20190385 is an odd 8-digits composite number following 20190384
and preceding 20190386 . In scientific notation, it is written as 2.0190385 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 16134144 positive integers (up to 20190385) that are relatively prime to 20190385.
20190385 has 8 divisors, whose sum is 24255720
The reverse of 20190385 is 58309102
Previous prime number is 1213
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred ninety thousand three hundred eighty-five
Scientific notation
2.0190385 × 10^7
Engineering notation
2.0190385 × 10^6
Prime Factorization
5 × 1213 × 3329
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20190385
Product of the distinct prime numbers
The prime factorization of 20190385 is 5 × 1213 × 3329.
Since it has a total of 3 prime factors.
9 , 6 , 66 , 36 , 694 , 787 , 488 , 5792 , 26071 , 5689 , 283137 , 780749 , 9558221 , 9117489 , 22883633 , 14323964 , 938641171 , 271935540 , 4292618675 , 5587486757
n×2
40380770
n×3
60571155
n×4
80761540
n×5
100951925
n÷2
10095192.5
n÷3
6730128.3333333
n÷3
5047596.25
n÷5
4038077
n2
407651646448225
n3
8.2306436876735E+21
n4
1.6617986485195E+29
n5
3.3552354506088E+36
2 √n
4493.3712288214
3 √n
272.30035035176
4 √n
67.032613173152
5 √n
28.908723818259
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
-20190384
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 20190385 can be divided by 8 positive divisors.
The sum of these divisors (counting 20190385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000001010010110001
3
Ternary
1101222210000001
4
Quaternary
1031001102301
5
Quinary
20132043020
6
Senary
2000430001
8
Octal
115012261
10
Decimal
20190385
12
Duodecimal
6918301
16
Hexadecimal
13414b1
20
Vigesimal
663fj5
36
Base36
c0r01
md5
55b27db598e51b453bcace6be16a16ff
sha1
bc3d44a7b8a031a7e6b57e8f772a7ec132450f3f
sha256
13c930f975d4ebb9af15ee426d82aaaf639d20b10642d345bc978b09242440f6
sha512
4c5d3ba702bc95c5136dd38f9f1a2f0dd0e77836f0d3c820034769c4a71a2d632b2d37c36bc7af672aa81f2c9232a1f9e332ebd7ba9607c96300fd88b1ccb991
ripemd-160
32d22df8f3b360b64a17f9c304f9bf43db6404ab
Diameter
40380770
Circumference
126859930.3783
Area
1.2806754177055E+15
Volume
3.4476439658014E+22
Surface area
5.1227016708221E+15
Circumference
126859930.3783
Perimeter
80761540
Area
407651646448225
Diagonal
28553516.296534
Surface area
2445909878689350
Volume
8.2306436876735E+21
Space diagonal
34970772.644377
Perimeter
60571155
Area
1.7651834085936E+14
Altitude
17485386.322188
Surface area
1.7651834085936E+14
Volume
9.6999066084737E+20
Height
9517838.7655114