19720194 is an even 8-digits composite number following 19720193
and preceding 19720195 . In scientific notation, it is written as 1.9720194 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 6067728 positive integers (up to 19720194) that are relatively prime to 19720194.
19720194 has 16 divisors, whose sum is 42474432
The reverse of 19720194 is 49102791
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
nineteen million seven hundred twenty thousand one hundred ninety-four
Scientific notation
1.9720194 × 10^7
Engineering notation
1.9720194 × 10^6
Prime Factorization
2 × 3 × 13 × 252823
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19720194
Product of the distinct prime numbers
The prime factorization of 19720194 is 2 × 3 × 13 × 252823.
Since it has a total of 4 prime factors.
5 , 5 , 13 , 89 , 140 , 993 , 2696 , 7195 , 74410 , 50211 , 496138 , 545699 , 8929880 , 2324913 , 44160427 , 87770505 , 739327492 , 688266726 , 9925677774 , 6636989542
n×2
39440388
n×3
59160582
n×4
78880776
n×5
98600970
n÷2
9860097
n÷3
6573398
n÷3
4930048.5
n÷5
3944038.8
n2
388886051397636
n3
7.6689083774554E+21
n4
1.5123236097164E+29
n5
2.9823314974389E+36
2 √n
4440.7425054826
3 √n
270.169961576
4 √n
66.63889634052
5 √n
28.772807266138
1 , 2 , 3 , 6 , 13 , 26 , 39 , 78 , 252823 , 505646 , 758469 , 1516938 , 3286699 , 6573398 , 9860097 , 19720194
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19720193
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19720194 can be divided by 16 positive divisors.
The sum of these divisors (counting 19720194) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011001110100000000010
3
Ternary
1101002220000120
4
Quaternary
1023032200002
5
Quinary
20022021234
6
Senary
1542401110
8
Octal
113164002
10
Decimal
19720194
12
Duodecimal
6730196
16
Hexadecimal
12ce802
20
Vigesimal
63509e
36
Base36
bqo76
md5
207f9b86433aced47e1c72770f31570a
sha1
beb452bb35095f258cdfb4523d144ee09e88f9e5
sha256
d21a7a9f99168893bd2dd3d97046d65a3b6f46ef8a4400d55b8b7755fde34172
sha512
9c4979877db07cd1e59ea548e79e275095da37be5c1f59ad2dd01fb63b80c1e5744f6e75bfc5fe5105aa5e38fcdaae1a77f68f23a7e4f3fd3038a1aa5e7ef840
ripemd-160
289ec90a8974a917fc35dfc393b4a1f7f6c147ec
Diameter
39440388
Circumference
123905633.19553
Area
1.2217215621544E+15
Volume
3.2123448292889E+22
Surface area
4.8868862486174E+15
Circumference
123905633.19553
Perimeter
78880776
Area
388886051397636
Diagonal
27888565.807429
Surface area
2333316308385816
Volume
7.6689083774554E+21
Space diagonal
34156377.943115
Perimeter
59160582
Area
1.6839259984389E+14
Altitude
17078188.971557
Surface area
1.6839259984389E+14
Volume
9.0378951966617E+20
Height
9296188.6024762