Base | Representation |
---|---|
bin | 11000010100111… |
… | …10000100100001 |
3 | 112012222220001122 |
4 | 30022132010201 |
5 | 404220234301 |
6 | 32125542025 |
7 | 5025401525 |
oct | 1412360441 |
9 | 465886048 |
10 | 204071201 |
11 | a5213794 |
12 | 58414915 |
13 | 333813b9 |
14 | 1d161d85 |
15 | 12db081b |
hex | c29e121 |
204071201 has 4 divisors (see below), whose sum is σ = 204830100. Its totient is φ = 203312304.
The previous prime is 204071167. The next prime is 204071221. The reversal of 204071201 is 102170402.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102170402 = 2 ⋅51085201.
It can be written as a sum of positive squares in 2 ways, for example, as 104550625 + 99520576 = 10225^2 + 9976^2 .
It is a cyclic number.
It is not a de Polignac number, because 204071201 - 210 = 204070177 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 204071201.
It is not an unprimeable number, because it can be changed into a prime (204071221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379046 + ... + 379583.
It is an arithmetic number, because the mean of its divisors is an integer number (51207525).
Almost surely, 2204071201 is an apocalyptic number.
It is an amenable number.
204071201 is a deficient number, since it is larger than the sum of its proper divisors (758899).
204071201 is an equidigital number, since it uses as much as digits as its factorization.
204071201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 758898.
The product of its (nonzero) digits is 112, while the sum is 17.
The square root of 204071201 is about 14285.3491731914. The cubic root of 204071201 is about 588.7450112346.
The spelling of 204071201 in words is "two hundred four million, seventy-one thousand, two hundred one".
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