809968385 is an odd 9-digits composite number following 809968384
and preceding 809968386 . In scientific notation, it is written as 8.09968385 × 10^8.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 613870704 positive integers (up to 809968385) that are relatively prime to 809968385.
809968385 has 8 divisors, whose sum is 1023118080
The reverse of 809968385 is 583869908
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 56
Digital Root 2
Name
eight hundred nine million nine hundred sixty-eight thousand three hundred eighty-five
Scientific notation
8.09968385 × 10^8
Engineering notation
8.09968385 × 10^6
Prime Factorization
5 × 19 × 8525983
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
809968385
Product of the distinct prime numbers
The prime factorization of 809968385 is 5 × 19 × 8525983.
Since it has a total of 3 prime factors.
2 , 2 , 71 , 40 , 697 , 684 , 7653 , 5679 , 7160 , 21559 , 833402 , 885810 , 6207038 , 7970342 , 75797840 , 30427568 , 737570361 , 804566936 , 881703400 , 7823888402
n×2
1619936770
n×3
2429905155
n×4
3239873540
n×5
4049841925
n÷2
404984192.5
n÷3
269989461.66667
n÷3
202492096.25
n÷5
161993677
n2
656048784699508225
n3
5.3137877462427E+26
n4
4.304000079057E+35
n5
3.4861039930737E+44
2 √n
28459.943517161
3 √n
932.15762383137
4 √n
168.70075138292
5 √n
60.491396892472
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
-809968384
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 809968385 can be divided by 8 positive divisors.
The sum of these divisors (counting 809968385) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000010001110010001100000001
3
Ternary
2002110002122202002
4
Quaternary
300101302030001
5
Quinary
3124322442020
6
Senary
212212233345
8
Octal
6021621401
10
Decimal
809968385
12
Duodecimal
1a730b855
16
Hexadecimal
30472301
20
Vigesimal
cd260j5
36
Base36
de8flt
md5
814481f4f9197b464eebb8fb905275bc
sha1
a4eb1900e5776b4bc612d151fb2083e38d8ef4d1
sha256
9597bf04951ea129825c16b07c5be9bc753405bc682fbb275663b4beaf491d01
sha512
f82e061a6a97cdf49f85f0f8eb6bae2c5eb3f46a6586d8480a3e7739b625f0d26834eed05e1e72da2a70527b5b68c90c9d89d0bda6616b1fb3c9eccab6218f23
ripemd-160
92c6f28ebf7300660b80465feaaf3355ab0aaed8
Diameter
1619936770
Circumference
5089181455.912
Area
2.0610380424085E+18
Volume
2.2258342061776E+27
Surface area
8.2441521696339E+18
Circumference
5089181455.912
Perimeter
3239873540
Area
656048784699508225
Diagonal
1145468275.1604
Surface area
3936292708197049350
Volume
5.3137877462427E+26
Space diagonal
1402906395.3445
Perimeter
2429905155
Area
2.8407745683584E+17
Altitude
701453197.67225
Surface area
2.8407745683584E+17
Volume
6.262358915257E+25
Height
381822758.38681