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52106425551 = 331929867613
BaseRepresentation
bin110000100001110010…
…001111010011001111
311222111101102200021000
4300201302033103033
51323203221104201
635534245311343
73523150211055
oct604162172317
9158441380230
1052106425551
112010979a814
12a122405553
134bb529a48b
1427443b01d5
15154e77ad86
hexc21c8f4cf

52106425551 has 8 divisors (see below), whose sum is σ = 77194704560. Its totient is φ = 34737617016.

The previous prime is 52106425537. The next prime is 52106425573. The reversal of 52106425551 is 15552460125.

52106425551 is a `hidden beast` number, since 5 + 2 + 1 + 0 + 642 + 5 + 5 + 5 + 1 = 666.

52106425551 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 52106425551 - 213 = 52106417359 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 (52106425351) 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, 964933780 + ... + 964933833.

It is an arithmetic number, because the mean of its divisors is an integer number (9649338070).

Almost surely, 252106425551 is an apocalyptic number.

52106425551 is a deficient number, since it is larger than the sum of its proper divisors (25088279009).

52106425551 is a wasteful number, since it uses less digits than its factorization.

52106425551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929867622 (or 1929867616 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

Adding to 52106425551 its reverse (15552460125), we get a palindrome (67658885676).

The spelling of 52106425551 in words is "fifty-two billion, one hundred six million, four hundred twenty-five thousand, five hundred fifty-one".

Divisors: 1 3 9 27 1929867613 5789602839 17368808517 52106425551