Base | Representation |
---|---|
bin | 1100101011101000… |
… | …10110110101110011 |
3 | 122120111101111202221 |
4 | 12111310112311303 |
5 | 102420433410043 |
6 | 3043333421511 |
7 | 330502163002 |
oct | 62564266563 |
9 | 18514344687 |
10 | 6808497523 |
11 | 2984245a63 |
12 | 13a019a897 |
13 | 846735679 |
14 | 48834ac39 |
15 | 29cadc8ed |
hex | 195d16d73 |
6808497523 has 4 divisors (see below), whose sum is σ = 6810535080. Its totient is φ = 6806459968.
The previous prime is 6808497511. The next prime is 6808497529. The reversal of 6808497523 is 3257948086.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 6808497523 - 25 = 6808497491 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6808497529) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 1013758 + ... + 1020451.
It is an arithmetic number, because the mean of its divisors is an integer number (1702633770).
Almost surely, 26808497523 is an apocalyptic number.
6808497523 is a deficient number, since it is larger than the sum of its proper divisors (2037557).
6808497523 is a wasteful number, since it uses less digits than its factorization.
6808497523 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2037556.
The product of its (nonzero) digits is 2903040, while the sum is 52.
The square root of 6808497523 is about 82513.6202272086. The cubic root of 6808497523 is about 1895.3253060390.
The spelling of 6808497523 in words is "six billion, eight hundred eight million, four hundred ninety-seven thousand, five hundred twenty-three".
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