21031101 is an odd 8-digits composite number following 21031100
and preceding 21031102 . In scientific notation, it is written as 2.1031101 × 10^7.
The sum of its digits is 9. It has a total of 2 prime factors and 4 positive divisors.
There are 11092896 positive integers (up to 21031101) that are relatively prime to 21031101.
21031101 has 4 divisors, whose sum is 21057600
The reverse of 21031101 is 10113012
Previous prime number is 819
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 9
Digital Root 9
Name
twenty-one million thirty-one thousand one hundred one
Scientific notation
2.1031101 × 10^7
Engineering notation
2.1031101 × 10^6
Prime Factorization
819 × 25679
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21031101
Product of the distinct prime numbers
The prime factorization of 21031101 is 819 × 25679.
Since it has a total of 2 prime factors.
7 , 10 , 46 , 10 , 238 , 778 , 2086 , 9153 , 12255 , 88520 , 657871 , 840338 , 8618587 , 9591051 , 24748013 , 89575997 , 695819662 , 11975774 , 2578367798 , 3037983056
n×2
42062202
n×3
63093303
n×4
84124404
n×5
105155505
n÷2
10515550.5
n÷3
7010367
n÷3
5257775.25
n÷5
4206220.2
n2
442307209272201
n3
9.3022075912318E+21
n4
1.9563566737416E+29
n5
4.1144334797484E+36
2 √n
4585.9678367821
3 √n
276.0285493467
4 √n
67.719774340898
5 √n
29.145559837699
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
-21031100
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 21031101 can be divided by 4 positive divisors.
The sum of these divisors (counting 21031101) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001110100010111101
3
Ternary
1110120111020200
4
Quaternary
1100032202331
5
Quinary
20340443401
6
Senary
2030434113
8
Octal
120164275
10
Decimal
21031101
12
Duodecimal
7062939
16
Hexadecimal
140e8bd
20
Vigesimal
6b8hf1
36
Base36
cirp9
md5
c7c8bb55d745bd58ee466cfd5fe7944e
sha1
e5ae5f291c5f21239d2f3fd9bc49b6e0985e7743
sha256
bb491cd9013e225bf5aff6bee4fdb50e43472943b3840e537e02695c19a2bfc1
sha512
3f5a5c4bad9f8b15fde91cb5a4a89c5a3b8786fbea9c8fb74763e1e5bd00f5dc3385e972871c0256dd499f048488c26db3eedccb571978cc1428acfc6976c1f0
ripemd-160
34cdd51015027255b3b28d37bf7bbce4aea996b6
Diameter
42062202
Circumference
132142304.79701
Area
1.3895490792794E+15
Volume
3.8964996041041E+22
Surface area
5.5581963171174E+15
Circumference
132142304.79701
Perimeter
84124404
Area
442307209272201
Diagonal
29742468.265838
Surface area
2653843255633206
Volume
9.3022075912318E+21
Space diagonal
36426935.471113
Perimeter
63093303
Area
1.9152463975336E+14
Altitude
18213467.735556
Surface area
1.9152463975336E+14
Volume
1.0962756779608E+21
Height
9914156.0886128