Base | Representation |
---|---|
bin | 1100110010010000… |
… | …10010101010000001 |
3 | 122201100221010012001 |
4 | 12121020102222001 |
5 | 103024144224123 |
6 | 3053040304001 |
7 | 332045334622 |
oct | 63110225201 |
9 | 18640833161 |
10 | 6864054913 |
11 | 2a02642061 |
12 | 13b6912001 |
13 | 8550b8471 |
14 | 49188da49 |
15 | 2a29140ad |
hex | 199212a81 |
6864054913 has 4 divisors (see below), whose sum is σ = 6888309808. Its totient is φ = 6839800020.
The previous prime is 6864054881. The next prime is 6864054917. The reversal of 6864054913 is 3194504686.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 6864054913 - 25 = 6864054881 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6864054917) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12127023 + ... + 12127588.
It is an arithmetic number, because the mean of its divisors is an integer number (1722077452).
Almost surely, 26864054913 is an apocalyptic number.
It is an amenable number.
6864054913 is a deficient number, since it is larger than the sum of its proper divisors (24254895).
6864054913 is a wasteful number, since it uses less digits than its factorization.
6864054913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24254894.
The product of its (nonzero) digits is 622080, while the sum is 46.
The square root of 6864054913 is about 82849.5921112470. The cubic root of 6864054913 is about 1900.4666363552.
The spelling of 6864054913 in words is "six billion, eight hundred sixty-four million, fifty-four thousand, nine hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •