809968985 is an odd 9-digits composite number following 809968984
and preceding 809968986 . In scientific notation, it is written as 8.09968985 × 10^8.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 532304640 positive integers (up to 809968985) that are relatively prime to 809968985.
809968985 has 8 divisors, whose sum is 816742080
The reverse of 809968985 is 589869908
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 62
Digital Root 8
Name
eight hundred nine million nine hundred sixty-eight thousand nine hundred eighty-five
Scientific notation
8.09968985 × 10^8
Engineering notation
8.09968985 × 10^6
Prime Factorization
1015 × 139 × 5741
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
809968985
Product of the distinct prime numbers
The prime factorization of 809968985 is 1015 × 139 × 5741.
Since it has a total of 3 prime factors.
9 , 2 , 22 , 66 , 268 , 903 , 8443 , 7568 , 17091 , 75704 , 199417 , 672363 , 9368785 , 6851289 , 38869334 , 74755480 , 6740555 , 92102345 , 2151652589 , 8206235398
n×2
1619937970
n×3
2429906955
n×4
3239875940
n×5
4049844925
n÷2
404984492.5
n÷3
269989661.66667
n÷3
202492246.25
n÷5
161993797
n2
656049756661930225
n3
5.3137995551296E+26
n4
4.3040128321618E+35
n5
3.4861169050931E+44
2 √n
28459.95405829
3 √n
932.15785400267
4 √n
168.70078262501
5 √n
60.491405854507
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-809968984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 809968985 can be divided by 8 positive divisors.
The sum of these divisors (counting 809968985) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000010001110010010101011001
3
Ternary
2002110002200120022
4
Quaternary
300101302111121
5
Quinary
3124323001420
6
Senary
212212240225
8
Octal
6021622531
10
Decimal
809968985
12
Duodecimal
1a7310075
16
Hexadecimal
30472559
20
Vigesimal
cd26295
36
Base36
de8g2h
md5
bb17036ff7170169bb51e87e71cc4337
sha1
a6d5ff984fefc037d86ab6141e7dab61c1901863
sha256
523be3b1bee245ddd64bb612a5ab99f617022dea0984f6003158761e8a5336e2
sha512
34b85f23bb17ab3e930cac8aef2d34c4fbbd5d0a44555355ced6f52e41904359ec19b95938569091e51d76011b578f34c022447ee857f30d0e3e68bf99a5deee
ripemd-160
f3d677e91a033f212952c2c3fb04963cc0d215d6
Diameter
1619937970
Circumference
5089185225.8232
Area
2.0610410959185E+18
Volume
2.2258391526725E+27
Surface area
8.244164383674E+18
Circumference
5089185225.8232
Perimeter
3239875940
Area
656049756661930225
Diagonal
1145469123.6886
Surface area
3936298539971581350
Volume
5.3137995551296E+26
Space diagonal
1402907434.575
Perimeter
2429906955
Area
2.8407787770792E+17
Altitude
701453717.2875
Surface area
2.8407787770792E+17
Volume
6.2623728321637E+25
Height
381823041.22952