Base | Representation |
---|---|
bin | 1101011101011101001… |
… | …0111110001010010101 |
3 | 211002212212220111000121 |
4 | 3113113102332022111 |
5 | 12242042301410313 |
6 | 254122130111541 |
7 | 22464321653416 |
oct | 3272722761225 |
9 | 732785814017 |
10 | 231245341333 |
11 | 8a085a6a646 |
12 | 3899771b5b1 |
13 | 18a636c2526 |
14 | b299a9d80d |
15 | 603659328d |
hex | 35d74be295 |
231245341333 has 2 divisors, whose sum is σ = 231245341334. Its totient is φ = 231245341332.
The previous prime is 231245341331. The next prime is 231245341343. The reversal of 231245341333 is 333143542132.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 219044592484 + 12200748849 = 468022^2 + 110457^2 .
It is a cyclic number.
It is not a de Polignac number, because 231245341333 - 21 = 231245341331 is a prime.
Together with 231245341331, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (231245341331) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115622670666 + 115622670667.
It is an arithmetic number, because the mean of its divisors is an integer number (115622670667).
Almost surely, 2231245341333 is an apocalyptic number.
It is an amenable number.
231245341333 is a deficient number, since it is larger than the sum of its proper divisors (1).
231245341333 is an equidigital number, since it uses as much as digits as its factorization.
231245341333 is an evil number, because the sum of its binary digits is even.
The product of its digits is 77760, while the sum is 34.
Adding to 231245341333 its reverse (333143542132), we get a palindrome (564388883465).
The spelling of 231245341333 in words is "two hundred thirty-one billion, two hundred forty-five million, three hundred forty-one thousand, three hundred thirty-three".
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