Base | Representation |
---|---|
bin | 11010001101011101001000 |
3 | 110221002001011 |
4 | 122031131020 |
5 | 3224331411 |
6 | 403133304 |
7 | 112254436 |
oct | 32153510 |
9 | 13832034 |
10 | 6870856 |
11 | 39731a3 |
12 | 2374234 |
13 | 15674c5 |
14 | cabd56 |
15 | 90ac21 |
hex | 68d748 |
6870856 has 32 divisors (see below), whose sum is σ = 14364000. Its totient is φ = 3062016.
The previous prime is 6870847. The next prime is 6870869. The reversal of 6870856 is 6580786.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1255 + ... + 3913.
It is an arithmetic number, because the mean of its divisors is an integer number (448875).
Almost surely, 26870856 is an apocalyptic number.
It is an amenable number.
6870856 is an abundant number, since it is smaller than the sum of its proper divisors (7493144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6870856 is a wasteful number, since it uses less digits than its factorization.
6870856 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2701 (or 2697 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 40.
The square root of 6870856 is about 2621.2317715151. The cubic root of 6870856 is about 190.1094106685.
The spelling of 6870856 in words is "six million, eight hundred seventy thousand, eight hundred fifty-six".
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