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50110082509 = 229218821321
BaseRepresentation
bin101110101010110010…
…110010110111001101
311210100020221221102211
4232222302302313031
51310111140120014
635004212550421
73422526450004
oct565262626715
9153306857384
1050110082509
111a284920733
129865922411
1349578037c6
1425d51c7c3b
15148438bcc4
hexbaacb2dcd

50110082509 has 4 divisors (see below), whose sum is σ = 50328904060. Its totient is φ = 49891260960.

The previous prime is 50110082507. The next prime is 50110082537. The reversal of 50110082509 is 90528001105.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22544121609 + 27565960900 = 150147^2 + 166030^2 .

It is a cyclic number.

It is not a de Polignac number, because 50110082509 - 21 = 50110082507 is a prime.

It is a super-2 number, since 2×501100825092 (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 (50110082507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109410432 + ... + 109410889.

It is an arithmetic number, because the mean of its divisors is an integer number (12582226015).

Almost surely, 250110082509 is an apocalyptic number.

It is an amenable number.

50110082509 is a deficient number, since it is larger than the sum of its proper divisors (218821551).

50110082509 is a wasteful number, since it uses less digits than its factorization.

50110082509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218821550.

The product of its (nonzero) digits is 3600, while the sum is 31.

The spelling of 50110082509 in words is "fifty billion, one hundred ten million, eighty-two thousand, five hundred nine".

Divisors: 1 229 218821321 50110082509