Base | Representation |
---|---|
bin | 110111111111011111… |
… | …1101011000010111011 |
3 | 102111100212221201120121 |
4 | 1233332333223002323 |
5 | 3432224002034433 |
6 | 131123304034111 |
7 | 11454500005534 |
oct | 1577677530273 |
9 | 374325851517 |
10 | 120242221243 |
11 | 46aa3665571 |
12 | 1b378a62937 |
13 | b453435251 |
14 | 5b6959968b |
15 | 31db39ec2d |
hex | 1bfefeb0bb |
120242221243 has 2 divisors, whose sum is σ = 120242221244. Its totient is φ = 120242221242.
The previous prime is 120242221129. The next prime is 120242221247. The reversal of 120242221243 is 342122242021.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 120242221243 - 233 = 111652286651 is a prime.
It is not a weakly prime, because it can be changed into another prime (120242221247) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60121110621 + 60121110622.
It is an arithmetic number, because the mean of its divisors is an integer number (60121110622).
Almost surely, 2120242221243 is an apocalyptic number.
120242221243 is a deficient number, since it is larger than the sum of its proper divisors (1).
120242221243 is an equidigital number, since it uses as much as digits as its factorization.
120242221243 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 120242221243 its reverse (342122242021), we get a palindrome (462364463264).
The spelling of 120242221243 in words is "one hundred twenty billion, two hundred forty-two million, two hundred twenty-one thousand, two hundred forty-three".
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