21072563 is an odd 8-digits composite number following 21072562
and preceding 21072564 . In scientific notation, it is written as 2.1072563 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20955960 positive integers (up to 21072563) that are relatively prime to 21072563.
21072563 has 4 divisors, whose sum is 21189168
The reverse of 21072563 is 36527012
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million seventy-two thousand five hundred sixty-three
Scientific notation
2.1072563 × 10^7
Engineering notation
2.1072563 × 10^6
Prime Factorization
181 × 116423
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21072563
Product of the distinct prime numbers
The prime factorization of 21072563 is 181 × 116423.
Since it has a total of 2 prime factors.
10 , 8 , 88 , 70 , 905 , 527 , 5857 , 3284 , 5653 , 21945 , 135667 , 907081 , 8875382 , 1920462 , 60297320 , 17634636 , 49966627 , 566912435 , 1274354361 , 8156638187
n×2
42145126
n×3
63217689
n×4
84290252
n×5
105362815
n÷2
10536281.5
n÷3
7024187.6666667
n÷3
5268140.75
n÷5
4214512.6
n2
444052911388969
n3
9.3573329505775E+21
n4
1.9718298811302E+29
n5
4.1551509395399E+36
2 √n
4590.4861398331
3 √n
276.20982346727
4 √n
67.753126421097
5 √n
29.157042654276
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
-21072562
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 21072563 can be divided by 4 positive divisors.
The sum of these divisors (counting 21072563) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011000101010110011
3
Ternary
1110122121010022
4
Quaternary
1100120222303
5
Quinary
20343310223
6
Senary
2031354055
8
Octal
120305263
10
Decimal
21072563
12
Duodecimal
708292b
16
Hexadecimal
1418ab3
20
Vigesimal
6be183
36
Base36
cjnoz
md5
affbf907e590f1c47ce9859b0649cc23
sha1
b6fa887738297fd41f5ba2cfc609773cf6d8fd0a
sha256
a12557f75f4c0169ab1da1346d64cff3c0d64959cb7e733a7fa4302d5cdd9966
sha512
46b0a81519378eecb4ff95ce39e1fee9728383e3b13cf1df051c9d51baf43754c12e27b41fdc002efe9c38959cf0f1a7a34e2ff0f2ff53e84435a557c8ceb604
ripemd-160
7876c4d45279ba46ea4898976bcd1e69d07313e7
Diameter
42145126
Circumference
132402818.22622
Area
1.3950333642247E+15
Volume
3.9195904606304E+22
Surface area
5.580133456899E+15
Circumference
132402818.22622
Perimeter
84290252
Area
444052911388969
Diagonal
29801104.388561
Surface area
2664317468333814
Volume
9.3573329505775E+21
Space diagonal
36498749.761696
Perimeter
63217689
Area
1.9228055094364E+14
Altitude
18249374.880848
Surface area
1.9228055094364E+14
Volume
1.1027722638623E+21
Height
9933701.4628538