21241539 is an odd 8-digits composite number following 21241538
and preceding 21241540 . In scientific notation, it is written as 2.1241539 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 12873600 positive integers (up to 21241539) that are relatively prime to 21241539.
21241539 has 8 divisors, whose sum is 25747440
The reverse of 21241539 is 93514212
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million two hundred forty-one thousand five hundred thirty-nine
Scientific notation
2.1241539 × 10^7
Engineering notation
2.1241539 × 10^6
Prime Factorization
11 × 9 × 214561
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21241539
Product of the distinct prime numbers
The prime factorization of 21241539 is 11 × 9 × 214561.
Since it has a total of 3 prime factors.
3 , 3 , 29 , 77 , 444 , 695 , 7371 , 4617 , 22459 , 86104 , 189867 , 655653 , 7084223 , 5584551 , 12353081 , 16646266 , 866565629 , 958850392 , 9048574252 , 9335520499
n×2
42483078
n×3
63724617
n×4
84966156
n×5
106207695
n÷2
10620769.5
n÷3
7080513
n÷3
5310384.75
n÷5
4248307.8
n2
451202979088521
n3
9.584245677225E+21
n4
2.0358412833836E+29
n5
4.3244402018802E+36
2 √n
4608.8544129751
3 √n
276.94614635091
4 √n
67.888544048132
5 √n
29.203654100358
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
-21241538
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 21241539 can be divided by 8 positive divisors.
The sum of these divisors (counting 21241539) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001000001111011000011
3
Ternary
1110222011220200
4
Quaternary
1101001323003
5
Quinary
20414212124
6
Senary
2035140243
8
Octal
121017303
10
Decimal
21241539
12
Duodecimal
7144683
16
Hexadecimal
1441ec3
20
Vigesimal
6cf3gj
36
Base36
cna2r
md5
7ab15d29b223bc3ee46659d0f6fa1e3a
sha1
14a2162d9ac5bf36431619d547463a9b5877706a
sha256
dbf30e1674d244b665c38c2682a5652a06dc75a0009f7ea85e3be5b3bbad79ce
sha512
73f8d994d7bbd2bdddf6be4a7b933ee02641b3a77b11d158dcf4fb697b8fd9cfd0d86ac3d917103beb16ca56da32016c380ae99b64bf3ca29e33075f3c13f549
ripemd-160
266ecbd748a5dba674fcd85537b8f0d2be12fa33
Diameter
42483078
Circumference
133464525.74668
Area
1.4174959643823E+15
Volume
4.0146394413026E+22
Surface area
5.6699838575293E+15
Circumference
133464525.74668
Perimeter
84966156
Area
451202979088521
Diagonal
30040072.539477
Surface area
2707217874531126
Volume
9.584245677225E+21
Space diagonal
36791424.778956
Perimeter
63724617
Area
1.9537662107694E+14
Altitude
18395712.389478
Surface area
1.9537662107694E+14
Volume
1.1295141851539E+21
Height
10013357.513159