Base | Representation |
---|---|
bin | 10111110111011… |
… | …11111011110001 |
3 | 111221201211112000 |
4 | 23323233323301 |
5 | 402223242314 |
6 | 31511124213 |
7 | 4650530031 |
oct | 1373577361 |
9 | 457654460 |
10 | 200212209 |
11 | a301843a |
12 | 57073669 |
13 | 3262ca82 |
14 | 1c8398c1 |
15 | 1289c209 |
hex | beefef1 |
200212209 has 32 divisors (see below), whose sum is σ = 303056640. Its totient is φ = 130605696.
The previous prime is 200212163. The next prime is 200212223. The reversal of 200212209 is 902212002.
It is not a de Polignac number, because 200212209 - 217 = 200081137 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 200212191 and 200212200.
It is not an unprimeable number, because it can be changed into a prime (200212249) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 309124 + ... + 309770.
It is an arithmetic number, because the mean of its divisors is an integer number (9470520).
Almost surely, 2200212209 is an apocalyptic number.
It is an amenable number.
200212209 is a deficient number, since it is larger than the sum of its proper divisors (102844431).
200212209 is a wasteful number, since it uses less digits than its factorization.
200212209 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 886 (or 880 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 200212209 is about 14149.6363557513. The cubic root of 200212209 is about 585.0103088256.
The spelling of 200212209 in words is "two hundred million, two hundred twelve thousand, two hundred nine".
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