201209809 is an odd 9-digits composite number following 201209808
and preceding 201209810 . In scientific notation, it is written as 2.01209809 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 194563200 positive integers (up to 201209809) that are relatively prime to 201209809.
201209809 has 8 divisors, whose sum is 207866880
The reverse of 201209809 is 908902102
Previous prime number is 2081
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
two hundred one million two hundred nine thousand eight hundred nine
Scientific notation
2.01209809 × 10^8
Engineering notation
2.01209809 × 10^6
Prime Factorization
31 × 2081 × 3119
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
201209809
Product of the distinct prime numbers
The prime factorization of 201209809 is 31 × 2081 × 3119.
Since it has a total of 3 prime factors.
1 , 6 , 24 , 3 , 835 , 361 , 1738 , 5461 , 41452 , 46512 , 89618 , 795224 , 4921848 , 2050428 , 2803610 , 88247083 , 305724763 , 953985179 , 4648590261 , 8256317726
n×2
402419618
n×3
603629427
n×4
804839236
n×5
1006049045
n÷2
100604904.5
n÷3
67069936.333333
n÷3
50302452.25
n÷5
40241961.8
n2
40485387237816481
n3
8.1460570334121E+24
n4
1.639066579796E+33
n5
3.2979627345903E+41
2 √n
14184.844341761
3 √n
585.98034564653
4 √n
119.10014417187
5 √n
45.785696987504
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
-201209808
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 201209809 can be divided by 8 positive divisors.
The sum of these divisors (counting 201209809) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111111100011011111010001
3
Ternary
112000121111222011
4
Quaternary
23333203133101
5
Quinary
403002203214
6
Senary
31544342521
8
Octal
1377433721
10
Decimal
201209809
12
Duodecimal
57474a41
16
Hexadecimal
bfe37d1
20
Vigesimal
32hb4a9
36
Base36
3bsmhd
md5
4ad1ad052cc9d6c611c085cbe5d0f597
sha1
ec35705a1e135d0776eb2618edcbd108d70e7214
sha256
7526aa40337d2863e77146463a29f03db8174784d19ccb075fc4938360f6b8ca
sha512
e7e4ba3564949cfc4ed9d690f31cfdcce921ffff51688925c4edce1c2c9028d78049b242353f6549b7085f2122b44af5605fd5f5dc30ff0f0c47bbdbe1248c78
ripemd-160
f5fc6653f476126af4dfe5338fab21b24b1597cd
Diameter
402419618
Circumference
1264238515.5692
Area
1.2718859512406E+17
Volume
3.4122123909188E+25
Surface area
5.0875438049625E+17
Circumference
1264238515.5692
Perimeter
804839236
Area
40485387237816481
Diagonal
284553640.7703
Surface area
242912323426898886
Volume
8.1460570334121E+24
Space diagonal
348505612.16923
Perimeter
603629427
Area
1.7530686915E+16
Altitude
174252806.08461
Surface area
1.7530686915E+16
Volume
9.6002202804301E+23
Height
94851213.5901