Base | Representation |
---|---|
bin | 1100101010101101… |
… | …00100011001110100 |
3 | 122112221200210011100 |
4 | 12111112210121310 |
5 | 102411434020011 |
6 | 3042454210100 |
7 | 330345620631 |
oct | 62526443164 |
9 | 18487623140 |
10 | 6800688756 |
11 | 297a8a2134 |
12 | 1399653930 |
13 | 844c302b4 |
14 | 4872b7188 |
15 | 29c098d56 |
hex | 1955a4674 |
6800688756 has 18 divisors (see below), whose sum is σ = 17190630002. Its totient is φ = 2266896240.
The previous prime is 6800688733. The next prime is 6800688781. The reversal of 6800688756 is 6578860086.
It can be written as a sum of positive squares in only one way, i.e., 5093676900 + 1707011856 = 71370^2 + 41316^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 94453975 + ... + 94454046.
Almost surely, 26800688756 is an apocalyptic number.
It is an amenable number.
6800688756 is an abundant number, since it is smaller than the sum of its proper divisors (10389941246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6800688756 is a wasteful number, since it uses less digits than its factorization.
6800688756 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188908031 (or 188908026 counting only the distinct ones).
The product of its (nonzero) digits is 3870720, while the sum is 54.
The square root of 6800688756 is about 82466.2886032832. The cubic root of 6800688756 is about 1894.6004365929.
It can be divided in two parts, 6800 and 688756, that added together give a square (695556 = 8342).
The spelling of 6800688756 in words is "six billion, eight hundred million, six hundred eighty-eight thousand, seven hundred fifty-six".
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