Base | Representation |
---|---|
bin | 1100010110100110001… |
… | …0011110100010110111 |
3 | 202021210020222102022211 |
4 | 3011221202132202313 |
5 | 11434113323340231 |
6 | 241254441434251 |
7 | 21222052413616 |
oct | 3055142364267 |
9 | 667706872284 |
10 | 212224043191 |
11 | 82004a37836 |
12 | 3516949b987 |
13 | 17021a08824 |
14 | a3b377d87d |
15 | 57c16eceb1 |
hex | 316989e8b7 |
212224043191 has 2 divisors, whose sum is σ = 212224043192. Its totient is φ = 212224043190.
The previous prime is 212224043183. The next prime is 212224043237. The reversal of 212224043191 is 191340422212.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 212224043191 - 23 = 212224043183 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (212224041191) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106112021595 + 106112021596.
It is an arithmetic number, because the mean of its divisors is an integer number (106112021596).
Almost surely, 2212224043191 is an apocalyptic number.
212224043191 is a deficient number, since it is larger than the sum of its proper divisors (1).
212224043191 is an equidigital number, since it uses as much as digits as its factorization.
212224043191 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6912, while the sum is 31.
The spelling of 212224043191 in words is "two hundred twelve billion, two hundred twenty-four million, forty-three thousand, one hundred ninety-one".
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