Base | Representation |
---|---|
bin | 111010001110000010… |
… | …1000110110111110100 |
3 | 102221201012212210210201 |
4 | 1310130011012313310 |
5 | 4022022414340000 |
6 | 133234042530244 |
7 | 12014145155533 |
oct | 1643405066764 |
9 | 387635783721 |
10 | 125025152500 |
11 | 49028491616 |
12 | 20292806984 |
13 | ba363116a1 |
14 | 60a08b431a |
15 | 33bb22996a |
hex | 1d1c146df4 |
125025152500 has 30 divisors (see below), whose sum is σ = 273405008954. Its totient is φ = 50010060000.
The previous prime is 125025152489. The next prime is 125025152503. The reversal of 125025152500 is 5251520521.
It can be written as a sum of positive squares in 5 ways, for example, as 96003304336 + 29021848164 = 309844^2 + 170358^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125025152503) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 25002531 + ... + 25007530.
Almost surely, 2125025152500 is an apocalyptic number.
125025152500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125025152500 is an abundant number, since it is smaller than the sum of its proper divisors (148379856454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125025152500 is an equidigital number, since it uses as much as digits as its factorization.
125025152500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50010085 (or 50010068 counting only the distinct ones).
The product of its (nonzero) digits is 5000, while the sum is 28.
The spelling of 125025152500 in words is "one hundred twenty-five billion, twenty-five million, one hundred fifty-two thousand, five hundred".
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