Base | Representation |
---|---|
bin | 1100010110100101101… |
… | …0110001001000111000 |
3 | 202021210010011202001022 |
4 | 3011221122301020320 |
5 | 11434112314202300 |
6 | 241254330242012 |
7 | 21222026265536 |
oct | 3055132611070 |
9 | 667703152038 |
10 | 212222022200 |
11 | 820038873a1 |
12 | 35168886308 |
13 | 1702147b986 |
14 | a3b33b5156 |
15 | 57c144e285 |
hex | 31696b1238 |
212222022200 has 48 divisors (see below), whose sum is σ = 493463022000. Its totient is φ = 84880753920.
The previous prime is 212222022157. The next prime is 212222022227. The reversal of 212222022200 is 2220222212.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2347436 + ... + 2436164.
It is an arithmetic number, because the mean of its divisors is an integer number (10280479625).
Almost surely, 2212222022200 is an apocalyptic number.
212222022200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212222022200 is an abundant number, since it is smaller than the sum of its proper divisors (281240999800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212222022200 is a wasteful number, since it uses less digits than its factorization.
212222022200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100704 (or 100695 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 17.
Adding to 212222022200 its reverse (2220222212), we get a palindrome (214442244412).
The spelling of 212222022200 in words is "two hundred twelve billion, two hundred twenty-two million, twenty-two thousand, two hundred".
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