Base | Representation |
---|---|
bin | 10000000010000… |
… | …110100001011010 |
3 | 200202010221001102 |
4 | 100002012201122 |
5 | 1022330031313 |
6 | 42405151402 |
7 | 6444230036 |
oct | 2002064132 |
9 | 622127042 |
10 | 268986458 |
11 | 128921564 |
12 | 760bb562 |
13 | 4395c6b0 |
14 | 27a1d1c6 |
15 | 18934a58 |
hex | 1008685a |
268986458 has 32 divisors (see below), whose sum is σ = 463713600. Its totient is φ = 115986816.
The previous prime is 268986451. The next prime is 268986463. The reversal of 268986458 is 854689862.
It is not an unprimeable number, because it can be changed into a prime (268986451) 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, 32333 + ... + 39791.
It is an arithmetic number, because the mean of its divisors is an integer number (14491050).
Almost surely, 2268986458 is an apocalyptic number.
268986458 is a deficient number, since it is larger than the sum of its proper divisors (194727142).
268986458 is a wasteful number, since it uses less digits than its factorization.
268986458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7566.
The product of its digits is 6635520, while the sum is 56.
The square root of 268986458 is about 16400.8066265047. The cubic root of 268986458 is about 645.5206484619.
The spelling of 268986458 in words is "two hundred sixty-eight million, nine hundred eighty-six thousand, four hundred fifty-eight".
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