Base | Representation |
---|---|
bin | 11000100100101… |
… | …11011110110001 |
3 | 112100220001210020 |
4 | 30102113132301 |
5 | 410233010421 |
6 | 32242154053 |
7 | 5052113136 |
oct | 1422273661 |
9 | 470801706 |
10 | 206141361 |
11 | a63a8068 |
12 | 59052929 |
13 | 3392774a |
14 | 1d54058d |
15 | 1316ddc6 |
hex | c4977b1 |
206141361 has 4 divisors (see below), whose sum is σ = 274855152. Its totient is φ = 137427572.
The previous prime is 206141359. The next prime is 206141381. The reversal of 206141361 is 163141602.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 206141361 - 21 = 206141359 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (206141311) 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, 34356891 + ... + 34356896.
It is an arithmetic number, because the mean of its divisors is an integer number (68713788).
Almost surely, 2206141361 is an apocalyptic number.
It is an amenable number.
206141361 is a deficient number, since it is larger than the sum of its proper divisors (68713791).
206141361 is an equidigital number, since it uses as much as digits as its factorization.
206141361 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68713790.
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 206141361 is about 14357.6237936505. The cubic root of 206141361 is about 590.7291196524.
Adding to 206141361 its reverse (163141602), we get a palindrome (369282963).
The spelling of 206141361 in words is "two hundred six million, one hundred forty-one thousand, three hundred sixty-one".
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