Base | Representation |
---|---|
bin | 11111000100100… |
… | …10111110100100 |
3 | 200011110100000210 |
4 | 33202102332210 |
5 | 1013211230433 |
6 | 41510335420 |
7 | 6313323144 |
oct | 1742227644 |
9 | 604410023 |
10 | 260648868 |
11 | 124147397 |
12 | 7335a570 |
13 | 420006cc |
14 | 2688c924 |
15 | 17d39463 |
hex | f892fa4 |
260648868 has 96 divisors (see below), whose sum is σ = 668021760. Its totient is φ = 78865920.
The previous prime is 260648863. The next prime is 260648917. The reversal of 260648868 is 868846062.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (260648863) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 398830 + ... + 399482.
It is an arithmetic number, because the mean of its divisors is an integer number (6958560).
Almost surely, 2260648868 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 260648868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (334010880).
260648868 is an abundant number, since it is smaller than the sum of its proper divisors (407372892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
260648868 is a wasteful number, since it uses less digits than its factorization.
260648868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 757 (or 755 counting only the distinct ones).
The product of its (nonzero) digits is 884736, while the sum is 48.
The square root of 260648868 is about 16144.6235013394. The cubic root of 260648868 is about 638.7809378872.
The spelling of 260648868 in words is "two hundred sixty million, six hundred forty-eight thousand, eight hundred sixty-eight".
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