Base | Representation |
---|---|
bin | 11000001100111… |
… | …11111110101001 |
3 | 112011001000101222 |
4 | 30012133332221 |
5 | 403433433231 |
6 | 32051351425 |
7 | 5013505325 |
oct | 1406377651 |
9 | 464030358 |
10 | 203030441 |
11 | a4672859 |
12 | 57bb2575 |
13 | 330a8773 |
14 | 1cd70985 |
15 | 12c5727b |
hex | c19ffa9 |
203030441 has 4 divisors (see below), whose sum is σ = 203683584. Its totient is φ = 202377300.
The previous prime is 203030437. The next prime is 203030461. The reversal of 203030441 is 144030302.
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 203030441 - 22 = 203030437 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (203030411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326105 + ... + 326726.
It is an arithmetic number, because the mean of its divisors is an integer number (50920896).
Almost surely, 2203030441 is an apocalyptic number.
It is an amenable number.
203030441 is a deficient number, since it is larger than the sum of its proper divisors (653143).
203030441 is an equidigital number, since it uses as much as digits as its factorization.
203030441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 653142.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 203030441 is about 14248.8750784053. The cubic root of 203030441 is about 587.7424414207.
Adding to 203030441 its reverse (144030302), we get a palindrome (347060743).
The spelling of 203030441 in words is "two hundred three million, thirty thousand, four hundred forty-one".
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