Base | Representation |
---|---|
bin | 10111010101110000… |
… | …00111100001101001 |
3 | 1012100021101001210001 |
4 | 23222320013201221 |
5 | 201130302422100 |
6 | 5431220223001 |
7 | 622342416601 |
oct | 135270074151 |
9 | 35307331701 |
10 | 12530514025 |
11 | 535016a717 |
12 | 251853aa61 |
13 | 1249041853 |
14 | 86c277c01 |
15 | 4d5114d6a |
hex | 2eae07869 |
12530514025 has 6 divisors (see below), whose sum is σ = 15537837422. Its totient is φ = 10024411200.
The previous prime is 12530514019. The next prime is 12530514047. The reversal of 12530514025 is 52041503521.
12530514025 is digitally balanced in base 2, 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 3 ways, for example, as 234365481 + 12296148544 = 15309^2 + 110888^2 .
It is not a de Polignac number, because 12530514025 - 219 = 12529989737 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12530513984 and 12530514002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 250610256 + ... + 250610305.
Almost surely, 212530514025 is an apocalyptic number.
It is an amenable number.
12530514025 is a deficient number, since it is larger than the sum of its proper divisors (3007323397).
12530514025 is an equidigital number, since it uses as much as digits as its factorization.
12530514025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 501220571 (or 501220566 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 28.
The spelling of 12530514025 in words is "twelve billion, five hundred thirty million, five hundred fourteen thousand, twenty-five".
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