Base | Representation |
---|---|
bin | 11111111110001… |
… | …11100010101110 |
3 | 200200200012000010 |
4 | 33333013202232 |
5 | 1022130013311 |
6 | 42340314050 |
7 | 6434461314 |
oct | 1777074256 |
9 | 620605003 |
10 | 268204206 |
11 | 128437876 |
12 | 759a2926 |
13 | 4374761a |
14 | 278980b4 |
15 | 1882cda6 |
hex | ffc78ae |
268204206 has 64 divisors (see below), whose sum is σ = 592220160. Its totient is φ = 80624640.
The previous prime is 268204177. The next prime is 268204207. The reversal of 268204206 is 602402862.
268204206 = T85 + T86 + ... + T1171.
It is a super-2 number, since 2×2682042062 = 143866992232180872, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268204207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 246195 + ... + 247281.
It is an arithmetic number, because the mean of its divisors is an integer number (9253440).
Almost surely, 2268204206 is an apocalyptic number.
268204206 is an abundant number, since it is smaller than the sum of its proper divisors (324015954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268204206 is a wasteful number, since it uses less digits than its factorization.
268204206 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1209.
The product of its (nonzero) digits is 9216, while the sum is 30.
The square root of 268204206 is about 16376.9412895082. The cubic root of 268204206 is about 644.8942846994.
The spelling of 268204206 in words is "two hundred sixty-eight million, two hundred four thousand, two hundred six".
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