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12170620076 = 2217178979707
BaseRepresentation
bin10110101010110110…
…01110110010101100
31011102012011120002112
423111123032302230
5144411134320301
65331402343152
7610412364236
oct132533166254
934365146075
1012170620076
115185aa7aaa
122437abaab8
1311bc603154
14836553256
154b37249bb
hex2d56cecac

12170620076 has 12 divisors (see below), whose sum is σ = 22551443208. Its totient is φ = 5727350592.

The previous prime is 12170620067. The next prime is 12170620109. The reversal of 12170620076 is 67002607121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89489786 + ... + 89489921.

It is an arithmetic number, because the mean of its divisors is an integer number (1879286934).

Almost surely, 212170620076 is an apocalyptic number.

It is an amenable number.

12170620076 is a deficient number, since it is larger than the sum of its proper divisors (10380823132).

12170620076 is a wasteful number, since it uses less digits than its factorization.

12170620076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178979728 (or 178979726 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 32.

The spelling of 12170620076 in words is "twelve billion, one hundred seventy million, six hundred twenty thousand, seventy-six".

Divisors: 1 2 4 17 34 68 178979707 357959414 715918828 3042655019 6085310038 12170620076