Base | Representation |
---|---|
bin | 11100001110001101… |
… | …001011100111000101 |
3 | 2220012212122100201202 |
4 | 130032031023213011 |
5 | 444030043420100 |
6 | 21530540432245 |
7 | 2121640110155 |
oct | 341615134705 |
9 | 86185570652 |
10 | 30303107525 |
11 | 11940350219 |
12 | 5a58548685 |
13 | 2b1c110472 |
14 | 16767ca765 |
15 | bc554d7d5 |
hex | 70e34b9c5 |
30303107525 has 12 divisors (see below), whose sum is σ = 37585740192. Its totient is φ = 24236107440.
The previous prime is 30303107491. The next prime is 30303107573. The reversal of 30303107525 is 52570130303.
It is not a de Polignac number, because 30303107525 - 228 = 30034672069 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61367 + ... + 253716.
It is an arithmetic number, because the mean of its divisors is an integer number (3132145016).
Almost surely, 230303107525 is an apocalyptic number.
It is an amenable number.
30303107525 is a deficient number, since it is larger than the sum of its proper divisors (7282632667).
30303107525 is a wasteful number, since it uses less digits than its factorization.
30303107525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318940 (or 318935 counting only the distinct ones).
The product of its (nonzero) digits is 9450, while the sum is 29.
Adding to 30303107525 its reverse (52570130303), we get a palindrome (82873237828).
The spelling of 30303107525 in words is "thirty billion, three hundred three million, one hundred seven thousand, five hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •