Base | Representation |
---|---|
bin | 100000001011001011000… |
… | …111110101101101011001 |
3 | 21211101000212010100201011 |
4 | 200023023013311231121 |
5 | 242211132340114433 |
6 | 4411421245453521 |
7 | 315512106402502 |
oct | 40131307655531 |
9 | 7741025110634 |
10 | 2211021019993 |
11 | 7827637a7475 |
12 | 2b86165712a1 |
13 | 130662c5a646 |
14 | 7902a553ba9 |
15 | 3c7a8c943cd |
hex | 202cb1f5b59 |
2211021019993 has 2 divisors, whose sum is σ = 2211021019994. Its totient is φ = 2211021019992.
The previous prime is 2211021019967. The next prime is 2211021020003. The reversal of 2211021019993 is 3999101201122.
2211021019993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1695328994304 + 515692025689 = 1302048^2 + 718117^2 .
It is a cyclic number.
It is not a de Polignac number, because 2211021019993 - 233 = 2202431085401 is a prime.
It is a super-2 number, since 2×22110210199932 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2211021019903) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105510509996 + 1105510509997.
It is an arithmetic number, because the mean of its divisors is an integer number (1105510509997).
Almost surely, 22211021019993 is an apocalyptic number.
It is an amenable number.
2211021019993 is a deficient number, since it is larger than the sum of its proper divisors (1).
2211021019993 is an equidigital number, since it uses as much as digits as its factorization.
2211021019993 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 17496, while the sum is 40.
The spelling of 2211021019993 in words is "two trillion, two hundred eleven billion, twenty-one million, nineteen thousand, nine hundred ninety-three".
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