20190285 is an odd 8-digits composite number following 20190284
and preceding 20190286 . In scientific notation, it is written as 2.0190285 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 10732032 positive integers (up to 20190285) that are relatively prime to 20190285.
20190285 has 24 divisors, whose sum is 35114040
The reverse of 20190285 is 58209102
Previous prime number is 1097
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred ninety thousand two hundred eighty-five
Scientific notation
2.0190285 × 10^7
Engineering notation
2.0190285 × 10^6
Prime Factorization
3 × 3 × 5 × 1097 × 409
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
6730095
Product of the distinct prime numbers
The prime factorization of 20190285 is 3 × 3 × 5 × 1097 × 409.
Since it has a total of 5 prime factors.
6 , 6 , 54 , 10 , 764 , 702 , 546 , 8455 , 35814 , 52828 , 382375 , 797885 , 5632946 , 1533773 , 95551750 , 96857502 , 412368483 , 278422325 , 5576764143 , 1444753946
n×2
40380570
n×3
60570855
n×4
80761140
n×5
100951425
n÷2
10095142.5
n÷3
6730095
n÷3
5047571.25
n÷5
4038057
n2
407647608381225
n3
8.2305213927853E+21
n4
1.6617657261893E+29
n5
3.3551523614994E+36
2 √n
4493.360101305
3 √n
272.29990079652
4 √n
67.032530172335
5 √n
28.908695182073
1 , 3 , 5 , 9 , 15 , 45 , 409 , 1097 , 1227 , 2045 , 3291 , 3681 , 5485 , 6135 , 9873 , 16455 , 18405 , 49365 , 448673 , 1346019 , 2243365 , 4038057 , 6730095 , 20190285
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
-20190284
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 20190285 can be divided by 24 positive divisors.
The sum of these divisors (counting 20190285) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001101000001010001001101
3
Ternary
1101222202212100
4
Quaternary
1031001101031
5
Quinary
20132042120
6
Senary
2000425313
8
Octal
115012115
10
Decimal
20190285
12
Duodecimal
6918239
16
Hexadecimal
134144d
20
Vigesimal
663fe5
36
Base36
c0qx9
md5
1e8060a84f52b64eca86cf31789e6c4e
sha1
f82d0ba1c74c470671914c76b7d11da24577755a
sha256
45ea09c6efa3ec1b4459ba6718650d8e5b2dcb44734edced620cbc3729d330f2
sha512
4e87e81f8b959a4cd46f978325f553a45165a80bebff132fd011d6ff8544b95e6fbfca6efa6b4f6ec682fe5ee9ac48795eef2480a8c8681493791555ba361e5b
ripemd-160
4f2ded7ec3ea009a3df8cc8bb79e47c27b046f5d
Diameter
40380570
Circumference
126859302.05977
Area
1.2806627317439E+15
Volume
3.4475927390384E+22
Surface area
5.1226509269756E+15
Circumference
126859302.05977
Perimeter
80761140
Area
407647608381225
Diagonal
28553374.875178
Surface area
2445885650287350
Volume
8.2305213927853E+21
Space diagonal
34970599.439296
Perimeter
60570855
Area
1.7651659232506E+14
Altitude
17485299.719648
Surface area
1.7651659232506E+14
Volume
9.6997624825657E+20
Height
9517791.6250594