Base | Representation |
---|---|
bin | 111001110000011… |
… | …001000011110100 |
3 | 2111112022122002112 |
4 | 321300121003310 |
5 | 3441030034433 |
6 | 240052430152 |
7 | 33004152413 |
oct | 7160310364 |
9 | 2445278075 |
10 | 968986868 |
11 | 457a711a3 |
12 | 230618358 |
13 | 12599c015 |
14 | 9299747a |
15 | 5a107348 |
hex | 39c190f4 |
968986868 has 12 divisors (see below), whose sum is σ = 1696004772. Its totient is φ = 484414080.
The previous prime is 968986867. The next prime is 968986873. The reversal of 968986868 is 868689869.
It can be written as a sum of positive squares in 2 ways, for example, as 759663844 + 209323024 = 27562^2 + 14468^2 .
It is a junction number, because it is equal to n+sod(n) for n = 968986798 and 968986807.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (968986861) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14078 + ... + 46218.
It is an arithmetic number, because the mean of its divisors is an integer number (141333731).
Almost surely, 2968986868 is an apocalyptic number.
It is an amenable number.
968986868 is a deficient number, since it is larger than the sum of its proper divisors (727017904).
968986868 is a wasteful number, since it uses less digits than its factorization.
968986868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39682 (or 39680 counting only the distinct ones).
The product of its digits is 71663616, while the sum is 68.
The square root of 968986868 is about 31128.5539015226. The cubic root of 968986868 is about 989.5535408262.
The spelling of 968986868 in words is "nine hundred sixty-eight million, nine hundred eighty-six thousand, eight hundred sixty-eight".
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