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8006820708 = 2231973338183
BaseRepresentation
bin1110111010011111…
…00110001101100100
3202200000020122011010
413131033212031210
5112344221230313
63402301542220
7402262565415
oct73517461544
922600218133
108006820708
1134397069a7
121675574970
139a7a90843
1455d56180c
1531cde64c3
hex1dd3e6364

8006820708 has 24 divisors (see below), whose sum is σ = 18692106048. Its totient is φ = 2667579616.

The previous prime is 8006820707. The next prime is 8006820749. The reversal of 8006820708 is 8070286008.

It is not an unprimeable number, because it can be changed into a prime (8006820707) 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 7 ways as a sum of consecutive naturals, for example, 145416 + ... + 192767.

It is an arithmetic number, because the mean of its divisors is an integer number (778837752).

Almost surely, 28006820708 is an apocalyptic number.

It is an amenable number.

8006820708 is an abundant number, since it is smaller than the sum of its proper divisors (10685285340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8006820708 is a wasteful number, since it uses less digits than its factorization.

8006820708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340163 (or 340161 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 39.

The square root of 8006820708 is about 89480.8398932419. The cubic root of 8006820708 is about 2000.5682308749.

The spelling of 8006820708 in words is "eight billion, six million, eight hundred twenty thousand, seven hundred eight".

Divisors: 1 2 3 4 6 12 1973 3946 5919 7892 11838 23676 338183 676366 1014549 1352732 2029098 4058196 667235059 1334470118 2001705177 2668940236 4003410354 8006820708