21020102 is an even 8-digits composite number following 21020101
and preceding 21020103 . In scientific notation, it is written as 2.1020102 × 10^7.
The sum of its digits is 8. It has a total of 3 prime factors and 8 positive divisors.
There are 10442952 positive integers (up to 21020102) that are relatively prime to 21020102.
21020102 has 8 divisors, whose sum is 31731456
The reverse of 21020102 is 20102012
Previous prime number is 157
Is Prime? no
Number parity even
Number length 8
Sum of Digits 8
Digital Root 8
Name
twenty-one million twenty thousand one hundred two
Scientific notation
2.1020102 × 10^7
Engineering notation
2.1020102 × 10^6
Prime Factorization
2 × 157 × 66943
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21020102
Product of the distinct prime numbers
The prime factorization of 21020102 is 2 × 157 × 66943.
Since it has a total of 3 prime factors.
5 , 1 , 43 , 71 , 552 , 34 , 137 , 3182 , 47950 , 18228 , 542285 , 473266 , 7265526 , 8863885 , 45071984 , 41851759 , 761958111 , 300851634 , 5394774412 , 1202530759
n×2
42040204
n×3
63060306
n×4
84080408
n×5
105100510
n÷2
10510051
n÷3
7006700.6666667
n÷3
5255025.5
n÷5
4204020.4
n2
441844688090404
n3
9.2876204118185E+21
n4
1.9522672839371E+29
n5
4.103685743962E+36
2 √n
4584.7684783422
3 √n
275.98042114143
4 √n
67.710918457382
5 √n
29.142510647876
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
-21020101
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 21020102 can be divided by 8 positive divisors.
The sum of these divisors (counting 21020102) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001011110111000110
3
Ternary
1110112221011022
4
Quaternary
1100023313012
5
Quinary
20340120402
6
Senary
2030311142
8
Octal
120136706
10
Decimal
21020102
12
Duodecimal
70584b2
16
Hexadecimal
140bdc6
20
Vigesimal
6b7a52
36
Base36
cij7q
md5
c2a5e3fc3aa5c6afbdbb42d817e937ec
sha1
0556339e782c53a3c4d670efc41dcc9e55881239
sha256
a09f55a9c11cbad357949101fa430b38f7a67e5c62b920d32a0de313d942d7d6
sha512
81741dc58a1636cdf89e8a093eda220c3a9f08c02f07dcc721f4bb9b3d0ca71a6ecf629950811fff88edcce8edcf2746da2e4c17b69d83454c32dfff7fa73429
ripemd-160
c9ac0967a547ab03a618e3240befa885bc9719f6
Diameter
42040204
Circumference
132073196.04182
Area
1.3880960261325E+15
Volume
3.8903893406799E+22
Surface area
5.5523841045299E+15
Circumference
132073196.04182
Perimeter
84080408
Area
441844688090404
Diagonal
29726913.330866
Surface area
2651068128542424
Volume
9.2876204118185E+21
Space diagonal
36407884.64428
Perimeter
63060306
Area
1.9132436220675E+14
Altitude
18203942.32214
Surface area
1.9132436220675E+14
Volume
1.0945565623806E+21
Height
9908971.1102886