Base | Representation |
---|---|
bin | 10011110101101101… |
… | …011100011110010011 |
3 | 2000222120211220010012 |
4 | 103311231130132103 |
5 | 322111330401321 |
6 | 13441444025135 |
7 | 1352613466655 |
oct | 236555343623 |
9 | 60876756105 |
10 | 21302200211 |
11 | 904159a346 |
12 | 41660921ab |
13 | 20164031c6 |
14 | 106121a6d5 |
15 | 84a24305b |
hex | 4f5b5c793 |
21302200211 has 2 divisors, whose sum is σ = 21302200212. Its totient is φ = 21302200210.
The previous prime is 21302200193. The next prime is 21302200223. The reversal of 21302200211 is 11200220312.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 21302200211 - 210 = 21302199187 is a prime.
It is not a weakly prime, because it can be changed into another prime (21302200261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10651100105 + 10651100106.
It is an arithmetic number, because the mean of its divisors is an integer number (10651100106).
Almost surely, 221302200211 is an apocalyptic number.
21302200211 is a deficient number, since it is larger than the sum of its proper divisors (1).
21302200211 is an equidigital number, since it uses as much as digits as its factorization.
21302200211 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 21302200211 its reverse (11200220312), we get a palindrome (32502420523).
The spelling of 21302200211 in words is "twenty-one billion, three hundred two million, two hundred thousand, two hundred eleven".
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