Base | Representation |
---|---|
bin | 11101001000100001000… |
… | …110111000011010110101 |
3 | 21002101112112102012110011 |
4 | 131020201012320122311 |
5 | 230300104103241041 |
6 | 4131413310500221 |
7 | 264432452011351 |
oct | 35104106703265 |
9 | 7071475365404 |
10 | 2002010212021 |
11 | 702058632936 |
12 | 284005204671 |
13 | 116a33b75941 |
14 | 6cc7d846461 |
15 | 3712470ae81 |
hex | 1d2211b86b5 |
2002010212021 has 2 divisors, whose sum is σ = 2002010212022. Its totient is φ = 2002010212020.
The previous prime is 2002010211977. The next prime is 2002010212057. The reversal of 2002010212021 is 1202120102002.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1824633624100 + 177376587921 = 1350790^2 + 421161^2 .
It is a cyclic number.
It is not a de Polignac number, because 2002010212021 - 225 = 2001976657589 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2002010211992 and 2002010212010.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2002010212061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001005106010 + 1001005106011.
It is an arithmetic number, because the mean of its divisors is an integer number (1001005106011).
Almost surely, 22002010212021 is an apocalyptic number.
It is an amenable number.
2002010212021 is a deficient number, since it is larger than the sum of its proper divisors (1).
2002010212021 is an equidigital number, since it uses as much as digits as its factorization.
2002010212021 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 2002010212021 its reverse (1202120102002), we get a palindrome (3204130314023).
The spelling of 2002010212021 in words is "two trillion, two billion, ten million, two hundred twelve thousand, twenty-one".
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