Base | Representation |
---|---|
bin | 11100010110100110… |
… | …110011110000100111 |
3 | 2220120200211122021101 |
4 | 130112212303300213 |
5 | 444322133341203 |
6 | 21552533300531 |
7 | 2125301045512 |
oct | 342646636047 |
9 | 86520748241 |
10 | 30444043303 |
11 | 11a02961373 |
12 | 5a97794747 |
13 | 2b4238770b |
14 | 168b3d5d79 |
15 | bd2adc41d |
hex | 7169b3c27 |
30444043303 has 4 divisors (see below), whose sum is σ = 31426109248. Its totient is φ = 29461977360.
The previous prime is 30444043243. The next prime is 30444043319. The reversal of 30444043303 is 30334044403.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30444043303 - 233 = 21854108711 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 (30444043103) 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 in 3 ways as a sum of consecutive naturals, for example, 491032926 + ... + 491032987.
It is an arithmetic number, because the mean of its divisors is an integer number (7856527312).
Almost surely, 230444043303 is an apocalyptic number.
30444043303 is a deficient number, since it is larger than the sum of its proper divisors (982065945).
30444043303 is an equidigital number, since it uses as much as digits as its factorization.
30444043303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 982065944.
The product of its (nonzero) digits is 20736, while the sum is 28.
Adding to 30444043303 its reverse (30334044403), we get a palindrome (60778087706).
It can be divided in two parts, 304440 and 43303, that added together give a palindrome (347743).
The spelling of 30444043303 in words is "thirty billion, four hundred forty-four million, forty-three thousand, three hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •