Base | Representation |
---|---|
bin | 111011101101010… |
… | …0001010101111101 |
3 | 12011121211100102022 |
4 | 1313122201111331 |
5 | 13100340103041 |
6 | 530444405525 |
7 | 100434652631 |
oct | 16732412575 |
9 | 5147740368 |
10 | 2003441021 |
11 | 93898798a |
12 | 47ab468a5 |
13 | 25c0b067a |
14 | 150112dc1 |
15 | bad4224b |
hex | 776a157d |
2003441021 has 2 divisors, whose sum is σ = 2003441022. Its totient is φ = 2003441020.
The previous prime is 2003440963. The next prime is 2003441029. The reversal of 2003441021 is 1201443002.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1280637796 + 722803225 = 35786^2 + 26885^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2003441021 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2003441029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001720510 + 1001720511.
It is an arithmetic number, because the mean of its divisors is an integer number (1001720511).
Almost surely, 22003441021 is an apocalyptic number.
It is an amenable number.
2003441021 is a deficient number, since it is larger than the sum of its proper divisors (1).
2003441021 is an equidigital number, since it uses as much as digits as its factorization.
2003441021 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 2003441021 is about 44759.8148007786. The cubic root of 2003441021 is about 1260.6432050264.
Adding to 2003441021 its reverse (1201443002), we get a palindrome (3204884023).
The spelling of 2003441021 in words is "two billion, three million, four hundred forty-one thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •