Base | Representation |
---|---|
bin | 11001010001101… |
… | …01101011001101 |
3 | 112202222100111122 |
4 | 30220311223031 |
5 | 413240012310 |
6 | 33012330325 |
7 | 5153146460 |
oct | 1450655315 |
9 | 482870448 |
10 | 212032205 |
11 | a9760a30 |
12 | 5b0139a5 |
13 | 34c0ab58 |
14 | 202352d7 |
15 | 13934555 |
hex | ca35acd |
212032205 has 16 divisors (see below), whose sum is σ = 317222784. Its totient is φ = 132175680.
The previous prime is 212032201. The next prime is 212032213. The reversal of 212032205 is 502230212.
It is not a de Polignac number, because 212032205 - 22 = 212032201 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212032201) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274982 + ... + 275751.
It is an arithmetic number, because the mean of its divisors is an integer number (19826424).
Almost surely, 2212032205 is an apocalyptic number.
It is an amenable number.
212032205 is a deficient number, since it is larger than the sum of its proper divisors (105190579).
212032205 is a wasteful number, since it uses less digits than its factorization.
212032205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 550756.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 212032205 is about 14561.3256608044. The cubic root of 212032205 is about 596.3033876077.
Adding to 212032205 its reverse (502230212), we get a palindrome (714262417).
The spelling of 212032205 in words is "two hundred twelve million, thirty-two thousand, two hundred five".
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