Base | Representation |
---|---|
bin | 1100101100101001… |
… | …00110001110101000 |
3 | 122121002021220020112 |
4 | 12112110212032220 |
5 | 102430114333120 |
6 | 3044234513452 |
7 | 330634053230 |
oct | 62624461650 |
9 | 18532256215 |
10 | 6816949160 |
11 | 2988a9888a |
12 | 13a2b95888 |
13 | 848404538 |
14 | 48950acc0 |
15 | 29d70bbc5 |
hex | 1965263a8 |
6816949160 has 64 divisors (see below), whose sum is σ = 17599317120. Its totient is φ = 2327904000.
The previous prime is 6816949159. The next prime is 6816949163. The reversal of 6816949160 is 619496186.
It is a junction number, because it is equal to n+sod(n) for n = 6816949099 and 6816949108.
It is not an unprimeable number, because it can be changed into a prime (6816949163) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21782 + ... + 118778.
It is an arithmetic number, because the mean of its divisors is an integer number (274989330).
Almost surely, 26816949160 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 6816949160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8799658560).
6816949160 is an abundant number, since it is smaller than the sum of its proper divisors (10782367960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6816949160 is a wasteful number, since it uses less digits than its factorization.
6816949160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97266 (or 97262 counting only the distinct ones).
The product of its (nonzero) digits is 559872, while the sum is 50.
The square root of 6816949160 is about 82564.8179311261. The cubic root of 6816949160 is about 1896.1092273000.
The spelling of 6816949160 in words is "six billion, eight hundred sixteen million, nine hundred forty-nine thousand, one hundred sixty".
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