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50520300125 = 53404162401
BaseRepresentation
bin101111000011001111…
…101001101001011101
311211101211212011012212
4233003033221221131
51311431144101000
635113025210205
73435640315511
oct570317515135
9154354764185
1050520300125
111a475435259
12995b190965
1349c17b1a19
14263388c141
1514aa3bcc35
hexbc33e9a5d

50520300125 has 8 divisors (see below), whose sum is σ = 63049334712. Its totient is φ = 40416240000.

The previous prime is 50520300119. The next prime is 50520300161. The reversal of 50520300125 is 52100302505.

It can be written as a sum of positive squares in 4 ways, for example, as 1720839289 + 48799460836 = 41483^2 + 220906^2 .

It is not a de Polignac number, because 50520300125 - 210 = 50520299101 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 50520300125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202081076 + ... + 202081325.

It is an arithmetic number, because the mean of its divisors is an integer number (7881166839).

Almost surely, 250520300125 is an apocalyptic number.

It is an amenable number.

50520300125 is a deficient number, since it is larger than the sum of its proper divisors (12529034587).

50520300125 is an equidigital number, since it uses as much as digits as its factorization.

50520300125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404162416 (or 404162406 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The spelling of 50520300125 in words is "fifty billion, five hundred twenty million, three hundred thousand, one hundred twenty-five".

Divisors: 1 5 25 125 404162401 2020812005 10104060025 50520300125