Base | Representation |
---|---|
bin | 11010010000001… |
… | …11111001110010 |
3 | 120100102000100000 |
4 | 31020013321302 |
5 | 422334431310 |
6 | 33504210430 |
7 | 5312644452 |
oct | 1510077162 |
9 | 510360300 |
10 | 220233330 |
11 | 103352619 |
12 | 61909a16 |
13 | 3681c9a5 |
14 | 2136bd62 |
15 | 145044c0 |
hex | d207e72 |
220233330 has 48 divisors (see below), whose sum is σ = 593820864. Its totient is φ = 58728240.
The previous prime is 220233329. The next prime is 220233347. The reversal of 220233330 is 33332022.
220233330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42886 + ... + 47745.
It is an arithmetic number, because the mean of its divisors is an integer number (12371268).
Almost surely, 2220233330 is an apocalyptic number.
220233330 is an abundant number, since it is smaller than the sum of its proper divisors (373587534).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220233330 is an equidigital number, since it uses as much as digits as its factorization.
220233330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90653 (or 90641 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 18.
The square root of 220233330 is about 14840.2604424585. The cubic root of 220233330 is about 603.8944178268.
Adding to 220233330 its reverse (33332022), we get a palindrome (253565352).
The spelling of 220233330 in words is "two hundred twenty million, two hundred thirty-three thousand, three hundred thirty".
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