Base | Representation |
---|---|
bin | 1001000110000001… |
… | …1100011001000101 |
3 | 20022010112212112001 |
4 | 2101200130121011 |
5 | 14444421414341 |
6 | 1042123225301 |
7 | 114331603504 |
oct | 22140343105 |
9 | 6263485461 |
10 | 2441201221 |
11 | 1042aa3678 |
12 | 581678231 |
13 | 2cb9b3184 |
14 | 19230683b |
15 | e44b3d31 |
hex | 9181c645 |
2441201221 has 2 divisors, whose sum is σ = 2441201222. Its totient is φ = 2441201220.
The previous prime is 2441201201. The next prime is 2441201227. The reversal of 2441201221 is 1221021442.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2188836225 + 252364996 = 46785^2 + 15886^2 .
It is a cyclic number.
It is not a de Polignac number, because 2441201221 - 29 = 2441200709 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2441201227) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220600610 + 1220600611.
It is an arithmetic number, because the mean of its divisors is an integer number (1220600611).
Almost surely, 22441201221 is an apocalyptic number.
It is an amenable number.
2441201221 is a deficient number, since it is larger than the sum of its proper divisors (1).
2441201221 is an equidigital number, since it uses as much as digits as its factorization.
2441201221 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 256, while the sum is 19.
The square root of 2441201221 is about 49408.5136489654. The cubic root of 2441201221 is about 1346.4839866390.
Adding to 2441201221 its reverse (1221021442), we get a palindrome (3662222663).
The spelling of 2441201221 in words is "two billion, four hundred forty-one million, two hundred one thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •