Base | Representation |
---|---|
bin | 1100010101110101110… |
… | …0010110110111110011 |
3 | 202021021010010110111011 |
4 | 3011131130112313303 |
5 | 11433204401043212 |
6 | 241222352131351 |
7 | 21214036501444 |
oct | 3053534266763 |
9 | 667233113434 |
10 | 212021112307 |
11 | 81a10432864 |
12 | 35111536b57 |
13 | 16cbb966494 |
14 | a3948372cb |
15 | 57ad9b54a7 |
hex | 315d716df3 |
212021112307 has 2 divisors, whose sum is σ = 212021112308. Its totient is φ = 212021112306.
The previous prime is 212021112301. The next prime is 212021112343. The reversal of 212021112307 is 703211120212.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 212021112307 - 23 = 212021112299 is a prime.
It is not a weakly prime, because it can be changed into another prime (212021112301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010556153 + 106010556154.
It is an arithmetic number, because the mean of its divisors is an integer number (106010556154).
Almost surely, 2212021112307 is an apocalyptic number.
212021112307 is a deficient number, since it is larger than the sum of its proper divisors (1).
212021112307 is an equidigital number, since it uses as much as digits as its factorization.
212021112307 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 336, while the sum is 22.
Adding to 212021112307 its reverse (703211120212), we get a palindrome (915232232519).
The spelling of 212021112307 in words is "two hundred twelve billion, twenty-one million, one hundred twelve thousand, three hundred seven".
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