21494579 is an odd 8-digits composite number following 21494578
and preceding 21494580 . In scientific notation, it is written as 2.1494579 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 20230176 positive integers (up to 21494579) that are relatively prime to 21494579.
21494579 has 4 divisors, whose sum is 22758984
The reverse of 21494579 is 97549412
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-one million four hundred ninety-four thousand five hundred seventy-nine
Scientific notation
2.1494579 × 10^7
Engineering notation
2.1494579 × 10^6
Prime Factorization
17 × 1264387
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21494579
Product of the distinct prime numbers
The prime factorization of 21494579 is 17 × 1264387.
Since it has a total of 2 prime factors.
3 , 7 , 82 , 66 , 884 , 906 , 6484 , 8290 , 20370 , 80694 , 955187 , 220978 , 5329266 , 1080179 , 44212513 , 6445663 , 324129263 , 303877756 , 7509346553 , 6939115651
n×2
42989158
n×3
64483737
n×4
85978316
n×5
107472895
n÷2
10747289.5
n÷3
7164859.6666667
n÷3
5373644.75
n÷5
4298915.8
n2
462016926387241
n3
9.9308593235677E+21
n4
2.1345964026831E+29
n5
4.5882251010588E+36
2 √n
4636.2246494319
3 √n
278.04151597772
4 √n
68.08982779705
5 √n
29.272902663961
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
-21494578
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 21494579 can be divided by 4 positive divisors.
The sum of these divisors (counting 21494579) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001111111101100110011
3
Ternary
1111110001000112
4
Quaternary
1101333230303
5
Quinary
21000311304
6
Senary
2044411535
8
Octal
121775463
10
Decimal
21494579
12
Duodecimal
7246bab
16
Hexadecimal
147fb33
20
Vigesimal
6e6g8j
36
Base36
cspbn
md5
f072a6cbf1bbb2a93d32ab413147ded8
sha1
8ad5d32a73000acddadc2504597da17c3dfd1290
sha256
a06955d2d1d77bd01a3b2ed7e5321f1eebb5b9213d66dbd5988d578960e065f4
sha512
92cd1ee690212f97ad92920df2f22a006e5566a9c7a30fb3b8419a7c6475f675219077d395cdb620d7bc239be080387168a5b3b6886cf0a39b2f2501316c2ae2
ripemd-160
b270e8427e8e62629511c7f2ccc0da44823fe189
Diameter
42989158
Circumference
135054422.95681
Area
1.4514689817723E+15
Volume
4.1598286259672E+22
Surface area
5.8058759270892E+15
Circumference
135054422.95681
Perimeter
85978316
Area
462016926387241
Diagonal
30397925.1393
Surface area
2772101558323446
Volume
9.9308593235677E+21
Space diagonal
37229702.915303
Perimeter
64483737
Area
2.0005919761488E+14
Altitude
18614851.457652
Surface area
2.0005919761488E+14
Volume
1.1703629951174E+21
Height
10132641.7131