20189965 is an odd 8-digits composite number following 20189964
and preceding 20189966 . In scientific notation, it is written as 2.0189965 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 15102976 positive integers (up to 20189965) that are relatively prime to 20189965.
20189965 has 16 divisors, whose sum is 25820208
The reverse of 20189965 is 56998102
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million one hundred eighty-nine thousand nine hundred sixty-five
Scientific notation
2.0189965 × 10^7
Engineering notation
2.0189965 × 10^6
Prime Factorization
5 × 17 × 173 × 1373
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20189965
Product of the distinct prime numbers
The prime factorization of 20189965 is 5 × 17 × 173 × 1373.
Since it has a total of 4 prime factors.
4 , 10 , 37 , 75 , 479 , 792 , 1124 , 754 , 15558 , 91274 , 661543 , 899391 , 7957119 , 3284076 , 13006609 , 57850503 , 925331747 , 773840165 , 4153320211 , 9595036829
n×2
40379930
n×3
60569895
n×4
80759860
n×5
100949825
n÷2
10094982.5
n÷3
6729988.3333333
n÷3
5047491.25
n÷5
4037993
n2
407634686701225
n3
8.2301300572837E+21
n4
1.6616603780201E+29
n5
3.3548864874112E+36
2 √n
4493.3244930675
3 √n
272.29846220978
4 √n
67.03226456765
5 √n
28.908603545515
1 , 5 , 17 , 85 , 173 , 865 , 1373 , 2941 , 6865 , 14705 , 23341 , 116705 , 237529 , 1187645 , 4037993 , 20189965
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20189964
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20189965 can be divided by 16 positive divisors.
The sum of these divisors (counting 20189965) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000001001100001101
3
Ternary
1101222202102111
4
Quaternary
1031001030031
5
Quinary
20132034330
6
Senary
2000424021
8
Octal
115011415
10
Decimal
20189965
12
Duodecimal
6918011
16
Hexadecimal
134130d
20
Vigesimal
663ei5
36
Base36
c0qod
md5
d1a8deb9d060745194bec3e90442b930
sha1
e14aacc53d7c8b1b98afe39c254bff5487b9f1ea
sha256
852591e26ded6da96763ef20743446190e344425b7e412175b7c993dfd7aa41c
sha512
7b26fc98e4d630c50cb986b8c265318424f7d40c183ddef0745496812fcbac21c94ca51d2feb59d7ff47424bca143d7be1612e1bb3dd7cd3f13a640fe5ceccdc
ripemd-160
00ec111b602933f0fed761c7efc3e856ddba4856
Diameter
40379930
Circumference
126857291.44047
Area
1.2806221370889E+15
Volume
3.4474288168068E+22
Surface area
5.1224885483558E+15
Circumference
126857291.44047
Perimeter
80759860
Area
407634686701225
Diagonal
28552922.326838
Surface area
2445808120207350
Volume
8.2301300572837E+21
Space diagonal
34970045.183037
Perimeter
60569895
Area
1.7651099707349E+14
Altitude
17485022.591519
Surface area
1.7651099707349E+14
Volume
9.6993012892542E+20
Height
9517640.7756127