Base | Representation |
---|---|
bin | 10011101111110… |
… | …100010101010110 |
3 | 212002101220012222 |
4 | 103233310111112 |
5 | 1134303132410 |
6 | 52512542342 |
7 | 11132010500 |
oct | 2357642526 |
9 | 762356188 |
10 | 331302230 |
11 | 1600142a6 |
12 | 92b519b2 |
13 | 5383a72c |
14 | 32000d70 |
15 | 1e143955 |
hex | 13bf4556 |
331302230 has 48 divisors (see below), whose sum is σ = 700183440. Its totient is φ = 112529088.
The previous prime is 331302217. The next prime is 331302241. The reversal of 331302230 is 32203133.
It is a super-2 number, since 2×3313022302 = 219522335205945800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 331302199 and 331302208.
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 23 ways as a sum of consecutive naturals, for example, 50309 + ... + 56511.
It is an arithmetic number, because the mean of its divisors is an integer number (14587155).
Almost surely, 2331302230 is an apocalyptic number.
331302230 is an abundant number, since it is smaller than the sum of its proper divisors (368881210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331302230 is a wasteful number, since it uses less digits than its factorization.
331302230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6333 (or 6326 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 17.
The square root of 331302230 is about 18201.7095350959. The cubic root of 331302230 is about 691.9501158535.
Adding to 331302230 its reverse (32203133), we get a palindrome (363505363).
The spelling of 331302230 in words is "three hundred thirty-one million, three hundred two thousand, two hundred thirty".
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