Base | Representation |
---|---|
bin | 111100000001011… |
… | …0010000110101111 |
3 | 12012100200120100200 |
4 | 1320002302012233 |
5 | 13111040323224 |
6 | 531502524543 |
7 | 100623451551 |
oct | 17002620657 |
9 | 5170616320 |
10 | 2013995439 |
11 | 943936645 |
12 | 482596753 |
13 | 2613376a1 |
14 | 15169d4d1 |
15 | bbc295c9 |
hex | 780b21af |
2013995439 has 6 divisors (see below), whose sum is σ = 2909104536. Its totient is φ = 1342663620.
The previous prime is 2013995413. The next prime is 2013995447. The reversal of 2013995439 is 9345993102.
2013995439 is a `hidden beast` number, since 2 + 0 + 13 + 99 + 543 + 9 = 666.
It is not a de Polignac number, because 2013995439 - 25 = 2013995407 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2013995394 and 2013995403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2013995479) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111888627 + ... + 111888644.
It is an arithmetic number, because the mean of its divisors is an integer number (484850756).
Almost surely, 22013995439 is an apocalyptic number.
2013995439 is a deficient number, since it is larger than the sum of its proper divisors (895109097).
2013995439 is a wasteful number, since it uses less digits than its factorization.
2013995439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223777277 (or 223777274 counting only the distinct ones).
The product of its (nonzero) digits is 262440, while the sum is 45.
The square root of 2013995439 is about 44877.5605286205. The cubic root of 2013995439 is about 1262.8530793529.
The spelling of 2013995439 in words is "two billion, thirteen million, nine hundred ninety-five thousand, four hundred thirty-nine".
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