Base | Representation |
---|---|
bin | 1100110100101111… |
… | …11000100001010100 |
3 | 122202211012010212002 |
4 | 12122113320201110 |
5 | 103100014410010 |
6 | 3055103414432 |
7 | 332420564153 |
oct | 63227704124 |
9 | 18684163762 |
10 | 6884919380 |
11 | 2a133a2919 |
12 | 14018b4418 |
13 | 8595121c1 |
14 | 49456159a |
15 | 2a46861a5 |
hex | 19a5f8854 |
6884919380 has 12 divisors (see below), whose sum is σ = 14458330740. Its totient is φ = 2753967744.
The previous prime is 6884919373. The next prime is 6884919467. The reversal of 6884919380 is 839194886.
It can be written as a sum of positive squares in 2 ways, for example, as 1313192644 + 5571726736 = 36238^2 + 74644^2 .
It is a super-2 number, since 2×68849193802 = 94804229738199168800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172122965 + ... + 172123004.
It is an arithmetic number, because the mean of its divisors is an integer number (1204860895).
Almost surely, 26884919380 is an apocalyptic number.
It is an amenable number.
6884919380 is an abundant number, since it is smaller than the sum of its proper divisors (7573411360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6884919380 is a wasteful number, since it uses less digits than its factorization.
6884919380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 344245978 (or 344245976 counting only the distinct ones).
The product of its (nonzero) digits is 2985984, while the sum is 56.
The square root of 6884919380 is about 82975.4143105053. The cubic root of 6884919380 is about 1902.3902862027.
The spelling of 6884919380 in words is "six billion, eight hundred eighty-four million, nine hundred nineteen thousand, three hundred eighty".
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