Base | Representation |
---|---|
bin | 11000011100111… |
… | …00101101100011 |
3 | 112021221212210122 |
4 | 30032130231203 |
5 | 410002123321 |
6 | 32204150455 |
7 | 5040304421 |
oct | 1416345543 |
9 | 467855718 |
10 | 205114211 |
11 | a5866385 |
12 | 5883842b |
13 | 33658073 |
14 | 1d354111 |
15 | 130198ab |
hex | c39cb63 |
205114211 has 4 divisors (see below), whose sum is σ = 205310424. Its totient is φ = 204918000.
The previous prime is 205114183. The next prime is 205114213. The reversal of 205114211 is 112411502.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 205114211 - 210 = 205113187 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 205114211.
It is not an unprimeable number, because it can be changed into a prime (205114213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96530 + ... + 98631.
It is an arithmetic number, because the mean of its divisors is an integer number (51327606).
Almost surely, 2205114211 is an apocalyptic number.
205114211 is a deficient number, since it is larger than the sum of its proper divisors (196213).
205114211 is a wasteful number, since it uses less digits than its factorization.
205114211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196212.
The product of its (nonzero) digits is 80, while the sum is 17.
The square root of 205114211 is about 14321.8089290424. The cubic root of 205114211 is about 589.7463345050.
Adding to 205114211 its reverse (112411502), we get a palindrome (317525713).
The spelling of 205114211 in words is "two hundred five million, one hundred fourteen thousand, two hundred eleven".
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