19941728 is an even 8-digits composite number following 19941727
and preceding 19941729 . In scientific notation, it is written as 1.9941728 × 10^7.
The sum of its digits is 41. It has a total of 7 prime factors and 24 positive divisors.
There are 9942400 positive integers (up to 19941728) that are relatively prime to 19941728.
19941728 has 24 divisors, whose sum is 39372480
The reverse of 19941728 is 82714991
Previous prime number is 479
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
nineteen million nine hundred forty-one thousand seven hundred twenty-eight
Scientific notation
1.9941728 × 10^7
Engineering notation
1.9941728 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 479 × 1301
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
1246358
Product of the distinct prime numbers
The prime factorization of 19941728 is 2 × 2 × 2 × 2 × 2 × 479 × 1301.
Since it has a total of 7 prime factors.
2 , 8 , 24 , 14 , 748 , 61 , 7565 , 5042 , 15647 , 90301 , 677241 , 867043 , 2741820 , 9858586 , 9863089 , 37145312 , 555442523 , 617300545 , 3999928224 , 1130730167
n×2
39883456
n×3
59825184
n×4
79766912
n×5
99708640
n÷2
9970864
n÷3
6647242.6666667
n÷3
4985432
n÷5
3988345.6
n2
397672515625984
n3
7.9302771396891E+21
n4
1.581434296843E+29
n5
3.1536532597514E+36
2 √n
4465.6161948829
3 √n
271.17788097347
4 √n
66.825266141504
5 √n
28.837164686558
1 , 2 , 4 , 8 , 16 , 32 , 479 , 958 , 1301 , 1916 , 2602 , 3832 , 5204 , 7664 , 10408 , 15328 , 20816 , 41632 , 623179 , 1246358 , 2492716 , 4985432 , 9970864 , 19941728
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19941727
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19941728 can be divided by 24 positive divisors.
The sum of these divisors (counting 19941728) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001100000100100101100000
3
Ternary
1101112010220112
4
Quaternary
1030010211200
5
Quinary
20101113403
6
Senary
1551230452
8
Octal
114044540
10
Decimal
19941728
12
Duodecimal
6818428
16
Hexadecimal
1304960
20
Vigesimal
64ce68
36
Base36
bvf4w
md5
d1d028922bfab3f501bb9d0fb7ec94d2
sha1
35122c9125df930518c12703af72a123bacf8dd7
sha256
694abef60bddd9505893d260898561d8b00295f297be4cfe22b9afe4ff8191f6
sha512
ee0729a1194ed2d20c67ca02b1dd57c87b56290df1cd124641022ae0e626650efcb286b6bb74fb040d3f4411082613b41837e26bd8a173207ed3b6a15ea8532f
ripemd-160
90bf715459ef6df71222d558cfafa926a5abd514
Diameter
39883456
Circumference
125297572.36937
Area
1.2493250536252E+15
Volume
3.3218267203971E+22
Surface area
4.9973002145007E+15
Circumference
125297572.36937
Perimeter
79766912
Area
397672515625984
Diagonal
28201862.194755
Surface area
2386035093755904
Volume
7.9302771396891E+21
Space diagonal
34540086.086719
Perimeter
59825184
Area
1.7219725045948E+14
Altitude
17270043.043359
Surface area
1.7219725045948E+14
Volume
9.3459212369381E+20
Height
9400620.7315851