Base | Representation |
---|---|
bin | 10000111001010111… |
… | …11111100001111001 |
3 | 212102012010011220021 |
4 | 20130223333201321 |
5 | 122034213312144 |
6 | 4100043530441 |
7 | 440536113631 |
oct | 103453774171 |
9 | 25365104807 |
10 | 9071229049 |
11 | 3935521713 |
12 | 1911b29a21 |
13 | b1745c36c |
14 | 620a776c1 |
15 | 38159b884 |
hex | 21caff879 |
9071229049 has 27 divisors (see below), whose sum is σ = 9816894157. Its totient is φ = 8381384000.
The previous prime is 9071229017. The next prime is 9071229059. The reversal of 9071229049 is 9409221709.
The square root of 9071229049 is 95243.
It is a perfect power (a square), and thus also a powerful number.
9071229049 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 4380649 + 9066848400 = 2093^2 + 95220^2 .
It is not a de Polignac number, because 9071229049 - 25 = 9071229017 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 9071228996 and 9071229014.
It is not an unprimeable number, because it can be changed into a prime (9071229059) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 89814099 + ... + 89814199.
Almost surely, 29071229049 is an apocalyptic number.
9071229049 is the 95243-rd square number.
9071229049 is the 47622-nd centered octagonal number.
It is an amenable number.
9071229049 is a deficient number, since it is larger than the sum of its proper divisors (745665108).
9071229049 is an equidigital number, since it uses as much as digits as its factorization.
9071229049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 330 (or 165 counting only the distinct ones).
The product of its (nonzero) digits is 81648, while the sum is 43.
The cubic root of 9071229049 is about 2085.5569057561.
The spelling of 9071229049 in words is "nine billion, seventy-one million, two hundred twenty-nine thousand, forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •