21404549 is an odd 8-digits composite number following 21404548
and preceding 21404550 . In scientific notation, it is written as 2.1404549 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 21111264 positive integers (up to 21404549) that are relatively prime to 21404549.
21404549 has 4 divisors, whose sum is 21697836
The reverse of 21404549 is 94540412
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million four hundred four thousand five hundred forty-nine
Scientific notation
2.1404549 × 10^7
Engineering notation
2.1404549 × 10^6
Prime Factorization
73 × 293213
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21404549
Product of the distinct prime numbers
The prime factorization of 21404549 is 73 × 293213.
Since it has a total of 2 prime factors.
9 , 10 , 1 , 89 , 497 , 106 , 8978 , 9452 , 4056 , 42977 , 115988 , 811159 , 1910844 , 2010706 , 64184900 , 10075901 , 663963503 , 351017534 , 7846603340 , 7062181827
n×2
42809098
n×3
64213647
n×4
85618196
n×5
107022745
n÷2
10702274.5
n÷3
7134849.6666667
n÷3
5351137.25
n÷5
4280909.8
n2
458154717893401
n3
9.8065951087305E+21
n4
2.0990574552798E+29
n5
4.4929378155352E+36
2 √n
4626.5050524127
3 √n
277.65278062619
4 √n
68.018417009018
5 √n
29.248339577902
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
-21404548
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 21404549 can be divided by 4 positive divisors.
The sum of these divisors (counting 21404549) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001101001101110000101
3
Ternary
1111021110112002
4
Quaternary
1101221232011
5
Quinary
20434421144
6
Senary
2042435045
8
Octal
121515605
10
Decimal
21404549
12
Duodecimal
7202a85
16
Hexadecimal
1469b85
20
Vigesimal
6dfb79
36
Base36
cqrut
md5
bcb6f79b2a8575c235db04596db8861e
sha1
cb71f5ffe6d94e1b926d58a25aabce81fa53e182
sha256
1dd3d9bf8fb3305853addfd0abce9b81264eff19fe75b258465bb36a97df7aa4
sha512
cee98c40cad983eae98d0e3b1de0ab1d52b3b6f478fd958080c217f36cee78ca3c78c2d8be08d0fcb3137beec2a33434e73d70fe33b0b97244ddcd3b335fad8b
ripemd-160
0008b236b592fb1973726076b955ade8db83800e
Diameter
42809098
Circumference
134488747.78361
Area
1.4393354959414E+15
Volume
4.1077769533756E+22
Surface area
5.7573419837657E+15
Circumference
134488747.78361
Perimeter
85618196
Area
458154717893401
Diagonal
30270603.492279
Surface area
2748928307360406
Volume
9.8065951087305E+21
Space diagonal
37073766.381098
Perimeter
64213647
Area
1.9838681227969E+14
Altitude
18536883.190549
Surface area
1.9838681227969E+14
Volume
1.1557183169557E+21
Height
10090201.164093