Base | Representation |
---|---|
bin | 11011100101110… |
… | …10010111010011 |
3 | 121010111212210201 |
4 | 31302322113103 |
5 | 433222400232 |
6 | 34544440031 |
7 | 5510202352 |
oct | 1562722723 |
9 | 533455721 |
10 | 231450067 |
11 | 109713952 |
12 | 65619017 |
13 | 38c49304 |
14 | 22a4b999 |
15 | 154bcbe7 |
hex | dcba5d3 |
231450067 has 2 divisors, whose sum is σ = 231450068. Its totient is φ = 231450066.
The previous prime is 231450049. The next prime is 231450083. The reversal of 231450067 is 760054132.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 231450067 - 223 = 223061459 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (231450047) by changing a digit.
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 as a sum of consecutive naturals, namely, 115725033 + 115725034.
It is an arithmetic number, because the mean of its divisors is an integer number (115725034).
Almost surely, 2231450067 is an apocalyptic number.
231450067 is a deficient number, since it is larger than the sum of its proper divisors (1).
231450067 is an equidigital number, since it uses as much as digits as its factorization.
231450067 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5040, while the sum is 28.
The square root of 231450067 is about 15213.4830660175. The cubic root of 231450067 is about 613.9774728514.
The spelling of 231450067 in words is "two hundred thirty-one million, four hundred fifty thousand, sixty-seven".
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