Base | Representation |
---|---|
bin | 1100101011101010… |
… | …10101100111000111 |
3 | 122120111212120110110 |
4 | 12111311111213013 |
5 | 102421020122011 |
6 | 3043343124103 |
7 | 330504313410 |
oct | 62565254707 |
9 | 18514776413 |
10 | 6808754631 |
11 | 2984401148 |
12 | 13a02a3633 |
13 | 8467c56c3 |
14 | 4883b6807 |
15 | 29cb3dba6 |
hex | 195d559c7 |
6808754631 has 16 divisors (see below), whose sum is σ = 10377100800. Its totient is φ = 3890021088.
The previous prime is 6808754627. The next prime is 6808754723. The reversal of 6808754631 is 1364578086.
It is not a de Polignac number, because 6808754631 - 22 = 6808754627 is a prime.
It is a super-2 number, since 2×68087546312 = 92718279250327892322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6808754611) 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 15 ways as a sum of consecutive naturals, for example, 105790 + ... + 157508.
It is an arithmetic number, because the mean of its divisors is an integer number (648568800).
Almost surely, 26808754631 is an apocalyptic number.
6808754631 is a deficient number, since it is larger than the sum of its proper divisors (3568346169).
6808754631 is a wasteful number, since it uses less digits than its factorization.
6808754631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57998.
The product of its (nonzero) digits is 967680, while the sum is 48.
The square root of 6808754631 is about 82515.1781855920. The cubic root of 6808754631 is about 1895.3491633420.
The spelling of 6808754631 in words is "six billion, eight hundred eight million, seven hundred fifty-four thousand, six hundred thirty-one".
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