20190997 is an odd 8-digits composite number following 20190996
and preceding 20190998 . In scientific notation, it is written as 2.0190997 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 19914336 positive integers (up to 20190997) that are relatively prime to 20190997.
20190997 has 4 divisors, whose sum is 20467660
The reverse of 20190997 is 79909102
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred ninety thousand nine hundred ninety-seven
Scientific notation
2.0190997 × 10^7
Engineering notation
2.0190997 × 10^6
Prime Factorization
73 × 276589
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20190997
Product of the distinct prime numbers
The prime factorization of 20190997 is 73 × 276589.
Since it has a total of 2 prime factors.
4 , 9 , 19 , 11 , 235 , 712 , 6010 , 582 , 34265 , 27106 , 532890 , 980760 , 9267380 , 8625171 , 13040395 , 15347009 , 182825217 , 983827093 , 7107618250 , 2229549578
n×2
40381994
n×3
60572991
n×4
80763988
n×5
100954985
n÷2
10095498.5
n÷3
6730332.3333333
n÷3
5047749.25
n÷5
4038199.4
n2
407676359854009
n3
8.2313921587832E+21
n4
1.6620001438382E+29
n5
3.3557439918236E+36
2 √n
4493.4393286212
3 √n
272.30310159747
4 √n
67.033121131432
5 √n
28.908899069245
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
-20190996
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 20190997 can be divided by 4 positive divisors.
The sum of these divisors (counting 20190997) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001011100010101
3
Ternary
1101222210211201
4
Quaternary
1031001130111
5
Quinary
20132102442
6
Senary
2000432501
8
Octal
115013425
10
Decimal
20190997
12
Duodecimal
6918731
16
Hexadecimal
1341715
20
Vigesimal
663h9h
36
Base36
c0rh1
md5
4b29885c5b203c5bf6e985e0cb48342e
sha1
5cd0e038f893c2d67fe02008640cd1ee2ce4e8f2
sha256
89de172ea2502bd97a414ae993019193d3356d5bdad7ddc0d56b671f6a9fdeee
sha512
27abbdad1aa1e49a3a470b89d377667b28fb3400bb584ea8ee3956cdefe99925b4e65c7c34bdac23263479058d6d8b363d827f97b5a528353a670e31c09fffd2
ripemd-160
e9f36cd79495752b42a5ab94ba70a054c97b12cd
Diameter
40381994
Circumference
126863775.68771
Area
1.2807530571596E+15
Volume
3.4479574846467E+22
Surface area
5.1230122286383E+15
Circumference
126863775.68771
Perimeter
80763988
Area
407676359854009
Diagonal
28554381.795234
Surface area
2446058159124054
Volume
8.2313921587832E+21
Space diagonal
34971832.659471
Perimeter
60572991
Area
1.7652904207797E+14
Altitude
17485916.329735
Surface area
1.7652904207797E+14
Volume
9.7007886901356E+20
Height
9518127.2650782