20105165 is an odd 8-digits composite number following 20105164
and preceding 20105166 . In scientific notation, it is written as 2.0105165 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 16084128 positive integers (up to 20105165) that are relatively prime to 20105165.
20105165 has 4 divisors, whose sum is 24126204
The reverse of 20105165 is 56150102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred five thousand one hundred sixty-five
Scientific notation
2.0105165 × 10^7
Engineering notation
2.0105165 × 10^6
Prime Factorization
5 × 4021033
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20105165
Product of the distinct prime numbers
The prime factorization of 20105165 is 5 × 4021033.
Since it has a total of 2 prime factors.
10 , 10 , 94 , 67 , 702 , 12 , 2728 , 2273 , 90404 , 17296 , 113999 , 369538 , 3131660 , 9752556 , 26923007 , 42017175 , 219682588 , 36290446 , 8168601758 , 2233693404
n×2
40210330
n×3
60315495
n×4
80420660
n×5
100525825
n÷2
10052582.5
n÷3
6701721.6666667
n÷3
5026291.25
n÷5
4021033
n2
404217659677225
n3
8.1268627437245E+21
n4
1.6339191639493E+29
n5
3.2850214387863E+36
2 √n
4483.8783435771
3 √n
271.9166997297
4 √n
66.96176777518
5 √n
28.884278802705
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
-20105164
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 20105165 can be divided by 4 positive divisors.
The sum of these divisors (counting 20105165) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101100011111001101
3
Ternary
1101211110002202
4
Quaternary
1030230133031
5
Quinary
20121331130
6
Senary
1554531245
8
Octal
114543715
10
Decimal
20105165
12
Duodecimal
6896b25
16
Hexadecimal
132c7cd
20
Vigesimal
65d2i5
36
Base36
byx8t
md5
6bf5a797a3906a19826bf3ecb51caa7f
sha1
119a82c7a0c6601dc4c5a1645b0c5ea198263a1d
sha256
f327bd3c1a7981c7fa485ec5e04b138eadcb952c08f46f3e4a6ac93687ccddf0
sha512
6205fc20150bc1da980a56929334e86e4314b54b6b649dc6c901f5d996e541ee2a4c03820401cf7f653d97c5d0a9f58ff53371077eb8927764853b865a1806db
ripemd-160
2307d4ac3b7b508cc7dedaf4438fedbedfca7066
Diameter
40210330
Circumference
126324477.32642
Area
1.2698872300932E+15
Volume
3.4041723056556E+22
Surface area
5.0795489203729E+15
Circumference
126324477.32642
Perimeter
80420660
Area
404217659677225
Diagonal
28432997.016749
Surface area
2425305958063350
Volume
8.1268627437245E+21
Space diagonal
34823167.274556
Perimeter
60315495
Area
1.7503138096938E+14
Altitude
17411583.637278
Surface area
1.7503138096938E+14
Volume
9.5775995930998E+20
Height
9477665.6722496