Base | Representation |
---|---|
bin | 11111111111011… |
… | …00110100100001 |
3 | 200200221221110100 |
4 | 33333230310201 |
5 | 1022144410042 |
6 | 42343453013 |
7 | 6435665424 |
oct | 1777546441 |
9 | 620857410 |
10 | 268356897 |
11 | 128531566 |
12 | 75a57169 |
13 | 4379bc83 |
14 | 278d79bb |
15 | 1885d24c |
hex | ffecd21 |
268356897 has 12 divisors (see below), whose sum is σ = 390230100. Its totient is φ = 177703008.
The previous prime is 268356889. The next prime is 268356911. The reversal of 268356897 is 798653862.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 129140496 + 139216401 = 11364^2 + 11799^2 .
It is not a de Polignac number, because 268356897 - 23 = 268356889 is a prime.
It is not an unprimeable number, because it can be changed into a prime (268356827) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98718 + ... + 101399.
It is an arithmetic number, because the mean of its divisors is an integer number (32519175).
Almost surely, 2268356897 is an apocalyptic number.
It is an amenable number.
268356897 is a deficient number, since it is larger than the sum of its proper divisors (121873203).
268356897 is a wasteful number, since it uses less digits than its factorization.
268356897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200272 (or 200269 counting only the distinct ones).
The product of its digits is 4354560, while the sum is 54.
The square root of 268356897 is about 16381.6023941494. The cubic root of 268356897 is about 645.0166428011.
The spelling of 268356897 in words is "two hundred sixty-eight million, three hundred fifty-six thousand, eight hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •