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50536200105 = 345124780741
BaseRepresentation
bin101111000100001100…
…010011011110101001
311211102221202221220000
4233010030103132221
51311444231400410
635114354053213
73436222420236
oct570414233651
9154387687800
1050536200105
111a483405136
12996457a209
1349c4b8abb1
142635a2a78d
1514ab9addc0
hexbc43137a9

50536200105 has 20 divisors (see below), whose sum is σ = 90590818692. Its totient is φ = 26952639840.

The previous prime is 50536200083. The next prime is 50536200107. The reversal of 50536200105 is 50100263505.

50536200105 is a `hidden beast` number, since 5 + 0 + 536 + 20 + 0 + 105 = 666.

50536200105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 19580964624 + 30955235481 = 139932^2 + 175941^2 .

It is not a de Polignac number, because 50536200105 - 25 = 50536200073 is a prime.

It is a super-2 number, since 2×505362001052 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (50536200107) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 62389966 + ... + 62390775.

Almost surely, 250536200105 is an apocalyptic number.

It is an amenable number.

50536200105 is a deficient number, since it is larger than the sum of its proper divisors (40054618587).

50536200105 is a wasteful number, since it uses less digits than its factorization.

50536200105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124780758 (or 124780749 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The spelling of 50536200105 in words is "fifty billion, five hundred thirty-six million, two hundred thousand, one hundred five".

Divisors: 1 3 5 9 15 27 45 81 135 405 124780741 374342223 623903705 1123026669 1871711115 3369080007 5615133345 10107240021 16845400035 50536200105