Base | Representation |
---|---|
bin | 1100110010101010… |
… | …00101100000010000 |
3 | 122201121020112000020 |
4 | 12121111011200100 |
5 | 103031024041122 |
6 | 3053240223440 |
7 | 332116004220 |
oct | 63125054020 |
9 | 18647215006 |
10 | 6867408912 |
11 | 2a04522a61 |
12 | 13b7a6ab80 |
13 | 8559c0c90 |
14 | 4920c4080 |
15 | 2a2d77c5c |
hex | 199545810 |
6867408912 has 160 divisors (see below), whose sum is σ = 22343236608. Its totient is φ = 1769015808.
The previous prime is 6867408907. The next prime is 6867408937. The reversal of 6867408912 is 2198047686.
It is a super-2 number, since 2×68674089122 = 94322610329234047488, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169543 + ... + 206105.
Almost surely, 26867408912 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6867408912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11171618304).
6867408912 is an abundant number, since it is smaller than the sum of its proper divisors (15475827696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6867408912 is a wasteful number, since it uses less digits than its factorization.
6867408912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36637 (or 36631 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 51.
The square root of 6867408912 is about 82869.8311329280. The cubic root of 6867408912 is about 1900.7761290847.
The spelling of 6867408912 in words is "six billion, eight hundred sixty-seven million, four hundred eight thousand, nine hundred twelve".
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