Search a number
-
+
6806827008 = 21233611009
BaseRepresentation
bin1100101011011011…
…11111000000000000
3122120101020122021000
412111231333000000
5102420021431013
63043233532000
7330452034462
oct62555770000
918511218230
106806827008
112983304973
12139b714000
1384629c1b7
14488034132
1529c8ac973
hex195b7f000

6806827008 has 208 divisors, whose sum is σ = 20516816800. Its totient is φ = 2229534720.

The previous prime is 6806827003. The next prime is 6806827009. The reversal of 6806827008 is 8007286086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6806827003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6745608 + ... + 6746616.

Almost surely, 26806827008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6806827008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10258408400).

6806827008 is an abundant number, since it is smaller than the sum of its proper divisors (13709989792).

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

6806827008 is a wasteful number, since it uses less digits than its factorization.

6806827008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103 (or 1075 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 6806827008 is about 82503.4969440690. The cubic root of 6806827008 is about 1895.1702826864.

The spelling of 6806827008 in words is "six billion, eight hundred six million, eight hundred twenty-seven thousand, eight".