Base | Representation |
---|---|
bin | 1000001100100101… |
… | …0000010111010101 |
3 | 12200100010212002102 |
4 | 2003021100113111 |
5 | 14001230212441 |
6 | 1002154451445 |
7 | 105344513414 |
oct | 20311202725 |
9 | 5610125072 |
10 | 2200241621 |
11 | a29a85106 |
12 | 514a33b85 |
13 | 290ab7626 |
14 | 16c30147b |
15 | cd26869b |
hex | 832505d5 |
2200241621 has 2 divisors, whose sum is σ = 2200241622. Its totient is φ = 2200241620.
The previous prime is 2200241569. The next prime is 2200241651. The reversal of 2200241621 is 1261420022.
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., 1899739396 + 300502225 = 43586^2 + 17335^2 .
It is a cyclic number.
It is not a de Polignac number, because 2200241621 - 218 = 2199979477 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2200241593 and 2200241602.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2200241651) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100120810 + 1100120811.
It is an arithmetic number, because the mean of its divisors is an integer number (1100120811).
Almost surely, 22200241621 is an apocalyptic number.
It is an amenable number.
2200241621 is a deficient number, since it is larger than the sum of its proper divisors (1).
2200241621 is an equidigital number, since it uses as much as digits as its factorization.
2200241621 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 2200241621 is about 46906.7332160320. The cubic root of 2200241621 is about 1300.6390587760.
Adding to 2200241621 its reverse (1261420022), we get a palindrome (3461661643).
The spelling of 2200241621 in words is "two billion, two hundred million, two hundred forty-one thousand, six hundred twenty-one".
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