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68076466 = 2172002249
BaseRepresentation
bin1000000111011…
…00001110110010
311202002122100121
410003230032302
5114411421331
610431040454
71454432443
oct403541662
9152078317
1068076466
1135477947
121a97012a
1311147143
1490812ca
155e9ac11
hex40ec3b2

68076466 has 8 divisors (see below), whose sum is σ = 108121500. Its totient is φ = 32035968.

The previous prime is 68076457. The next prime is 68076467. The reversal of 68076466 is 66467086.

It can be written as a sum of positive squares in 2 ways, for example, as 56685841 + 11390625 = 7529^2 + 3375^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (68076467) 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, 1001091 + ... + 1001158.

Almost surely, 268076466 is an apocalyptic number.

68076466 is a deficient number, since it is larger than the sum of its proper divisors (40045034).

68076466 is a wasteful number, since it uses less digits than its factorization.

68076466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002268.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 68076466 is about 8250.8463808266. The cubic root of 68076466 is about 408.3184469190.

The spelling of 68076466 in words is "sixty-eight million, seventy-six thousand, four hundred sixty-six".

Divisors: 1 2 17 34 2002249 4004498 34038233 68076466