21020100 is an even 8-digits composite number following 21020099
and preceding 21020101 . In scientific notation, it is written as 2.1020100 × 10^7.
The sum of its digits is 6. It has a total of 4 prime factors and 12 positive divisors.
There are 5605280 positive integers (up to 21020100) that are relatively prime to 21020100.
21020100 has 12 divisors, whose sum is 37276176
The reverse of 21020100 is 00102012
Previous prime number is 75
Is Prime? no
Number parity even
Number length 8
Sum of Digits 6
Digital Root 6
Name
twenty-one million twenty thousand one hundred
Scientific notation
2.1020100 × 10^7
Engineering notation
2.1020100 × 10^6
Prime Factorization
2 × 2 × 75 × 70067
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10510050
Product of the distinct prime numbers
The prime factorization of 21020100 is 2 × 2 × 75 × 70067.
Since it has a total of 4 prime factors.
9 , 4 , 5 , 43 , 532 , 349 , 4342 , 102 , 17531 , 63764 , 625077 , 885042 , 3157682 , 1885187 , 39658509 , 88372960 , 545404235 , 784385990 , 3245966752 , 4278612702
n×2
42040200
n×3
63060300
n×4
84080400
n×5
105100500
n÷2
10510050
n÷3
7006700
n÷3
5255025
n÷5
4204020
n2
441844604010000
n3
9.2876177607506E+21
n4
1.9522665409275E+29
n5
4.1036837916951E+36
2 √n
4584.7682602286
3 √n
275.98041238853
4 √n
67.710916846759
5 √n
29.142510093311
1 , 2 , 4 , 75 , 150 , 300 , 70067 , 140134 , 280268 , 5255025 , 10510050 , 21020100
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21020099
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21020100 can be divided by 12 positive divisors.
The sum of these divisors (counting 21020100) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000001011110111000100
3
Ternary
1110112221011020
4
Quaternary
1100023313010
5
Quinary
20340120400
6
Senary
2030311140
8
Octal
120136704
10
Decimal
21020100
12
Duodecimal
70584b0
16
Hexadecimal
140bdc4
20
Vigesimal
6b7a50
36
Base36
cij7o
md5
99a9a1c1aff55494d2fd83cca39b8fa0
sha1
7a683ad0f7d72f2186557bfc8546371ac673c8f7
sha256
06039ab762a64d2e904a745f22472bdae2090915dd079a75af70244e99343b66
sha512
8afa97eb00723c26c6216ea0a3ab1dfc407d0f2abb56f5d6f2c678cb0e9b89d1db58cf2cf53e2e91e76ab12342f1e09613ea9918887c9022139add5a2bad8086
ripemd-160
c988333b5cad82b8304bbdbbd42cc05d017572d0
Diameter
42040200
Circumference
132073183.47545
Area
1.3880957619861E+15
Volume
3.8903882302032E+22
Surface area
5.5523830479444E+15
Circumference
132073183.47545
Perimeter
84080400
Area
441844604010000
Diagonal
29726910.502439
Surface area
2651067624060000
Volume
9.2876177607506E+21
Space diagonal
36407881.180179
Perimeter
63060300
Area
1.9132432579887E+14
Altitude
18203940.590089
Surface area
1.9132432579887E+14
Volume
1.0945562499492E+21
Height
9908970.1674796