Base | Representation |
---|---|
bin | 11011011110000… |
… | …01011011000111 |
3 | 121001121002002112 |
4 | 31233001123013 |
5 | 432442233112 |
6 | 34510531235 |
7 | 5465424524 |
oct | 1557013307 |
9 | 531532075 |
10 | 230430407 |
11 | 109087859 |
12 | 65206b1b |
13 | 3898016c |
14 | 2286414b |
15 | 1536aa22 |
hex | dbc16c7 |
230430407 has 2 divisors, whose sum is σ = 230430408. Its totient is φ = 230430406.
The previous prime is 230430311. The next prime is 230430419. The reversal of 230430407 is 704034032.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 230430407 - 210 = 230429383 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230460407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115215203 + 115215204.
It is an arithmetic number, because the mean of its divisors is an integer number (115215204).
Almost surely, 2230430407 is an apocalyptic number.
230430407 is a deficient number, since it is larger than the sum of its proper divisors (1).
230430407 is an equidigital number, since it uses as much as digits as its factorization.
230430407 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2016, while the sum is 23.
The square root of 230430407 is about 15179.9343542718. The cubic root of 230430407 is about 613.0745136763.
Adding to 230430407 its reverse (704034032), we get a palindrome (934464439).
The spelling of 230430407 in words is "two hundred thirty million, four hundred thirty thousand, four hundred seven".
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