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76655012 = 227355871
BaseRepresentation
bin1001001000110…
…10100110100100
312100020110220112
410210122212210
5124110430022
611334552152
71620362000
oct444324644
9170213815
1076655012
113a2a7055
1221808658
1312b5b9c5
14a275700
156ae28e2
hex491a9a4

76655012 has 24 divisors (see below), whose sum is σ = 156441600. Its totient is φ = 32851560.

The previous prime is 76655003. The next prime is 76655053. The reversal of 76655012 is 21055667.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 76655012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26564 + ... + 29307.

It is an arithmetic number, because the mean of its divisors is an integer number (6518400).

Almost surely, 276655012 is an apocalyptic number.

It is an amenable number.

76655012 is an abundant number, since it is smaller than the sum of its proper divisors (79786588).

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

76655012 is a wasteful number, since it uses less digits than its factorization.

76655012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55896 (or 55880 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 76655012 is about 8755.2848040484. The cubic root of 76655012 is about 424.7957717727.

The spelling of 76655012 in words is "seventy-six million, six hundred fifty-five thousand, twelve".

Divisors: 1 2 4 7 14 28 49 98 196 343 686 1372 55871 111742 223484 391097 782194 1564388 2737679 5475358 10950716 19163753 38327506 76655012