Base | Representation |
---|---|
bin | 1101011101110001011… |
… | …1001011011001101111 |
3 | 211010002210211100212021 |
4 | 3113130113023121233 |
5 | 12242231031031343 |
6 | 254134403451011 |
7 | 22466403235426 |
oct | 3273427133157 |
9 | 733083740767 |
10 | 231330330223 |
11 | 8a119a38aa3 |
12 | 38a00086a67 |
13 | 18a781ab605 |
14 | b2a70a42bd |
15 | 603dc800ed |
hex | 35dc5cb66f |
231330330223 has 2 divisors, whose sum is σ = 231330330224. Its totient is φ = 231330330222.
The previous prime is 231330330167. The next prime is 231330330239. The reversal of 231330330223 is 322033033132.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 231330330223 - 213 = 231330322031 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (231330330523) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115665165111 + 115665165112.
It is an arithmetic number, because the mean of its divisors is an integer number (115665165112).
Almost surely, 2231330330223 is an apocalyptic number.
231330330223 is a deficient number, since it is larger than the sum of its proper divisors (1).
231330330223 is an equidigital number, since it uses as much as digits as its factorization.
231330330223 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5832, while the sum is 25.
Adding to 231330330223 its reverse (322033033132), we get a palindrome (553363363355).
The spelling of 231330330223 in words is "two hundred thirty-one billion, three hundred thirty million, three hundred thirty thousand, two hundred twenty-three".
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