Base | Representation |
---|---|
bin | 111011111110101… |
… | …1101100100110111 |
3 | 12012021001201001010 |
4 | 1313331131210313 |
5 | 13110211210011 |
6 | 531413003303 |
7 | 100605552216 |
oct | 16775354467 |
9 | 5167051033 |
10 | 2012600631 |
11 | 943073708 |
12 | 482023533 |
13 | 260c69862 |
14 | 15141907d |
15 | bba511a6 |
hex | 77f5d937 |
2012600631 has 48 divisors (see below), whose sum is σ = 2950268928. Its totient is φ = 1218888000.
The previous prime is 2012600591. The next prime is 2012600647. The reversal of 2012600631 is 1360062102.
It is a happy number.
It is not a de Polignac number, because 2012600631 - 26 = 2012600567 is a prime.
It is a super-2 number, since 2×20126006312 = 8101122599803196322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2012600598 and 2012600607.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2012600651) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5069325 + ... + 5069721.
It is an arithmetic number, because the mean of its divisors is an integer number (61463936).
Almost surely, 22012600631 is an apocalyptic number.
2012600631 is a deficient number, since it is larger than the sum of its proper divisors (937668297).
2012600631 is a wasteful number, since it uses less digits than its factorization.
2012600631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 620 (or 601 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 2012600631 is about 44862.0176875717. The cubic root of 2012600631 is about 1262.5614791615.
Adding to 2012600631 its reverse (1360062102), we get a palindrome (3372662733).
The spelling of 2012600631 in words is "two billion, twelve million, six hundred thousand, six hundred thirty-one".
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