Base | Representation |
---|---|
bin | 110100100100011010111111… |
… | …011111110001110000101111 |
3 | 1010022121121222021120202021101 |
4 | 310210122333133301300233 |
5 | 220301000231343302343 |
6 | 2135420224554343531 |
7 | 66461512542201622 |
oct | 6444327737616057 |
9 | 1108547867522241 |
10 | 231201302322223 |
11 | 67738a15834452 |
12 | 21b2044042aba7 |
13 | 9c0125ca54a9c |
14 | 41142ba461db9 |
15 | 1bae123051e4d |
hex | d246bf7f1c2f |
231201302322223 has 2 divisors, whose sum is σ = 231201302322224. Its totient is φ = 231201302322222.
The previous prime is 231201302322217. The next prime is 231201302322251. The reversal of 231201302322223 is 322223203102132.
It is an a-pointer prime, because the next prime (231201302322251) can be obtained adding 231201302322223 to its sum of digits (28).
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-231201302322223 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 231201302322191 and 231201302322200.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (231201302322253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115600651161111 + 115600651161112.
It is an arithmetic number, because the mean of its divisors is an integer number (115600651161112).
Almost surely, 2231201302322223 is an apocalyptic number.
231201302322223 is a deficient number, since it is larger than the sum of its proper divisors (1).
231201302322223 is an equidigital number, since it uses as much as digits as its factorization.
231201302322223 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 10368, while the sum is 28.
Adding to 231201302322223 its reverse (322223203102132), we get a palindrome (553424505424355).
The spelling of 231201302322223 in words is "two hundred thirty-one trillion, two hundred one billion, three hundred two million, three hundred twenty-two thousand, two hundred twenty-three".
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