Base | Representation |
---|---|
bin | 1001010101010111… |
… | …0100011110001011 |
3 | 20110121120212100002 |
4 | 2111111310132023 |
5 | 20112403301011 |
6 | 1052342033215 |
7 | 116042416664 |
oct | 22525643613 |
9 | 6417525302 |
10 | 2505525131 |
11 | 107633812a |
12 | 59b11880b |
13 | 30c115265 |
14 | 19aa8c36b |
15 | e9e6cc3b |
hex | 9557478b |
2505525131 has 2 divisors, whose sum is σ = 2505525132. Its totient is φ = 2505525130.
The previous prime is 2505525119. The next prime is 2505525181. The reversal of 2505525131 is 1315255052.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2505525131 - 222 = 2501330827 is a prime.
It is a super-2 number, since 2×25055251312 = 12555312364145134322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2505525094 and 2505525103.
It is not a weakly prime, because it can be changed into another prime (2505525181) by changing a digit.
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 as a sum of consecutive naturals, namely, 1252762565 + 1252762566.
It is an arithmetic number, because the mean of its divisors is an integer number (1252762566).
Almost surely, 22505525131 is an apocalyptic number.
2505525131 is a deficient number, since it is larger than the sum of its proper divisors (1).
2505525131 is an equidigital number, since it uses as much as digits as its factorization.
2505525131 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7500, while the sum is 29.
The square root of 2505525131 is about 50055.2208166141. The cubic root of 2505525131 is about 1358.2079068332.
The spelling of 2505525131 in words is "two billion, five hundred five million, five hundred twenty-five thousand, one hundred thirty-one".
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