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130050132020 = 2256502506601
BaseRepresentation
bin111100100011110010…
…1111000100000110100
3110102200102021012211022
41321013211320200310
54112320313211040
6135424425400312
712252522611564
oct1710745704064
9412612235738
10130050132020
1150176a00056
1221255639098
13c3573a8053
146419dd8da4
1535b24676b5
hex1e47978834

130050132020 has 12 divisors (see below), whose sum is σ = 273105277284. Its totient is φ = 52020052800.

The previous prime is 130050132013. The next prime is 130050132061. The reversal of 130050132020 is 20231050031.

130050132020 is digitally balanced in base 3, 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 37466247844 + 92583884176 = 193562^2 + 304276^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 130050132020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3251253281 + ... + 3251253320.

It is an arithmetic number, because the mean of its divisors is an integer number (22758773107).

Almost surely, 2130050132020 is an apocalyptic number.

130050132020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130050132020 is an abundant number, since it is smaller than the sum of its proper divisors (143055145264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130050132020 is a wasteful number, since it uses less digits than its factorization.

130050132020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6502506610 (or 6502506608 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

Adding to 130050132020 its reverse (20231050031), we get a palindrome (150281182051).

The spelling of 130050132020 in words is "one hundred thirty billion, fifty million, one hundred thirty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 6502506601 13005013202 26010026404 32512533005 65025066010 130050132020