Base | Representation |
---|---|
bin | 11101011010010100001… |
… | …001101100111000000001 |
3 | 21011012212100020011222212 |
4 | 131122110021230320001 |
5 | 231103223232401233 |
6 | 4144253444111505 |
7 | 266010146146523 |
oct | 35322411547001 |
9 | 7135770204885 |
10 | 2021120200193 |
11 | 70a174731896 |
12 | 287859095595 |
13 | 11878b043253 |
14 | 6db73851a13 |
15 | 3789226ea48 |
hex | 1d69426ce01 |
2021120200193 has 2 divisors, whose sum is σ = 2021120200194. Its totient is φ = 2021120200192.
The previous prime is 2021120200171. The next prime is 2021120200213. The reversal of 2021120200193 is 3910020211202.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1594883574769 + 426236625424 = 1262887^2 + 652868^2 .
It is a cyclic number.
It is not a de Polignac number, because 2021120200193 - 226 = 2021053091329 is a prime.
It is not a weakly prime, because it can be changed into another prime (2021120200123) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010560100096 + 1010560100097.
It is an arithmetic number, because the mean of its divisors is an integer number (1010560100097).
Almost surely, 22021120200193 is an apocalyptic number.
It is an amenable number.
2021120200193 is a deficient number, since it is larger than the sum of its proper divisors (1).
2021120200193 is an equidigital number, since it uses as much as digits as its factorization.
2021120200193 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 23.
Adding to 2021120200193 its reverse (3910020211202), we get a palindrome (5931140411395).
The spelling of 2021120200193 in words is "two trillion, twenty-one billion, one hundred twenty million, two hundred thousand, one hundred ninety-three".
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