Base | Representation |
---|---|
bin | 111011111111100… |
… | …0010000101011011 |
3 | 12012021211121202200 |
4 | 1313333002011123 |
5 | 13110312343230 |
6 | 531425501243 |
7 | 100612215366 |
oct | 16777020533 |
9 | 5167747680 |
10 | 2013012315 |
11 | 943324a46 |
12 | 4821a1823 |
13 | 261082062 |
14 | 1514c50dd |
15 | bbad3160 |
hex | 77fc215b |
2013012315 has 48 divisors (see below), whose sum is σ = 3544684416. Its totient is φ = 1056672000.
The previous prime is 2013012307. The next prime is 2013012329. The reversal of 2013012315 is 5132103102.
It is not a de Polignac number, because 2013012315 - 23 = 2013012307 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 821422 + ... + 823868.
It is an arithmetic number, because the mean of its divisors is an integer number (73847592).
Almost surely, 22013012315 is an apocalyptic number.
2013012315 is a deficient number, since it is larger than the sum of its proper divisors (1531672101).
2013012315 is a wasteful number, since it uses less digits than its factorization.
2013012315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2740 (or 2737 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 2013012315 is about 44866.6057887155. The cubic root of 2013012315 is about 1262.6475603103.
Adding to 2013012315 its reverse (5132103102), we get a palindrome (7145115417).
The spelling of 2013012315 in words is "two billion, thirteen million, twelve thousand, three hundred fifteen".
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