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76000668 = 2236333389
BaseRepresentation
bin1001000011110…
…10110110011100
312022000020022120
410201322312130
5123424010133
611312542540
71611665202
oct441726634
9168006276
1076000668
113999a477
1221551a50
131298cc13
14a145072
156a13ab3
hex487ad9c

76000668 has 12 divisors (see below), whose sum is σ = 177334920. Its totient is φ = 25333552.

The previous prime is 76000667. The next prime is 76000669. The reversal of 76000668 is 86600067.

It is an interprime number because it is at equal distance from previous prime (76000667) and next prime (76000669).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×760006682 = 11552203072892448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76000663) 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, 3166683 + ... + 3166706.

It is an arithmetic number, because the mean of its divisors is an integer number (14777910).

Almost surely, 276000668 is an apocalyptic number.

It is an amenable number.

76000668 is an abundant number, since it is smaller than the sum of its proper divisors (101334252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76000668 is a wasteful number, since it uses less digits than its factorization.

76000668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6333396 (or 6333394 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 76000668 is about 8717.8361994247. The cubic root of 76000668 is about 423.5835994439.

The spelling of 76000668 in words is "seventy-six million, six hundred sixty-eight", and thus it is an aban number.

Divisors: 1 2 3 4 6 12 6333389 12666778 19000167 25333556 38000334 76000668