21143345 is an odd 8-digits composite number following 21143344
and preceding 21143346 . In scientific notation, it is written as 2.1143345 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16914672 positive integers (up to 21143345) that are relatively prime to 21143345.
21143345 has 4 divisors, whose sum is 25372020
The reverse of 21143345 is 54334112
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million one hundred forty-three thousand three hundred forty-five
Scientific notation
2.1143345 × 10^7
Engineering notation
2.1143345 × 10^6
Prime Factorization
5 × 4228669
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21143345
Product of the distinct prime numbers
The prime factorization of 21143345 is 5 × 4228669.
Since it has a total of 2 prime factors.
3 , 10 , 9 , 21 , 414 , 804 , 7343 , 9393 , 13027 , 67718 , 235022 , 188574 , 2070786 , 6983938 , 23349971 , 5529912 , 502129147 , 396224511 , 7558541561 , 2683053478
n×2
42286690
n×3
63430035
n×4
84573380
n×5
105716725
n÷2
10571672.5
n÷3
7047781.6666667
n÷3
5285836.25
n÷5
4228669
n2
447041037789025
n3
9.4519428911314E+21
n4
1.9984568946749E+29
n5
4.225406359174E+36
2 √n
4598.1893175466
3 √n
276.51873755082
4 √n
67.809949989265
5 √n
29.176603886425
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
-21143344
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 21143345 can be divided by 4 positive divisors.
The sum of these divisors (counting 21143345) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000101001111100110001
3
Ternary
1110210012012212
4
Quaternary
1100221330301
5
Quinary
20403041340
6
Senary
2033101505
8
Octal
120517461
10
Decimal
21143345
12
Duodecimal
70b7895
16
Hexadecimal
1429f31
20
Vigesimal
6c2i75
36
Base36
cl6b5
md5
2ae8fa60d744ada515a145da615d811b
sha1
ac2db7c569fd328b082e0bd97c77068869ba172a
sha256
50157ff1de9059a60aa2881b42a198ddda92be19dd415b9917e27659a50d372f
sha512
969bb10ac157d7ec261a106252e6bd267f3dc70ddef9b64c80ccad3126d609816cb1d101626b06395707e34c954c34c8075770a054b0c7f6aa4da5a28ff2a462
ripemd-160
d00895f55e1b5b253526196a5c8e9c886602cf26
Diameter
42286690
Circumference
132847554.64863
Area
1.4044208401712E+15
Volume
3.9592205798572E+22
Surface area
5.6176833606846E+15
Circumference
132847554.64863
Perimeter
84573380
Area
447041037789025
Diagonal
29901205.252933
Surface area
2682246226734150
Volume
9.4519428911314E+21
Space diagonal
36621347.781957
Perimeter
63430035
Area
1.9357444762973E+14
Altitude
18310673.890979
Surface area
1.9357444762973E+14
Volume
1.1139221522845E+21
Height
9967068.4176445