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56215602119 = 193610781943
BaseRepresentation
bin110100010110101101…
…100000001111000111
312101002202120110210202
4310112231200033013
51410112143231434
641454115241115
74030034506505
oct642655401707
9171082513722
1056215602119
1121928272a06
12aa8a5a919b
1353bb6c64c1
142a14023675
1516e03b9a7e
hexd16b603c7

56215602119 has 8 divisors (see below), whose sum is σ = 59176679040. Its totient is φ = 53254761336.

The previous prime is 56215602083. The next prime is 56215602143. The reversal of 56215602119 is 91120651265.

56215602119 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56215602119 - 228 = 55947166663 is a prime.

It is a super-2 number, since 2×562156021192 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56215602419) 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, 645062 + ... + 727004.

It is an arithmetic number, because the mean of its divisors is an integer number (7397084880).

Almost surely, 256215602119 is an apocalyptic number.

56215602119 is a deficient number, since it is larger than the sum of its proper divisors (2961076921).

56215602119 is a wasteful number, since it uses less digits than its factorization.

56215602119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118069.

The product of its (nonzero) digits is 32400, while the sum is 38.

The spelling of 56215602119 in words is "fifty-six billion, two hundred fifteen million, six hundred two thousand, one hundred nineteen".

Divisors: 1 19 36107 81943 686033 1556917 2958715901 56215602119