506466
9153046362
1068586806
1135796312
121ab77532
1311295512
149175298
15604c03b
hex4168d36

68586806 has 24 divisors (see below), whose sum is σ = 111626424. Its totient is φ = 31496640.

The previous prime is 68586799. The next prime is 68586811. The reversal of 68586806 is 60868586.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62321 + ... + 63411.

It is an arithmetic number, because the mean of its divisors is an integer number (4651101).

Almost surely, 268586806 is an apocalyptic number.

68586806 is a deficient number, since it is larger than the sum of its proper divisors (43039618).

68586806 is a wasteful number, since it uses less digits than its factorization.

68586806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196 (or 1153 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The square root of 68586806 is about 8281.7151605208. The cubic root of 68586806 is about 409.3362371160.

The spelling of 68586806 in words is "sixty-eight million, five hundred eighty-six thousand, eight hundred six".

Divisors: 1 2 17 34 43 86 731 1091 1462 1849 2182 3698 18547 31433 37094 46913 62866 93826 797521 1595042 2017259 4034518 34293403 68586806