Base | Representation |
---|---|
bin | 1100010110001000110… |
… | …1110111100110110111 |
3 | 202021110200211100120112 |
4 | 3011202031313212313 |
5 | 11433340401402221 |
6 | 241234332453235 |
7 | 21216031312250 |
oct | 3054215674667 |
9 | 667420740515 |
10 | 212101200311 |
11 | 81a516640a0 |
12 | 3513431a21b |
13 | 17002427930 |
14 | a3a1323b27 |
15 | 57b5a3515b |
hex | 31623779b7 |
212101200311 has 48 divisors (see below), whose sum is σ = 300556988928. Its totient is φ = 144530568000.
The previous prime is 212101200271. The next prime is 212101200323. The reversal of 212101200311 is 113002101212.
It is a de Polignac number, because none of the positive numbers 2k-212101200311 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212101200371) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 67886 + ... + 654836.
It is an arithmetic number, because the mean of its divisors is an integer number (6261603936).
Almost surely, 2212101200311 is an apocalyptic number.
212101200311 is a deficient number, since it is larger than the sum of its proper divisors (88455788617).
212101200311 is a wasteful number, since it uses less digits than its factorization.
212101200311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 587020 (or 587001 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 212101200311 its reverse (113002101212), we get a palindrome (325103301523).
Subtracting from 212101200311 its reverse (113002101212), we obtain a palindrome (99099099099).
The spelling of 212101200311 in words is "two hundred twelve billion, one hundred one million, two hundred thousand, three hundred eleven".
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