Base | Representation |
---|---|
bin | 1001001100001111110010… |
… | …01001101101100000111011 |
3 | 2122120020201010010022211222 |
4 | 10212013321021231200323 |
5 | 10122123134301401222 |
6 | 110553133135342255 |
7 | 4154161142341466 |
oct | 446077111554073 |
9 | 78506633108758 |
10 | 20212001200187 |
11 | 649295282a5a5 |
12 | 232527a38198b |
13 | b37ca2a97aa4 |
14 | 4dc3a21902dd |
15 | 250b61c16542 |
hex | 1261f926d83b |
20212001200187 has 2 divisors, whose sum is σ = 20212001200188. Its totient is φ = 20212001200186.
The previous prime is 20212001200129. The next prime is 20212001200229. The reversal of 20212001200187 is 78100210021202.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 20212001200187 - 28 = 20212001199931 is a prime.
It is not a weakly prime, because it can be changed into another prime (20212001200487) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106000600093 + 10106000600094.
It is an arithmetic number, because the mean of its divisors is an integer number (10106000600094).
Almost surely, 220212001200187 is an apocalyptic number.
20212001200187 is a deficient number, since it is larger than the sum of its proper divisors (1).
20212001200187 is an equidigital number, since it uses as much as digits as its factorization.
20212001200187 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 896, while the sum is 26.
Adding to 20212001200187 its reverse (78100210021202), we get a palindrome (98312211221389).
The spelling of 20212001200187 in words is "twenty trillion, two hundred twelve billion, one million, two hundred thousand, one hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •