Search a number
-
+
6808043500 = 225318175227
BaseRepresentation
bin1100101011100101…
…00111111111101100
3122120110112102222021
412111302213333230
5102420324343000
63043315555524
7330465262216
oct62562477754
918513472867
106808043500
112983a65935
12139bbbbba4
13846606b0b
1448826d5b6
1529ca4d11a
hex195ca7fec

6808043500 has 48 divisors (see below), whose sum is σ = 14951113632. Its totient is φ = 2708136000.

The previous prime is 6808043477. The next prime is 6808043507. The reversal of 6808043500 is 53408086.

It is not an unprimeable number, because it can be changed into a prime (6808043507) 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, 52887 + ... + 128113.

It is an arithmetic number, because the mean of its divisors is an integer number (311481534).

Almost surely, 26808043500 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 6808043500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7475556816).

6808043500 is an abundant number, since it is smaller than the sum of its proper divisors (8143070132).

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

6808043500 is a wasteful number, since it uses less digits than its factorization.

6808043500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75427 (or 75415 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 6808043500 is about 82510.8689810015. The cubic root of 6808043500 is about 1895.2831753336.

The spelling of 6808043500 in words is "six billion, eight hundred eight million, forty-three thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 181 250 362 500 724 905 1810 3620 4525 9050 18100 22625 45250 75227 90500 150454 300908 376135 752270 1504540 1880675 3761350 7522700 9403375 13616087 18806750 27232174 37613500 54464348 68080435 136160870 272321740 340402175 680804350 1361608700 1702010875 3404021750 6808043500