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56150615161 = 296740217187
BaseRepresentation
bin110100010010110101…
…100110010001111001
312100221020021210110101
4310102311212101321
51404444024141121
641443434315401
74025315232244
oct642265462171
9170836253411
1056150615161
11218a4616283
12aa70888b61
1353ab0c1694
142a0954825b
1516d982e491
hexd12d66479

56150615161 has 16 divisors (see below), whose sum is σ = 58976677440. Its totient is φ = 53384506560.

The previous prime is 56150615153. The next prime is 56150615173. The reversal of 56150615161 is 16151605165.

56150615161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56150615161 - 23 = 56150615153 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56150615161.

It is not an unprimeable number, because it can be changed into a prime (56156615161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7809210 + ... + 7816396.

It is an arithmetic number, because the mean of its divisors is an integer number (3686042340).

Almost surely, 256150615161 is an apocalyptic number.

It is an amenable number.

56150615161 is a deficient number, since it is larger than the sum of its proper divisors (2826062279).

56150615161 is a wasteful number, since it uses less digits than its factorization.

56150615161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11304.

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 56150615161 in words is "fifty-six billion, one hundred fifty million, six hundred fifteen thousand, one hundred sixty-one".

Divisors: 1 29 67 1943 4021 7187 116609 208423 269407 481529 7812803 13964341 28898927 838068883 1936228109 56150615161