21304911 is an odd 8-digits composite number following 21304910
and preceding 21304912 . In scientific notation, it is written as 2.1304911 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 14203272 positive integers (up to 21304911) that are relatively prime to 21304911.
21304911 has 4 divisors, whose sum is 28406552
The reverse of 21304911 is 11940312
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million three hundred four thousand nine hundred eleven
Scientific notation
2.1304911 × 10^7
Engineering notation
2.1304911 × 10^6
Prime Factorization
3 × 7101637
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21304911
Product of the distinct prime numbers
The prime factorization of 21304911 is 3 × 7101637.
Since it has a total of 2 prime factors.
4 , 6 , 95 , 73 , 144 , 370 , 3296 , 5659 , 2810 , 24292 , 688485 , 329195 , 2728951 , 3935019 , 25671355 , 97996777 , 196333241 , 477996147 , 5280966245 , 2563586667
n×2
42609822
n×3
63914733
n×4
85219644
n×5
106524555
n÷2
10652455.5
n÷3
7101637
n÷3
5326227.75
n÷5
4260982.2
n2
453899232717921
n3
9.6702827560236E+21
n4
2.0602451346192E+29
n5
4.3893339231245E+36
2 √n
4615.7243201907
3 √n
277.22128659289
4 √n
67.93912216235
5 √n
29.221058577208
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
-21304910
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 21304911 can be divided by 4 positive divisors.
The sum of these divisors (counting 21304911) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001010001011001001111
3
Ternary
1111002101211210
4
Quaternary
1101101121033
5
Quinary
20423224121
6
Senary
2040345503
8
Octal
121213117
10
Decimal
21304911
12
Duodecimal
7175293
16
Hexadecimal
145164f
20
Vigesimal
6d325b
36
Base36
comz3
md5
1fd1d1a6bb5dceea29441b568a98c9b7
sha1
66562137ac457dae60d2fade63f84d7a9b0d1d24
sha256
2472faa955909ae3e238d7a3342d7640f5fc9c1064eae77e40524475e863afb3
sha512
4b18c8be2d21c4441595c000da7901e16943693adb053db939e277782119ea3be51577e6a614f580b6a9a906af57bb4ab4327d317dd0a3c07ed4d364d44eac18
ripemd-160
4ec03cbe359c536b25da3ac0afe0fa32b7acf4df
Diameter
42609822
Circumference
133862703.76597
Area
1.4259664949767E+15
Volume
4.0506785685946E+22
Surface area
5.7038659799067E+15
Circumference
133862703.76597
Perimeter
85219644
Area
453899232717921
Diagonal
30129694.081352
Surface area
2723395396307526
Volume
9.6702827560236E+21
Space diagonal
36901188.302733
Perimeter
63914733
Area
1.9654413314599E+14
Altitude
18450594.151367
Surface area
1.9654413314599E+14
Volume
1.1396537521293E+21
Height
10043231.360451