Base | Representation |
---|---|
bin | 11011110000100… |
… | …00000100101101 |
3 | 121020010222202022 |
4 | 31320100010231 |
5 | 434102142314 |
6 | 35034435525 |
7 | 5525122061 |
oct | 1570200455 |
9 | 536128668 |
10 | 232849709 |
11 | 10a48a484 |
12 | 65b92ba5 |
13 | 393193c1 |
14 | 22cd3aa1 |
15 | 1569778e |
hex | de1012d |
232849709 has 2 divisors, whose sum is σ = 232849710. Its totient is φ = 232849708.
The previous prime is 232849699. The next prime is 232849733. The reversal of 232849709 is 907948232.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 231952900 + 896809 = 15230^2 + 947^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-232849709 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 232849709.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (232849739) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116424854 + 116424855.
It is an arithmetic number, because the mean of its divisors is an integer number (116424855).
Almost surely, 2232849709 is an apocalyptic number.
It is an amenable number.
232849709 is a deficient number, since it is larger than the sum of its proper divisors (1).
232849709 is an equidigital number, since it uses as much as digits as its factorization.
232849709 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 217728, while the sum is 44.
The square root of 232849709 is about 15259.4137829734. The cubic root of 232849709 is about 615.2126164635.
The spelling of 232849709 in words is "two hundred thirty-two million, eight hundred forty-nine thousand, seven hundred nine".
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