Base | Representation |
---|---|
bin | 1100010110111111011… |
… | …1111001110000010001 |
3 | 202022001122221222202121 |
4 | 3011233313321300101 |
5 | 11434323030313321 |
6 | 241313155414241 |
7 | 21224512652311 |
oct | 3055767716021 |
9 | 668048858677 |
10 | 212330322961 |
11 | 82059a28359 |
12 | 35198bb4381 |
13 | 1703aa3a773 |
14 | a3c3927441 |
15 | 57cabe3441 |
hex | 316fdf9c11 |
212330322961 has 2 divisors, whose sum is σ = 212330322962. Its totient is φ = 212330322960.
The previous prime is 212330322943. The next prime is 212330323043. The reversal of 212330322961 is 169223033212.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 115273151361 + 97057171600 = 339519^2 + 311540^2 .
It is a cyclic number.
It is not a de Polignac number, because 212330322961 - 27 = 212330322833 is a prime.
It is not a weakly prime, because it can be changed into another prime (212330322931) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106165161480 + 106165161481.
It is an arithmetic number, because the mean of its divisors is an integer number (106165161481).
Almost surely, 2212330322961 is an apocalyptic number.
It is an amenable number.
212330322961 is a deficient number, since it is larger than the sum of its proper divisors (1).
212330322961 is an equidigital number, since it uses as much as digits as its factorization.
212330322961 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 23328, while the sum is 34.
The spelling of 212330322961 in words is "two hundred twelve billion, three hundred thirty million, three hundred twenty-two thousand, nine hundred sixty-one".
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