Base | Representation |
---|---|
bin | 10000000001111… |
… | …010101110101111 |
3 | 200202001110210120 |
4 | 100001322232233 |
5 | 1022322010114 |
6 | 42404140023 |
7 | 6443636160 |
oct | 2001725657 |
9 | 622043716 |
10 | 268938159 |
11 | 128899246 |
12 | 76097613 |
13 | 43943709 |
14 | 27a09767 |
15 | 189255a9 |
hex | 1007abaf |
268938159 has 16 divisors (see below), whose sum is σ = 410527488. Its totient is φ = 153410112.
The previous prime is 268938157. The next prime is 268938167. The reversal of 268938159 is 951839862.
It is a happy number.
It is not a de Polignac number, because 268938159 - 21 = 268938157 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268938157) 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, 1419 + ... + 23235.
It is an arithmetic number, because the mean of its divisors is an integer number (25657968).
Almost surely, 2268938159 is an apocalyptic number.
268938159 is a deficient number, since it is larger than the sum of its proper divisors (141589329).
268938159 is a wasteful number, since it uses less digits than its factorization.
268938159 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22414.
The product of its digits is 933120, while the sum is 51.
The square root of 268938159 is about 16399.3341023348. The cubic root of 268938159 is about 645.4820097533.
The spelling of 268938159 in words is "two hundred sixty-eight million, nine hundred thirty-eight thousand, one hundred fifty-nine".
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