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56673395679 = 351473670319
BaseRepresentation
bin110100110001111111…
…110110001111011111
312102021122222210111210
4310301333312033133
51412031342130204
642011351315503
74044263625555
oct646177661737
9172248883453
1056673395679
1122042721a9a
12ab9797bb93
1354624c1674
142a58b4dbd5
15171a697389
hexd31ff63df

56673395679 has 8 divisors (see below), whose sum is σ = 75579229440. Its totient is φ = 37774912856.

The previous prime is 56673395627. The next prime is 56673395699. The reversal of 56673395679 is 97659337665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56673395679 - 211 = 56673393631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56673395699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1819719 + ... + 1850600.

It is an arithmetic number, because the mean of its divisors is an integer number (9447403680).

Almost surely, 256673395679 is an apocalyptic number.

56673395679 is a deficient number, since it is larger than the sum of its proper divisors (18905833761).

56673395679 is a wasteful number, since it uses less digits than its factorization.

56673395679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3675469.

The product of its digits is 192893400, while the sum is 66.

The spelling of 56673395679 in words is "fifty-six billion, six hundred seventy-three million, three hundred ninety-five thousand, six hundred seventy-nine".

Divisors: 1 3 5147 15441 3670319 11010957 18891131893 56673395679