Base | Representation |
---|---|
bin | 100111101001011… |
… | …0100010101010101 |
3 | 10102201020220211002 |
4 | 1033102310111111 |
5 | 10211031124023 |
6 | 340001353045 |
7 | 44652433622 |
oct | 11722642525 |
9 | 3381226732 |
10 | 1330333013 |
11 | 622a35979 |
12 | 311638785 |
13 | 1827c86c9 |
14 | c8979349 |
15 | 7bbd2b28 |
hex | 4f4b4555 |
1330333013 has 6 divisors (see below), whose sum is σ = 1404036054. Its totient is φ = 1260315144.
The previous prime is 1330332989. The next prime is 1330333021. The reversal of 1330333013 is 3103330331.
It can be written as a sum of positive squares in only one way, i.e., 1251602884 + 78730129 = 35378^2 + 8873^2 .
It is a de Polignac number, because none of the positive numbers 2k-1330333013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1330333513) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1842206 + ... + 1842927.
It is an arithmetic number, because the mean of its divisors is an integer number (234006009).
Almost surely, 21330333013 is an apocalyptic number.
It is an amenable number.
1330333013 is a deficient number, since it is larger than the sum of its proper divisors (73703041).
1330333013 is an equidigital number, since it uses as much as digits as its factorization.
1330333013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3685171 (or 3685152 counting only the distinct ones).
The product of its (nonzero) digits is 729, while the sum is 20.
The square root of 1330333013 is about 36473.7304508327. The cubic root of 1330333013 is about 1099.8162263240.
Adding to 1330333013 its reverse (3103330331), we get a palindrome (4433663344).
The spelling of 1330333013 in words is "one billion, three hundred thirty million, three hundred thirty-three thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •