20191384 is an even 8-digits composite number following 20191383
and preceding 20191385 . In scientific notation, it is written as 2.0191384 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 8 positive divisors.
There are 10095688 positive integers (up to 20191384) that are relatively prime to 20191384.
20191384 has 8 divisors, whose sum is 37858860
The reverse of 20191384 is 48319102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred ninety-one thousand three hundred eighty-four
Scientific notation
2.0191384 × 10^7
Engineering notation
2.0191384 × 10^6
Prime Factorization
2 × 2 × 2 × 2523923
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5047846
Product of the distinct prime numbers
The prime factorization of 20191384 is 2 × 2 × 2 × 2523923.
Since it has a total of 4 prime factors.
10 , 4 , 28 , 83 , 462 , 471 , 3558 , 2451 , 94422 , 90175 , 624488 , 451923 , 9609827 , 369510 , 25359796 , 70801919 , 961561470 , 447535152 , 8875204907 , 7308701386
n×2
40382768
n×3
60574152
n×4
80765536
n×5
100956920
n÷2
10095692
n÷3
6730461.3333333
n÷3
5047846
n÷5
4038276.8
n2
407691987835456
n3
8.231865480109E+21
n4
1.6621275694523E+29
n5
3.3560656011797E+36
2 √n
4493.4823911973
3 √n
272.3048413271
4 √n
67.033442334385
5 √n
28.909009887529
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
-20191383
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 20191384 can be divided by 8 positive divisors.
The sum of these divisors (counting 20191384) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000001100010011000
3
Ternary
1101222211101001
4
Quaternary
1031001202120
5
Quinary
20132111014
6
Senary
2000434344
8
Octal
115014230
10
Decimal
20191384
12
Duodecimal
69189b4
16
Hexadecimal
1341898
20
Vigesimal
663i94
36
Base36
c0rrs
md5
b16f1a538dcc6447ffea7fa30f47920a
sha1
ad2a18e51921417be34a3278d2965b297e10f6b8
sha256
db1a94423a4d7d37043925dbe64d5bfe8d03cfc662d613ec8e7435e78bbb286e
sha512
7aa1fb1bded866f958c5d4b651aadc6216abd8163d6594ea697d52d1f10c9aec9479e5b4860a897bf8617476dca0010cfe14f0c4562849f4beb4c45bb5e58daf
ripemd-160
b567857c7c611333afe51684fe0c963e7e09593e
Diameter
40382768
Circumference
126866207.28042
Area
1.2808021539113E+15
Volume
3.44815574902E+22
Surface area
5.1232086156452E+15
Circumference
126866207.28042
Perimeter
80765536
Area
407691987835456
Diagonal
28554929.095883
Surface area
2446151927012736
Volume
8.231865480109E+21
Space diagonal
34972502.963133
Perimeter
60574152
Area
1.7653580919244E+14
Altitude
17486251.481567
Surface area
1.7653580919244E+14
Volume
9.7013465046676E+20
Height
9518309.6986277