Base | Representation |
---|---|
bin | 1001011011011100… |
… | …1111101000001010 |
3 | 20112101122101112100 |
4 | 2112313033220022 |
5 | 20140423024310 |
6 | 1055053254230 |
7 | 116502456204 |
oct | 22667175012 |
9 | 6471571470 |
10 | 2531064330 |
11 | 10897a1103 |
12 | 5a7794376 |
13 | 3144b7a02 |
14 | 1a0219774 |
15 | ec314ec0 |
hex | 96dcfa0a |
2531064330 has 48 divisors (see below), whose sum is σ = 6598219680. Its totient is φ = 673160544.
The previous prime is 2531064307. The next prime is 2531064337. The reversal of 2531064330 is 334601352.
It is a happy number.
2531064330 is a `hidden beast` number, since 2 + 5 + 3 + 10 + 643 + 3 + 0 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 2531064294 and 2531064303.
It is not an unprimeable number, because it can be changed into a prime (2531064337) 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 in 23 ways as a sum of consecutive naturals, for example, 2992 + ... + 71211.
It is an arithmetic number, because the mean of its divisors is an integer number (137462910).
Almost surely, 22531064330 is an apocalyptic number.
2531064330 is an abundant number, since it is smaller than the sum of its proper divisors (4067155350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2531064330 is a wasteful number, since it uses less digits than its factorization.
2531064330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74595 (or 74592 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 27.
The square root of 2531064330 is about 50309.6842566121. The cubic root of 2531064330 is about 1362.8071218557.
Adding to 2531064330 its reverse (334601352), we get a palindrome (2865665682).
The spelling of 2531064330 in words is "two billion, five hundred thirty-one million, sixty-four thousand, three hundred thirty".
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