Base | Representation |
---|---|
bin | 10100111001100001… |
… | …11110101111110011 |
3 | 1001221221110002020010 |
4 | 22130300332233303 |
5 | 140434311121321 |
6 | 5053203550003 |
7 | 545020412121 |
oct | 123460765763 |
9 | 31857402203 |
10 | 11220020211 |
11 | 4838455284 |
12 | 221168b303 |
13 | 109a6a131a |
14 | 7861c4911 |
15 | 45a050676 |
hex | 29cc3ebf3 |
11220020211 has 8 divisors (see below), whose sum is σ = 15164959120. Its totient is φ = 7377547392.
The previous prime is 11220020197. The next prime is 11220020219. The reversal of 11220020211 is 11202002211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 11220020211 - 219 = 11219495923 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11220020219) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25616266 + ... + 25616703.
It is an arithmetic number, because the mean of its divisors is an integer number (1895619890).
Almost surely, 211220020211 is an apocalyptic number.
11220020211 is a deficient number, since it is larger than the sum of its proper divisors (3944938909).
11220020211 is an equidigital number, since it uses as much as digits as its factorization.
11220020211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51233045.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 11220020211 its reverse (11202002211), we get a palindrome (22422022422).
The spelling of 11220020211 in words is "eleven billion, two hundred twenty million, twenty thousand, two hundred eleven".
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