Base | Representation |
---|---|
bin | 1100010110111111011… |
… | …0101101011001001011 |
3 | 202022001122101002201101 |
4 | 3011233312231121023 |
5 | 11434322440311222 |
6 | 241313145002231 |
7 | 21224510210401 |
oct | 3055766553113 |
9 | 668048332641 |
10 | 212330010187 |
11 | 82059834369 |
12 | 35198a83377 |
13 | 1703a95b2a9 |
14 | a3c3885471 |
15 | 57cab80927 |
hex | 316fdad64b |
212330010187 has 2 divisors, whose sum is σ = 212330010188. Its totient is φ = 212330010186.
The previous prime is 212330010131. The next prime is 212330010197. The reversal of 212330010187 is 781010033212.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 212330010187 - 27 = 212330010059 is a prime.
It is not a weakly prime, because it can be changed into another prime (212330010197) 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, 106165005093 + 106165005094.
It is an arithmetic number, because the mean of its divisors is an integer number (106165005094).
Almost surely, 2212330010187 is an apocalyptic number.
212330010187 is a deficient number, since it is larger than the sum of its proper divisors (1).
212330010187 is an equidigital number, since it uses as much as digits as its factorization.
212330010187 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2016, while the sum is 28.
Adding to 212330010187 its reverse (781010033212), we get a palindrome (993340043399).
The spelling of 212330010187 in words is "two hundred twelve billion, three hundred thirty million, ten thousand, one hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •