20021031 is an odd 8-digits composite number following 20021030
and preceding 20021032 . In scientific notation, it is written as 2.0021031 × 10^7.
The sum of its digits is 9. It has a total of 2 prime factors and 4 positive divisors.
There are 13347348 positive integers (up to 20021031) that are relatively prime to 20021031.
20021031 has 4 divisors, whose sum is 22245600
The reverse of 20021031 is 13012002
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 9
Digital Root 9
Name
twenty million twenty-one thousand thirty-one
Scientific notation
2.0021031 × 10^7
Engineering notation
2.0021031 × 10^6
Prime Factorization
9 × 2224559
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20021031
Product of the distinct prime numbers
The prime factorization of 20021031 is 9 × 2224559.
Since it has a total of 2 prime factors.
3 , 9 , 40 , 53 , 972 , 206 , 3136 , 3578 , 72549 , 6882 , 665276 , 311060 , 6617819 , 3093844 , 43945236 , 89506591 , 968680438 , 157352775 , 5565771457 , 7707091878
n×2
40042062
n×3
60063093
n×4
80084124
n×5
100105155
n÷2
10010515.5
n÷3
6673677
n÷3
5005257.75
n÷5
4004206.2
n2
400841682302961
n3
8.0252637474797E+21
n4
1.6067405427147E+29
n5
3.2168602214647E+36
2 √n
4474.4866744689
3 √n
271.53687319059
4 √n
66.891603916104
5 √n
28.860063851656
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
-20021030
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 20021031 can be divided by 4 positive divisors.
The sum of these divisors (counting 20021031) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010111111100100111
3
Ternary
1101200011200200
4
Quaternary
1030113330213
5
Quinary
20111133111
6
Senary
1553041543
8
Octal
114277447
10
Decimal
20021031
12
Duodecimal
68562b3
16
Hexadecimal
1317f27
20
Vigesimal
652cbb
36
Base36
bx4br
md5
10d18d4644421775814bb937ad0ca0f4
sha1
1eeed22396e95152206b6f18464560c183c023be
sha256
bbe66b98df9664f766955b73b37a1b912ff53fcb4b8ad51ed92cb5f86d566b7b
sha512
4a71cc329e776a4d7af9ea6e10f8651e7fd2b3715d9b0e2a5f05ff0b7aea711d790c4d9c8dabeca120342bc9117379704cc8c7ac6f733e884059a264aa4fc9ec
ripemd-160
ebd690106d46ddc9751559619485a4f2c1b3578a
Diameter
40042062
Circumference
125795847.81379
Area
1.2592812843756E+15
Volume
3.361614617627E+22
Surface area
5.0371251375022E+15
Circumference
125795847.81379
Perimeter
80084124
Area
400841682302961
Diagonal
28314013.572892
Surface area
2405050093817766
Volume
8.0252637474797E+21
Space diagonal
34677442.911912
Perimeter
60063093
Area
1.7356953988503E+14
Altitude
17338721.455956
Surface area
1.7356953988503E+14
Volume
9.4578640277558E+20
Height
9438004.5242974