Base | Representation |
---|---|
bin | 11010011111010… |
… | …11010001101110 |
3 | 120111010121020122 |
4 | 31033223101232 |
5 | 423341310410 |
6 | 34014444542 |
7 | 5335531661 |
oct | 1517532156 |
9 | 514117218 |
10 | 222213230 |
11 | 1044850a8 |
12 | 62503752 |
13 | 37063c25 |
14 | 217256d8 |
15 | 14795e55 |
hex | d3eb46e |
222213230 has 32 divisors (see below), whose sum is σ = 405609984. Its totient is φ = 87643296.
The previous prime is 222213223. The next prime is 222213253. The reversal of 222213230 is 32312222.
It is a junction number, because it is equal to n+sod(n) for n = 222213199 and 222213208.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 456047 + ... + 456533.
It is an arithmetic number, because the mean of its divisors is an integer number (12675312).
Almost surely, 2222213230 is an apocalyptic number.
222213230 is a deficient number, since it is larger than the sum of its proper divisors (183396754).
222213230 is a wasteful number, since it uses less digits than its factorization.
222213230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1040.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 222213230 is about 14906.8182386450. The cubic root of 222213230 is about 605.6986941911.
Adding to 222213230 its reverse (32312222), we get a palindrome (254525452).
The spelling of 222213230 in words is "two hundred twenty-two million, two hundred thirteen thousand, two hundred thirty".
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