21073247 is an odd 8-digits composite number following 21073246
and preceding 21073248 . In scientific notation, it is written as 2.1073247 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 19452216 positive integers (up to 21073247) that are relatively prime to 21073247.
21073247 has 4 divisors, whose sum is 22694280
The reverse of 21073247 is 74237012
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million seventy-three thousand two hundred forty-seven
Scientific notation
2.1073247 × 10^7
Engineering notation
2.1073247 × 10^6
Prime Factorization
13 × 1621019
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21073247
Product of the distinct prime numbers
The prime factorization of 21073247 is 13 × 1621019.
Since it has a total of 2 prime factors.
8 , 4 , 19 , 37 , 569 , 307 , 9778 , 4919 , 26553 , 21982 , 380744 , 371445 , 6550361 , 7756519 , 25553553 , 12536093 , 590468255 , 78122876 , 5423928358 , 5390410141
n×2
42146494
n×3
63219741
n×4
84292988
n×5
105366235
n÷2
10536623.5
n÷3
7024415.6666667
n÷3
5268311.75
n÷5
4214649.4
n2
444081739123009
n3
9.3582441767287E+21
n4
1.9720859102252E+29
n5
4.1558253491395E+36
2 √n
4590.5606411418
3 √n
276.21281195796
4 √n
67.753676218651
5 √n
29.15723193508
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
-21073246
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 21073247 can be divided by 4 positive divisors.
The sum of these divisors (counting 21073247) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011000110101011111
3
Ternary
1110122122001122
4
Quaternary
1100120311133
5
Quinary
20343320442
6
Senary
2031401155
8
Octal
120306537
10
Decimal
21073247
12
Duodecimal
70831bb
16
Hexadecimal
1418d5f
20
Vigesimal
6be327
36
Base36
cjo7z
md5
70f567d42f835c3df0193b9da0daa379
sha1
3d8609504787cf8e3172436cfd64d33a7d66163b
sha256
fbe2a600049e36f0f7470f308b316b26a425f3db067b65c0c5c6042e81045ec3
sha512
17ae1ab2653a43f957fa2960ff23a266fd7c8033b8231ddcd9bd64448e8449a758c58d8d2422308087a27cb71c671e761d3ca158af591d51d9d8ef97aca7f6d2
ripemd-160
ce88c0ffc8e9b135cc657082ba16dc4d30ab9f3c
Diameter
42146494
Circumference
132407115.92497
Area
1.3951239292222E+15
Volume
3.9199721541481E+22
Surface area
5.5804957168889E+15
Circumference
132407115.92497
Perimeter
84292988
Area
444081739123009
Diagonal
29802071.710638
Surface area
2664490434738054
Volume
9.3582441767287E+21
Space diagonal
36499934.484448
Perimeter
63219741
Area
1.9229303371865E+14
Altitude
18249967.242224
Surface area
1.9229303371865E+14
Volume
1.1028796528941E+21
Height
9934023.903546