Base | Representation |
---|---|
bin | 11111111101101… |
… | …01100101111110 |
3 | 200200112110011011 |
4 | 33332311211332 |
5 | 1022120140221 |
6 | 42334545434 |
7 | 6434034055 |
oct | 1776654576 |
9 | 620473134 |
10 | 268130686 |
11 | 12839760a |
12 | 7596827a |
13 | 43720015 |
14 | 2787939c |
15 | 188161e1 |
hex | ffb597e |
268130686 has 8 divisors (see below), whose sum is σ = 402751440. Its totient is φ = 133880208.
The previous prime is 268130663. The next prime is 268130699. The reversal of 268130686 is 686031862.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90751 + ... + 93658.
It is an arithmetic number, because the mean of its divisors is an integer number (50343930).
Almost surely, 2268130686 is an apocalyptic number.
268130686 is a deficient number, since it is larger than the sum of its proper divisors (134620754).
268130686 is a wasteful number, since it uses less digits than its factorization.
268130686 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185138.
The product of its (nonzero) digits is 82944, while the sum is 40.
The square root of 268130686 is about 16374.6965162717. The cubic root of 268130686 is about 644.8353532836.
The spelling of 268130686 in words is "two hundred sixty-eight million, one hundred thirty thousand, six hundred eighty-six".
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