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56648442383 = 1314473011453
BaseRepresentation
bin110100110000100000…
…101010001000001111
312102012221001001000122
4310300200222020033
51412004000124013
642005100415155
74043541546461
oct646040521017
9172187031018
1056648442383
112202a629235
12ab8b5474bb
13545a2957c0
142a556d6131
1517183b8a08
hexd3082a20f

56648442383 has 8 divisors (see below), whose sum is σ = 61048195488. Its totient is φ = 52254715104.

The previous prime is 56648442359. The next prime is 56648442397. The reversal of 56648442383 is 38324484665.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-56648442383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56648442283) 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, 1486916 + ... + 1524537.

It is an arithmetic number, because the mean of its divisors is an integer number (7631024436).

Almost surely, 256648442383 is an apocalyptic number.

56648442383 is a deficient number, since it is larger than the sum of its proper divisors (4399753105).

56648442383 is a wasteful number, since it uses less digits than its factorization.

56648442383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3012913.

The product of its digits is 13271040, while the sum is 53.

The spelling of 56648442383 in words is "fifty-six billion, six hundred forty-eight million, four hundred forty-two thousand, three hundred eighty-three".

Divisors: 1 13 1447 18811 3011453 39148889 4357572491 56648442383