Base | Representation |
---|---|
bin | 1001011011100100… |
… | …0000001010111111 |
3 | 20112102111210212201 |
4 | 2112321000022333 |
5 | 20141032302221 |
6 | 1055111212331 |
7 | 116506416160 |
oct | 22671001277 |
9 | 6472453781 |
10 | 2531525311 |
11 | 1089a86487 |
12 | 5a79770a7 |
13 | 314619793 |
14 | 1a02d9767 |
15 | ec3a6891 |
hex | 96e402bf |
2531525311 has 16 divisors (see below), whose sum is σ = 2976155136. Its totient is φ = 2107830816.
The previous prime is 2531525281. The next prime is 2531525323. The reversal of 2531525311 is 1135251352.
2531525311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2531525311 - 213 = 2531517119 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2531525311.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2531525411) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160020 + ... + 175126.
It is an arithmetic number, because the mean of its divisors is an integer number (186009696).
Almost surely, 22531525311 is an apocalyptic number.
2531525311 is a deficient number, since it is larger than the sum of its proper divisors (444629825).
2531525311 is a wasteful number, since it uses less digits than its factorization.
2531525311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15798.
The product of its digits is 4500, while the sum is 28.
The square root of 2531525311 is about 50314.2654820678. The cubic root of 2531525311 is about 1362.8898525403.
Adding to 2531525311 its reverse (1135251352), we get a palindrome (3666776663).
The spelling of 2531525311 in words is "two billion, five hundred thirty-one million, five hundred twenty-five thousand, three hundred eleven".
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