Base | Representation |
---|---|
bin | 10000000001100… |
… | …100001111001111 |
3 | 200201212210102102 |
4 | 100001210033033 |
5 | 1022311033111 |
6 | 42402145315 |
7 | 6443103446 |
oct | 2001441717 |
9 | 621783372 |
10 | 268846031 |
11 | 128836003 |
12 | 7605223b |
13 | 439107bc |
14 | 279c3d5d |
15 | 1890813b |
hex | 100643cf |
268846031 has 2 divisors, whose sum is σ = 268846032. Its totient is φ = 268846030.
The previous prime is 268846021. The next prime is 268846049. The reversal of 268846031 is 130648862.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 268846031 - 210 = 268845007 is a prime.
It is a super-2 number, since 2×2688460312 = 144556376768905922, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (268846021) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134423015 + 134423016.
It is an arithmetic number, because the mean of its divisors is an integer number (134423016).
Almost surely, 2268846031 is an apocalyptic number.
268846031 is a deficient number, since it is larger than the sum of its proper divisors (1).
268846031 is an equidigital number, since it uses as much as digits as its factorization.
268846031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 55296, while the sum is 38.
The square root of 268846031 is about 16396.5249671996. The cubic root of 268846031 is about 645.4082954609.
The spelling of 268846031 in words is "two hundred sixty-eight million, eight hundred forty-six thousand, thirty-one".
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