Base | Representation |
---|---|
bin | 11010101011111… |
… | …00010111011010 |
3 | 120121020001211022 |
4 | 31111330113122 |
5 | 424301343330 |
6 | 34114002442 |
7 | 5355513443 |
oct | 1525742732 |
9 | 517201738 |
10 | 223856090 |
11 | 1053a7437 |
12 | 62b76422 |
13 | 374ba933 |
14 | 21a322ca |
15 | 149bcae5 |
hex | d57c5da |
223856090 has 8 divisors (see below), whose sum is σ = 402940980. Its totient is φ = 89542432.
The previous prime is 223856069. The next prime is 223856099. The reversal of 223856090 is 90658322.
223856090 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 217651009 + 6205081 = 14753^2 + 2491^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2238560902 = 100223098060176200, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 223856090.
It is not an unprimeable number, because it can be changed into a prime (223856099) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11192795 + ... + 11192814.
Almost surely, 2223856090 is an apocalyptic number.
223856090 is a deficient number, since it is larger than the sum of its proper divisors (179084890).
223856090 is a wasteful number, since it uses less digits than its factorization.
223856090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22385616.
The product of its (nonzero) digits is 25920, while the sum is 35.
The square root of 223856090 is about 14961.8210789997. The cubic root of 223856090 is about 607.1877083228.
The spelling of 223856090 in words is "two hundred twenty-three million, eight hundred fifty-six thousand, ninety".
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