Base | Representation |
---|---|
bin | 11011011111100… |
… | …11110011000111 |
3 | 121001222120010121 |
4 | 31233303303013 |
5 | 433020333433 |
6 | 34515202411 |
7 | 5500244221 |
oct | 1557636307 |
9 | 531876117 |
10 | 230636743 |
11 | 109208887 |
12 | 652a6407 |
13 | 38a2305c |
14 | 228b9411 |
15 | 153abc2d |
hex | dbf3cc7 |
230636743 has 2 divisors, whose sum is σ = 230636744. Its totient is φ = 230636742.
The previous prime is 230636719. The next prime is 230636779. The reversal of 230636743 is 347636032.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-230636743 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 230636699 and 230636708.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230636243) 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, 115318371 + 115318372.
It is an arithmetic number, because the mean of its divisors is an integer number (115318372).
Almost surely, 2230636743 is an apocalyptic number.
230636743 is a deficient number, since it is larger than the sum of its proper divisors (1).
230636743 is an equidigital number, since it uses as much as digits as its factorization.
230636743 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 54432, while the sum is 34.
The square root of 230636743 is about 15186.7291738544. The cubic root of 230636743 is about 613.2574490303.
The spelling of 230636743 in words is "two hundred thirty million, six hundred thirty-six thousand, seven hundred forty-three".
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