Base | Representation |
---|---|
bin | 1001011011011101… |
… | …0100101101001100 |
3 | 20112101200110001210 |
4 | 2112313110231030 |
5 | 20140424211012 |
6 | 1055053534420 |
7 | 116502603642 |
oct | 22667245514 |
9 | 6471613053 |
10 | 2531085132 |
11 | 10898057a4 |
12 | 5a77a4410 |
13 | 3144c4314 |
14 | 1a0223192 |
15 | ec31b23c |
hex | 96dd4b4c |
2531085132 has 48 divisors (see below), whose sum is σ = 6014534400. Its totient is φ = 828212160.
The previous prime is 2531085101. The next prime is 2531085143. The reversal of 2531085132 is 2315801352.
It is a self number, because there is not a number n which added to its sum of digits gives 2531085132.
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 15 ways as a sum of consecutive naturals, for example, 591882 + ... + 596142.
It is an arithmetic number, because the mean of its divisors is an integer number (125302800).
Almost surely, 22531085132 is an apocalyptic number.
It is an amenable number.
2531085132 is an abundant number, since it is smaller than the sum of its proper divisors (3483449268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2531085132 is a wasteful number, since it uses less digits than its factorization.
2531085132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5166 (or 5164 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 2531085132 is about 50309.8909957078. The cubic root of 2531085132 is about 1362.8108553360.
Adding to 2531085132 its reverse (2315801352), we get a palindrome (4846886484).
The spelling of 2531085132 in words is "two billion, five hundred thirty-one million, eighty-five thousand, one hundred thirty-two".
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