Base | Representation |
---|---|
bin | 11010010000000… |
… | …00010011100101 |
3 | 120100100102122112 |
4 | 31020000103211 |
5 | 422332432323 |
6 | 33503410405 |
7 | 5312454650 |
oct | 1510002345 |
9 | 510312575 |
10 | 220202213 |
11 | 103331200 |
12 | 618b3a05 |
13 | 3680b78a |
14 | 21360897 |
15 | 144ea178 |
hex | d2004e5 |
220202213 has 24 divisors (see below), whose sum is σ = 277704000. Its totient is φ = 170913600.
The previous prime is 220202201. The next prime is 220202221. The reversal of 220202213 is 312202022.
It is not a de Polignac number, because 220202213 - 28 = 220201957 is a prime.
It is a super-2 number, since 2×2202022132 = 96978029220194738, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220202233) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 422393 + ... + 422913.
It is an arithmetic number, because the mean of its divisors is an integer number (11571000).
Almost surely, 2220202213 is an apocalyptic number.
It is an amenable number.
220202213 is a deficient number, since it is larger than the sum of its proper divisors (57501787).
220202213 is a wasteful number, since it uses less digits than its factorization.
220202213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1049 (or 1038 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 220202213 is about 14839.2120073810. The cubic root of 220202213 is about 603.8659748603.
Adding to 220202213 its reverse (312202022), we get a palindrome (532404235).
The spelling of 220202213 in words is "two hundred twenty million, two hundred two thousand, two hundred thirteen".
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