21348081 is an odd 8-digits composite number following 21348080
and preceding 21348082 . In scientific notation, it is written as 2.1348081 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13900824 positive integers (up to 21348081) that are relatively prime to 21348081.
21348081 has 8 divisors, whose sum is 24272160
The reverse of 21348081 is 18084312
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million three hundred forty-eight thousand eighty-one
Scientific notation
2.1348081 × 10^7
Engineering notation
2.1348081 × 10^6
Prime Factorization
9 × 43 × 55163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21348081
Product of the distinct prime numbers
The prime factorization of 21348081 is 9 × 43 × 55163.
Since it has a total of 3 prime factors.
2 , 8 , 77 , 67 , 676 , 762 , 6934 , 8055 , 42158 , 57865 , 10203 , 866055 , 2537122 , 1013344 , 72421264 , 23872499 , 807464343 , 917484065 , 5255249084 , 9219241926
n×2
42696162
n×3
64044243
n×4
85392324
n×5
106740405
n÷2
10674040.5
n÷3
7116027
n÷3
5337020.25
n÷5
4269616.2
n2
455740562382561
n3
9.7291864407285E+21
n4
2.0769946020077E+29
n5
4.4339849000224E+36
2 √n
4620.3983594491
3 √n
277.40840415014
4 √n
67.973512190037
5 √n
29.23289107812
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
-21348080
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 21348081 can be divided by 8 positive divisors.
The sum of these divisors (counting 21348081) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011011111011110001
3
Ternary
1111011121001200
4
Quaternary
1101123323301
5
Quinary
20431114311
6
Senary
2041321413
8
Octal
121337361
10
Decimal
21348081
12
Duodecimal
7196269
16
Hexadecimal
145bef1
20
Vigesimal
6d8a41
36
Base36
cpka9
md5
4bd9769041aa489d81fb664b5a079a4b
sha1
6a01571995a4e8242165783db9062cf51ad8f49b
sha256
4b3f19e43e403461f4a8aeec567112c4eeb78c5fd433661871d9a891b054dbae
sha512
8ae5a0c97a0c9a9f5636732816819f2e76e61b1d696792a3580ff3fd9cb3472a34a40386b503f8b5a0ae1ba6bcfc78572feab949a1795c51d67758da7e5a6cf9
ripemd-160
8acfaf56305841045cc3f54fd35950298b3459ec
Diameter
42696162
Circumference
134133948.87568
Area
1.4317512027239E+15
Volume
4.0753520863464E+22
Surface area
5.7270048108957E+15
Circumference
134133948.87568
Perimeter
85392324
Area
455740562382561
Diagonal
30190745.680839
Surface area
2734443374295366
Volume
9.7291864407285E+21
Space diagonal
36975960.936096
Perimeter
64044243
Area
1.9734145227915E+14
Altitude
18487980.468048
Surface area
1.9734145227915E+14
Volume
1.1465956179446E+21
Height
10063581.893613