Base | Representation |
---|---|
bin | 111010010100101111… |
… | …1110101101111001101 |
3 | 102222021220110122202011 |
4 | 1310221133311233031 |
5 | 4023003031422023 |
6 | 133312243501221 |
7 | 12022550451400 |
oct | 1645137655715 |
9 | 388256418664 |
10 | 125250264013 |
11 | 49133566196 |
12 | 20336087811 |
13 | ba70b4b874 |
14 | 60c2751d37 |
15 | 33d0d9450d |
hex | 1d297f5bcd |
125250264013 has 18 divisors (see below), whose sum is σ = 154774000266. Its totient is φ = 101042218368.
The previous prime is 125250264011. The next prime is 125250264023. The reversal of 125250264013 is 310462052521.
It can be written as a sum of positive squares in 3 ways, for example, as 87650339364 + 37599924649 = 296058^2 + 193907^2 .
It is not a de Polignac number, because 125250264013 - 21 = 125250264011 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125250264011) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4408206 + ... + 4436527.
Almost surely, 2125250264013 is an apocalyptic number.
It is an amenable number.
125250264013 is a deficient number, since it is larger than the sum of its proper divisors (29523736253).
125250264013 is an equidigital number, since it uses as much as digits as its factorization.
125250264013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8844781 (or 8844757 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 31.
The spelling of 125250264013 in words is "one hundred twenty-five billion, two hundred fifty million, two hundred sixty-four thousand, thirteen".
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