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68092579585 = 5109739169067
BaseRepresentation
bin111111011010101000…
…100100111100000001
320111202111012102222001
4333122220210330001
52103423200021320
651140432144001
74630253243122
oct773250447401
9214674172861
1068092579585
1126972538968
1211244098001
136562216414
14341d57a049
151b87e3920a
hexfdaa24f01

68092579585 has 16 divisors (see below), whose sum is σ = 82572811200. Its totient is φ = 53900945856.

The previous prime is 68092579579. The next prime is 68092579631. The reversal of 68092579585 is 58597529086.

68092579585 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 68092579585 - 29 = 68092579073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318222 + ... + 487288.

It is an arithmetic number, because the mean of its divisors is an integer number (5160800700).

Almost surely, 268092579585 is an apocalyptic number.

It is an amenable number.

68092579585 is a deficient number, since it is larger than the sum of its proper divisors (14480231615).

68092579585 is a wasteful number, since it uses less digits than its factorization.

68092579585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169920.

The product of its (nonzero) digits is 54432000, while the sum is 64.

The spelling of 68092579585 in words is "sixty-eight billion, ninety-two million, five hundred seventy-nine thousand, five hundred eighty-five".

Divisors: 1 5 109 545 739 3695 80551 169067 402755 845335 18428303 92141515 124940513 624702565 13618515917 68092579585