20189485 is an odd 8-digits composite number following 20189484
and preceding 20189486 . In scientific notation, it is written as 2.0189485 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 16117824 positive integers (up to 20189485) that are relatively prime to 20189485.
20189485 has 8 divisors, whose sum is 24278040
The reverse of 20189485 is 58498102
Previous prime number is 509
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred eighty-nine thousand four hundred eighty-five
Scientific notation
2.0189485 × 10^7
Engineering notation
2.0189485 × 10^6
Prime Factorization
5 × 509 × 7933
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20189485
Product of the distinct prime numbers
The prime factorization of 20189485 is 5 × 509 × 7933.
Since it has a total of 3 prime factors.
7 , 9 , 20 , 66 , 808 , 424 , 2210 , 2024 , 61398 , 47751 , 600836 , 204453 , 4149691 , 515524 , 90622926 , 54090200 , 340825583 , 558173781 , 8727103716 , 6608332265
n×2
40378970
n×3
60568455
n×4
80757940
n×5
100947425
n÷2
10094742.5
n÷3
6729828.3333333
n÷3
5047371.25
n÷5
4037897
n2
407615304565225
n3
8.22954307729E+21
n4
1.661502365158E+29
n5
3.3544877078822E+36
2 √n
4493.271080182
3 √n
272.29630430118
4 √n
67.031866154703
5 √n
28.908466088499
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
-20189484
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 20189485 can be divided by 8 positive divisors.
The sum of these divisors (counting 20189485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000001000100101101
3
Ternary
1101222201202201
4
Quaternary
1031001010231
5
Quinary
20132030420
6
Senary
2000421501
8
Octal
115010455
10
Decimal
20189485
12
Duodecimal
6917891
16
Hexadecimal
134112d
20
Vigesimal
663de5
36
Base36
c0qb1
md5
b65b78bf6ae1433afe4ca8369d1f2822
sha1
ad9eeb17f6799a52faa52863c0ecf7bd24ac0efe
sha256
41fe04d1f24149fac90ac3c00fdda6ad8fc12eda1353ffae3127ca14d653ad7a
sha512
8df8278e9dcea3877b7584867a2fbbd49bc5fae638353b2739ff6eebc22603985409d4f4aadafb02805f18794d70d137b311579d98d12d661947cc445c969e56
ripemd-160
c3a29a48b8063e049495b076eb28d44a15310dd2
Diameter
40378970
Circumference
126854275.51152
Area
1.2805612463129E+15
Volume
3.447182943202E+22
Surface area
5.1222449852515E+15
Circumference
126854275.51152
Perimeter
80757940
Area
407615304565225
Diagonal
28552243.504328
Surface area
2445691827391350
Volume
8.22954307729E+21
Space diagonal
34969213.79865
Perimeter
60568455
Area
1.7650260436241E+14
Altitude
17484606.899325
Surface area
1.7650260436241E+14
Volume
9.6986095266977E+20
Height
9517414.5014427