Base | Representation |
---|---|
bin | 1100010110001001110… |
… | …0110011101011110110 |
3 | 202021110222012022110002 |
4 | 3011202130303223312 |
5 | 11433342402211111 |
6 | 241234552431302 |
7 | 21216106512401 |
oct | 3054234635366 |
9 | 667428168402 |
10 | 212105116406 |
11 | 81a53899337 |
12 | 351356a8532 |
13 | 17003199251 |
14 | a3a1a62d38 |
15 | 57b605a63b |
hex | 3162733af6 |
212105116406 has 16 divisors (see below), whose sum is σ = 320757719040. Its totient is φ = 105186742440.
The previous prime is 212105116393. The next prime is 212105116411. The reversal of 212105116406 is 604611501212.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276875 + ... + 707721.
It is an arithmetic number, because the mean of its divisors is an integer number (20047357440).
Almost surely, 2212105116406 is an apocalyptic number.
212105116406 is a deficient number, since it is larger than the sum of its proper divisors (108652602634).
212105116406 is a wasteful number, since it uses less digits than its factorization.
212105116406 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 432859.
The product of its (nonzero) digits is 2880, while the sum is 29.
Adding to 212105116406 its reverse (604611501212), we get a palindrome (816716617618).
The spelling of 212105116406 in words is "two hundred twelve billion, one hundred five million, one hundred sixteen thousand, four hundred six".
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