Base | Representation |
---|---|
bin | 1111110010111101… |
… | …00110111101111001 |
3 | 210220000120221200121 |
4 | 13321132212331321 |
5 | 114332003034014 |
6 | 3521302533241 |
7 | 420104133205 |
oct | 77136467571 |
9 | 23800527617 |
10 | 8480518009 |
11 | 3662038777 |
12 | 1788137221 |
13 | a51c667c2 |
14 | 5a642bb05 |
15 | 3497b6124 |
hex | 1f97a6f79 |
8480518009 has 8 divisors (see below), whose sum is σ = 8519738760. Its totient is φ = 8441321856.
The previous prime is 8480518003. The next prime is 8480518027. The reversal of 8480518009 is 9008150848.
It can be written as a sum of positive squares in 4 ways, for example, as 912040000 + 7568478009 = 30200^2 + 86997^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 8480518009 - 25 = 8480517977 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8480518003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1401739 + ... + 1407775.
It is an arithmetic number, because the mean of its divisors is an integer number (1064967345).
Almost surely, 28480518009 is an apocalyptic number.
It is an amenable number.
8480518009 is a deficient number, since it is larger than the sum of its proper divisors (39220751).
8480518009 is a wasteful number, since it uses less digits than its factorization.
8480518009 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12299.
The product of its (nonzero) digits is 92160, while the sum is 43.
The square root of 8480518009 is about 92089.7280319580. The cubic root of 8480518009 is about 2039.2671666891.
The spelling of 8480518009 in words is "eight billion, four hundred eighty million, five hundred eighteen thousand, nine".
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