Base | Representation |
---|---|
bin | 1001010101010001… |
… | …0000010110101011 |
3 | 20110120211000210221 |
4 | 2111110100112223 |
5 | 20112302140201 |
6 | 1052325150511 |
7 | 116036061265 |
oct | 22524202653 |
9 | 6416730727 |
10 | 2505115051 |
11 | 107608801a |
12 | 59ab5b437 |
13 | 30c0006ca |
14 | 19a9c2b35 |
15 | e9ddb4a1 |
hex | 955105ab |
2505115051 has 2 divisors, whose sum is σ = 2505115052. Its totient is φ = 2505115050.
The previous prime is 2505115037. The next prime is 2505115069. The reversal of 2505115051 is 1505115052.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2505115051 - 29 = 2505114539 is a prime.
It is not a weakly prime, because it can be changed into another prime (2505110051) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252557525 + 1252557526.
It is an arithmetic number, because the mean of its divisors is an integer number (1252557526).
Almost surely, 22505115051 is an apocalyptic number.
2505115051 is a deficient number, since it is larger than the sum of its proper divisors (1).
2505115051 is an equidigital number, since it uses as much as digits as its factorization.
2505115051 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1250, while the sum is 25.
The square root of 2505115051 is about 50051.1243729849. The cubic root of 2505115051 is about 1358.1338033673.
Subtracting from 2505115051 its reverse (1505115052), we obtain a palindrome (999999999).
The spelling of 2505115051 in words is "two billion, five hundred five million, one hundred fifteen thousand, fifty-one".
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