Base | Representation |
---|---|
bin | 11011011010110… |
… | …00011001011111 |
3 | 121000210012222210 |
4 | 31231120121133 |
5 | 432340001343 |
6 | 34453411503 |
7 | 5461653405 |
oct | 1555303137 |
9 | 530705883 |
10 | 230000223 |
11 | 108913632 |
12 | 65039b93 |
13 | 3885c40b |
14 | 22791475 |
15 | 152d3333 |
hex | db5865f |
230000223 has 8 divisors (see below), whose sum is σ = 308256688. Its totient is φ = 152538624.
The previous prime is 230000219. The next prime is 230000257. The reversal of 230000223 is 322000032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 230000223 - 22 = 230000219 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 230000199 and 230000208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230000623) 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 7 ways as a sum of consecutive naturals, for example, 198040 + ... + 199197.
It is an arithmetic number, because the mean of its divisors is an integer number (38532086).
Almost surely, 2230000223 is an apocalyptic number.
230000223 is a deficient number, since it is larger than the sum of its proper divisors (78256465).
230000223 is a wasteful number, since it uses less digits than its factorization.
230000223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 397433.
The product of its (nonzero) digits is 72, while the sum is 12.
The square root of 230000223 is about 15165.7582401936. The cubic root of 230000223 is about 612.6927655379.
Adding to 230000223 its reverse (322000032), we get a palindrome (552000255).
The spelling of 230000223 in words is "two hundred thirty million, two hundred twenty-three", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •