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56248853853 = 31717914094373
BaseRepresentation
bin110100011000101100…
…010110010101011101
312101012002010211121110
4310120230112111131
51410144201310403
641501304052233
74030620240363
oct643054262535
9171162124543
1056248853853
1121945014485
12aa99764079
1353c556959a
142a185db633
1516e3287103
hexd18b1655d

56248853853 has 32 divisors (see below), whose sum is σ = 79928726400. Its totient is φ = 35063300096.

The previous prime is 56248853851. The next prime is 56248853897. The reversal of 56248853853 is 35835884265.

56248853853 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 56248853853 - 21 = 56248853851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56248853793 and 56248853802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56248853851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12860575 + ... + 12864947.

It is an arithmetic number, because the mean of its divisors is an integer number (2497772700).

Almost surely, 256248853853 is an apocalyptic number.

It is an amenable number.

56248853853 is a deficient number, since it is larger than the sum of its proper divisors (23679872547).

56248853853 is a wasteful number, since it uses less digits than its factorization.

56248853853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5981.

The product of its digits is 27648000, while the sum is 57.

The spelling of 56248853853 in words is "fifty-six billion, two hundred forty-eight million, eight hundred fifty-three thousand, eight hundred fifty-three".

Divisors: 1 3 17 51 179 537 1409 3043 4227 4373 9129 13119 23953 71859 74341 223023 252211 756633 782767 2348301 4287587 6161557 12862761 13307039 18484671 39921117 104746469 314239407 1102918703 3308756109 18749617951 56248853853