Base | Representation |
---|---|
bin | 110011110101100… |
… | …101111010111000 |
3 | 2020121110200020110 |
4 | 303311211322320 |
5 | 3240114440333 |
6 | 222144224320 |
7 | 30360134343 |
oct | 6365457270 |
9 | 2217420213 |
10 | 869686968 |
11 | 406a08767 |
12 | 20330b0a0 |
13 | 10b242097 |
14 | 8370945a |
15 | 51540063 |
hex | 33d65eb8 |
869686968 has 32 divisors (see below), whose sum is σ = 2179152000. Its totient is φ = 289237728.
The previous prime is 869686921. The next prime is 869687029.
869686968 is nontrivially palindromic in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 869686899 and 869686908.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30268 + ... + 51531.
It is an arithmetic number, because the mean of its divisors is an integer number (68098500).
Almost surely, 2869686968 is an apocalyptic number.
It is an amenable number.
869686968 is an abundant number, since it is smaller than the sum of its proper divisors (1309465032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
869686968 is a wasteful number, since it uses less digits than its factorization.
869686968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82251 (or 82247 counting only the distinct ones).
The product of its digits is 53747712, while the sum is 66.
The square root of 869686968 is about 29490.4555407339. The cubic root of 869686968 is about 954.5257618168.
The spelling of 869686968 in words is "eight hundred sixty-nine million, six hundred eighty-six thousand, nine hundred sixty-eight".
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