20090811 is an odd 8-digits composite number following 20090810
and preceding 20090812 . In scientific notation, it is written as 2.0090811 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 12363552 positive integers (up to 20090811) that are relatively prime to 20090811.
20090811 has 4 divisors, whose sum is 20606000
The reverse of 20090811 is 11809002
Previous prime number is 39
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million ninety thousand eight hundred eleven
Scientific notation
2.0090811 × 10^7
Engineering notation
2.0090811 × 10^6
Prime Factorization
39 × 515149
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20090811
Product of the distinct prime numbers
The prime factorization of 20090811 is 39 × 515149.
Since it has a total of 2 prime factors.
8 , 1 , 60 , 100 , 842 , 947 , 4072 , 7193 , 42632 , 87549 , 951268 , 36551 , 9198667 , 2270033 , 7322048 , 29196062 , 440529931 , 77434245 , 7780429064 , 9649880859
n×2
40181622
n×3
60272433
n×4
80363244
n×5
100454055
n÷2
10045405.5
n÷3
6696937
n÷3
5022702.75
n÷5
4018162.2
n2
403640686637721
n3
8.1094687471487E+21
n4
1.6292580390937E+29
n5
3.2733115333662E+36
2 √n
4482.2774345192
3 √n
271.85197305305
4 √n
66.949812804213
5 √n
28.880153261921
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20090810
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20090811 can be divided by 4 positive divisors.
The sum of these divisors (counting 20090811) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101000111110111011
3
Ternary
1101210201102010
4
Quaternary
1030220332323
5
Quinary
20120401221
6
Senary
1554341003
8
Octal
114507673
10
Decimal
20090811
12
Duodecimal
688a763
16
Hexadecimal
1328fbb
20
Vigesimal
65b70b
36
Base36
bym63
md5
47fe4e150b26b3d54911de25743e7112
sha1
8017df60e7122645d203479c9b741f173bd7b3a0
sha256
b47e122f215cadf7e9583f4fb8a63c1c514fa53716f688fb568608e609852e21
sha512
6ba8a2a3029d063261bace3db2903d3d424f05e3000ff2a13b219228c89979be3ece5e1b619ed5946afce98c83fc3d1df60611ad034f331ad2e15f000f33286f
ripemd-160
bc67bb1bd76a11b8ea6ef61f30fc2d0785f2d402
Diameter
40181622
Circumference
126234288.48452
Area
1.268074615831E+15
Volume
3.3968863254078E+22
Surface area
5.072298463324E+15
Circumference
126234288.48452
Perimeter
80363244
Area
403640686637721
Diagonal
28412697.395275
Surface area
2421844119826326
Volume
8.1094687471487E+21
Space diagonal
34798305.417264
Perimeter
60272433
Area
1.7478154431463E+14
Altitude
17399152.708632
Surface area
1.7478154431463E+14
Volume
9.5571005715487E+20
Height
9470899.1317582