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8480518009 = 23360296037
BaseRepresentation
bin1111110010111101…
…00110111101111001
3210220000120221200121
413321132212331321
5114332003034014
63521302533241
7420104133205
oct77136467571
923800527617
108480518009
113662038777
121788137221
13a51c667c2
145a642bb05
153497b6124
hex1f97a6f79

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".

Divisors: 1 233 6029 6037 1404757 1406621 36397073 8480518009