Base | Representation |
---|---|
bin | 100100110010001… |
… | …1111110011100111 |
3 | 10012000120011002112 |
4 | 1021210133303213 |
5 | 10011440213411 |
6 | 322251231235 |
7 | 42405261416 |
oct | 11144376347 |
9 | 3160504075 |
10 | 1234304231 |
11 | 583807046 |
12 | 2a544851b |
13 | 168945644 |
14 | b9cdd47d |
15 | 73564b8b |
hex | 4991fce7 |
1234304231 has 2 divisors, whose sum is σ = 1234304232. Its totient is φ = 1234304230.
The previous prime is 1234304179. The next prime is 1234304263. The reversal of 1234304231 is 1324034321.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1234304231 - 26 = 1234304167 is a prime.
It is a super-2 number, since 2×12343042312 = 3047013869329002722, which contains 22 as substring.
It is a Sophie Germain prime.
It is a junction number, because it is equal to n+sod(n) for n = 1234304197 and 1234304206.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1234304531) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617152115 + 617152116.
It is an arithmetic number, because the mean of its divisors is an integer number (617152116).
Almost surely, 21234304231 is an apocalyptic number.
1234304231 is a deficient number, since it is larger than the sum of its proper divisors (1).
1234304231 is an equidigital number, since it uses as much as digits as its factorization.
1234304231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1728, while the sum is 23.
The square root of 1234304231 is about 35132.6661527417. Note that the first 3 decimals coincide. The cubic root of 1234304231 is about 1072.6896062138.
Adding to 1234304231 its reverse (1324034321), we get a palindrome (2558338552).
The spelling of 1234304231 in words is "one billion, two hundred thirty-four million, three hundred four thousand, two hundred thirty-one".
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