21743931 is an odd 8-digits composite number following 21743930
and preceding 21743932 . In scientific notation, it is written as 2.1743931 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13178120 positive integers (up to 21743931) that are relatively prime to 21743931.
21743931 has 8 divisors, whose sum is 31627584
The reverse of 21743931 is 13934712
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million seven hundred forty-three thousand nine hundred thirty-one
Scientific notation
2.1743931 × 10^7
Engineering notation
2.1743931 × 10^6
Prime Factorization
3 × 11 × 658907
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21743931
Product of the distinct prime numbers
The prime factorization of 21743931 is 3 × 11 × 658907.
Since it has a total of 3 prime factors.
8 , 10 , 5 , 75 , 660 , 571 , 5278 , 1972 , 13473 , 1306 , 202628 , 875213 , 1228971 , 915510 , 19566032 , 84044548 , 571323379 , 505693737 , 9573537080 , 9624128980
n×2
43487862
n×3
65231793
n×4
86975724
n×5
108719655
n÷2
10871965.5
n÷3
7247977
n÷3
5435982.75
n÷5
4348786.2
n2
472798535332761
n3
1.0280498729177E+22
n4
2.235384550128E+29
n5
4.860604741645E+36
2 √n
4663.0388160512
3 √n
279.11254307789
4 √n
68.286446796207
5 √n
29.340506873444
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21743930
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21743931 can be divided by 8 positive divisors.
The sum of these divisors (counting 21743931) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010111100100100111011
3
Ternary
1111220201001210
4
Quaternary
1102330210323
5
Quinary
21031301211
6
Senary
2054014203
8
Octal
122744473
10
Decimal
21743931
12
Duodecimal
7347363
16
Hexadecimal
14bc93b
20
Vigesimal
6fhjgb
36
Base36
cy1q3
md5
6d77d53a079c4de7590d2bcf258a19d9
sha1
1e20a780fd19c1d75ab95b4ef1a2fc51fd7a92b7
sha256
e170ed3343988f09e3b8554b4db57b5444f25b49d3a988ed0321209b8e5302ce
sha512
ea7106eb0fde82aed2dd1ad84afcb57e5ed5a907391799136d5b9e7418c4f474bea6baa52ce72aa4fe343916cff6191c77ef25b34344441bb2197ddc2e60aa2b
ripemd-160
dd0477530a57d429da09fcdce2b7e9acd104c33f
Diameter
43487862
Circumference
136621147.77953
Area
1.4853404052294E+15
Volume
4.3062852377094E+22
Surface area
5.9413616209177E+15
Circumference
136621147.77953
Perimeter
86975724
Area
472798535332761
Diagonal
30750562.119505
Surface area
2836791211996566
Volume
1.0280498729177E+22
Space diagonal
37661593.248272
Perimeter
65231793
Area
2.0472777123512E+14
Altitude
18830796.624136
Surface area
2.0472777123512E+14
Volume
1.2115683942301E+21
Height
10250187.373168