2009805 is an odd 7-digits composite number following 2009804
and preceding 2009806 . In scientific notation, it is written as 2.009805 × 10^6.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 918720 positive integers (up to 2009805) that are relatively prime to 2009805.
2009805 has 8 divisors, whose sum is 2756448
The reverse of 2009805 is 5089002
Previous prime number is 35
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 24
Digital Root 6
Name
two million nine thousand eight hundred five
Scientific notation
2.009805 × 10^6
Engineering notation
2.009805 × 10^6
Prime Factorization
3 × 35 × 19141
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2009805
Product of the distinct prime numbers
The prime factorization of 2009805 is 3 × 35 × 19141.
Since it has a total of 3 prime factors.
4 , 9 , 46 , 12 , 129 , 968 , 122 , 9790 , 73244 , 83987 , 713548 , 489761 , 7653479 , 4580754 , 19717228 , 94651874 , 782372496 , 752036125 , 7316678046 , 8974327856
n×2
4019610
n×3
6029415
n×4
8039220
n×5
10049025
n÷2
1004902.5
n÷3
669935
n÷3
502451.25
n÷5
401961
n2
4039316138025
n3
8118237770783335125
n4
1.6316074862909E+25
n5
3.2792128839849E+31
2 √n
1417.6759150102
3 √n
126.19766153913
4 √n
37.652037328811
5 √n
18.223457759798
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
-2009804
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 2009805 can be divided by 8 positive divisors.
The sum of these divisors (counting 2009805) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010101011001101
3
Ternary
10210002221020
4
Quaternary
13222223031
5
Quinary
1003303210
6
Senary
111024353
8
Octal
7525315
10
Decimal
2009805
12
Duodecimal
80b0b9
16
Hexadecimal
1eaacd
20
Vigesimal
cb4a5
36
Base36
172rx
md5
9f0268465d25de48f77cca193c515c98
sha1
fdbf7d7e575d8d2b0ff7d4aca020f3fd89f02325
sha256
e04f9324ce68db6e84ebb34a98ea3097b7dcb02ccfa3372e635185f6516fdc75
sha512
c81aa6da78c39a6839ca7e3a1b4bb9efc6928fe9305ff063574401f5b13fcf87ee67d8cbe02491ba2d91a82337ce72b6f10b7c96927b8913e873771b57f557fe
ripemd-160
f8afeab5f3486b3d4d35163a6703d6c7e7243968
Diameter
4019610
Circumference
12627977.246296
Area
12689885904746
Volume
3.4005594854384E+19
Surface area
50759543618984
Circumference
12627977.246296
Perimeter
8039220
Area
4039316138025
Diagonal
2842293.4887253
Surface area
24235896828150
Volume
8118237770783335125
Space diagonal
3481084.373306
Perimeter
6029415
Area
1749075194723
Altitude
1740542.186653
Surface area
1749075194723
Volume
9.5674349650094E+17
Height
947431.16290842