Base | Representation |
---|---|
bin | 10011101011101… |
… | …110100111010111 |
3 | 212000101102201022 |
4 | 103223232213113 |
5 | 1134014331411 |
6 | 52433551355 |
7 | 11116624232 |
oct | 2353564727 |
9 | 760342638 |
10 | 330230231 |
11 | 15a451951 |
12 | 9271555b |
13 | 53553806 |
14 | 31c02419 |
15 | 1ded0edb |
hex | 13aee9d7 |
330230231 has 2 divisors, whose sum is σ = 330230232. Its totient is φ = 330230230.
The previous prime is 330230213. The next prime is 330230237. The reversal of 330230231 is 132032033.
Together with previous prime (330230213) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 330230231 - 26 = 330230167 is a prime.
It is a super-2 number, since 2×3302302312 = 218104010932626722, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (330230237) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165115115 + 165115116.
It is an arithmetic number, because the mean of its divisors is an integer number (165115116).
Almost surely, 2330230231 is an apocalyptic number.
330230231 is a deficient number, since it is larger than the sum of its proper divisors (1).
330230231 is an equidigital number, since it uses as much as digits as its factorization.
330230231 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 324, while the sum is 17.
The square root of 330230231 is about 18172.2379194198. The cubic root of 330230231 is about 691.2029920716.
Adding to 330230231 its reverse (132032033), we get a palindrome (462262264).
It can be divided in two parts, 3302 and 30231, that added together give a palindrome (33533).
The spelling of 330230231 in words is "three hundred thirty million, two hundred thirty thousand, two hundred thirty-one".
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