Base | Representation |
---|---|
bin | 11111111111000… |
… | …11011101000010 |
3 | 200200212222211100 |
4 | 33333203131002 |
5 | 1022142143110 |
6 | 42342555230 |
7 | 6435445524 |
oct | 1777433502 |
9 | 620788740 |
10 | 268318530 |
11 | 128505757 |
12 | 75a38b16 |
13 | 4378767c |
14 | 278c7a14 |
15 | 18851bc0 |
hex | ffe3742 |
268318530 has 48 divisors (see below), whose sum is σ = 699813504. Its totient is φ = 71327520.
The previous prime is 268318517. The next prime is 268318541. The reversal of 268318530 is 35813862.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25287 + ... + 34293.
It is an arithmetic number, because the mean of its divisors is an integer number (14579448).
Almost surely, 2268318530 is an apocalyptic number.
268318530 is an abundant number, since it is smaller than the sum of its proper divisors (431494974).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268318530 is a wasteful number, since it uses less digits than its factorization.
268318530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9351 (or 9348 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 268318530 is about 16380.4313130027. The cubic root of 268318530 is about 644.9859019814.
The spelling of 268318530 in words is "two hundred sixty-eight million, three hundred eighteen thousand, five hundred thirty".
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