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76868708 = 2277337607
BaseRepresentation
bin1001001010011…
…10110001100100
312100122100001012
410211032301210
5124134244313
611343321352
71622242010
oct445166144
9170570035
1076868708
113a432664
12218b0258
1312c05057
14a2cd540
156b35da8
hex494ec64

76868708 has 24 divisors (see below), whose sum is σ = 155847552. Its totient is φ = 32491584.

The previous prime is 76868663. The next prime is 76868749. The reversal of 76868708 is 80786867.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16760 + ... + 20847.

It is an arithmetic number, because the mean of its divisors is an integer number (6493648).

Almost surely, 276868708 is an apocalyptic number.

It is an amenable number.

76868708 is an abundant number, since it is smaller than the sum of its proper divisors (78978844).

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

76868708 is a wasteful number, since it uses less digits than its factorization.

76868708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37691 (or 37689 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 50.

The square root of 76868708 is about 8767.4801396981. The cubic root of 76868708 is about 425.1901488231.

The spelling of 76868708 in words is "seventy-six million, eight hundred sixty-eight thousand, seven hundred eight".

Divisors: 1 2 4 7 14 28 73 146 292 511 1022 2044 37607 75214 150428 263249 526498 1052996 2745311 5490622 10981244 19217177 38434354 76868708