21141284 is an even 8-digits composite number following 21141283
and preceding 21141285 . In scientific notation, it is written as 2.1141284 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 10560000 positive integers (up to 21141284) that are relatively prime to 21141284.
21141284 has 12 divisors, whose sum is 37034508
The reverse of 21141284 is 48214112
Previous prime number is 1321
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million one hundred forty-one thousand two hundred eighty-four
Scientific notation
2.1141284 × 10^7
Engineering notation
2.1141284 × 10^6
Prime Factorization
2 × 2 × 1321 × 4001
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10570642
Product of the distinct prime numbers
The prime factorization of 21141284 is 2 × 2 × 1321 × 4001.
Since it has a total of 4 prime factors.
7 , 2 , 47 , 18 , 324 , 963 , 9372 , 8787 , 76238 , 39523 , 898937 , 658280 , 6944837 , 4170736 , 27303851 , 43740823 , 455196011 , 758090822 , 2225754992 , 5872443862
n×2
42282568
n×3
63423852
n×4
84565136
n×5
105706420
n÷2
10570642
n÷3
7047094.6666667
n÷3
5285321
n÷5
4228256.8
n2
446953889168656
n3
9.4491791058191E+21
n4
1.9976777904299E+29
n5
4.223347350797E+36
2 √n
4597.9652021302
3 √n
276.50975247559
4 √n
67.808297443087
5 √n
29.176035051878
1 , 2 , 4 , 1321 , 2642 , 4001 , 5284 , 8002 , 16004 , 5285321 , 10570642 , 21141284
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21141283
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21141284 can be divided by 12 positive divisors.
The sum of these divisors (counting 21141284) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000101001011100100100
3
Ternary
1110210002101112
4
Quaternary
1100221130210
5
Quinary
20403010114
6
Senary
2033044152
8
Octal
120513444
10
Decimal
21141284
12
Duodecimal
70b6658
16
Hexadecimal
1429724
20
Vigesimal
6c2d44
36
Base36
cl4pw
md5
20c67b070865e2b6b10058a5ce81def8
sha1
ce5025b8e8cff20650bfa34064e6200a95279904
sha256
2951672d3b138f75b6e09ae9258f1cb1c76c6c12f568dcaea676dbffc82c1c5e
sha512
0dced7c617868d18bce4ec070773c1d412bd3dea2c27323d1e098577e8a1fc188ce80694c150ac9fadd84ca9284e6db42b9b04b43cc8994f4af99cac2b3a81b9
ripemd-160
b63ee8fe35f847534bbb5ae000638c6bf342c85e
Diameter
42282568
Circumference
132834605.00371
Area
1.4041470547056E+15
Volume
3.9580628881727E+22
Surface area
5.6165882188225E+15
Circumference
132834605.00371
Perimeter
84565136
Area
446953889168656
Diagonal
29898290.558781
Surface area
2681723335011936
Volume
9.4491791058191E+21
Space diagonal
36617778.025243
Perimeter
63423852
Area
1.9353671117016E+14
Altitude
18308889.012621
Surface area
1.9353671117016E+14
Volume
1.1135964370618E+21
Height
9966096.8529271