21383265 is an odd 8-digits composite number following 21383264
and preceding 21383266 . In scientific notation, it is written as 2.1383265 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 10804032 positive integers (up to 21383265) that are relatively prime to 21383265.
21383265 has 8 divisors, whose sum is 28811520
The reverse of 21383265 is 56238312
Previous prime number is 95
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million three hundred eighty-three thousand two hundred sixty-five
Scientific notation
2.1383265 × 10^7
Engineering notation
2.1383265 × 10^6
Prime Factorization
3 × 95 × 75029
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21383265
Product of the distinct prime numbers
The prime factorization of 21383265 is 3 × 95 × 75029.
Since it has a total of 3 prime factors.
7 , 7 , 35 , 12 , 567 , 431 , 6166 , 1964 , 58722 , 88070 , 574486 , 965341 , 461989 , 7677702 , 65769274 , 26411962 , 431199646 , 402022772 , 5756673364 , 1328216960
n×2
42766530
n×3
64149795
n×4
85533060
n×5
106916325
n÷2
10691632.5
n÷3
7127755
n÷3
5345816.25
n÷5
4276653
n2
457244022060225
n3
9.7773700933796E+21
n4
2.0907209570981E+29
n5
4.4706440266683E+36
2 √n
4624.2042558693
3 √n
277.56072041933
4 √n
68.001501864807
5 √n
29.242520539962
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
-21383264
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 21383265 can be divided by 8 positive divisors.
The sum of these divisors (counting 21383265) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001100100100001100001
3
Ternary
1111020101022210
4
Quaternary
1101210201201
5
Quinary
20433231030
6
Senary
2042152333
8
Octal
121444141
10
Decimal
21383265
12
Duodecimal
71b26a9
16
Hexadecimal
1464861
20
Vigesimal
6dci35
36
Base36
cqbfl
md5
76f144327f8f3b9b1bfb20f2f2a67312
sha1
1b3a31cb40cb24610785b7f876709128fd45f5f7
sha256
4163495bd3795d2dda348751552f0add3ef0a870035299c501f8289ba53479f2
sha512
9d66c4cd4597ba574b3737b5e21e27d728dc95dffa2358781b301d4961831fb9a730bec43804e852956cbb18e8b5206d18c80005e4eb3a8054d1bad497d6290e
ripemd-160
ec5b10ca10ee5a7fd5e425e510374003273861e5
Diameter
42766530
Circumference
134355016.46753
Area
1.4364744606023E+15
Volume
4.095535207572E+22
Surface area
5.745897842409E+15
Circumference
134355016.46753
Perimeter
85533060
Area
457244022060225
Diagonal
30240503.370818
Surface area
2743464132361350
Volume
9.7773700933796E+21
Space diagonal
37036901.411709
Perimeter
64149795
Area
1.9799246941636E+14
Altitude
18518450.705855
Surface area
1.9799246941636E+14
Volume
1.1522741158665E+21
Height
10080167.790273