20450165 is an odd 8-digits composite number following 20450164
and preceding 20450166 . In scientific notation, it is written as 2.0450165 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16360128 positive integers (up to 20450165) that are relatively prime to 20450165.
20450165 has 4 divisors, whose sum is 24540204
The reverse of 20450165 is 56105402
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million four hundred fifty thousand one hundred sixty-five
Scientific notation
2.0450165 × 10^7
Engineering notation
2.0450165 × 10^6
Prime Factorization
5 × 4090033
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20450165
Product of the distinct prime numbers
The prime factorization of 20450165 is 5 × 4090033.
Since it has a total of 2 prime factors.
8 , 5 , 65 , 9 , 137 , 142 , 7640 , 7341 , 53556 , 59899 , 114350 , 997596 , 5265106 , 1214378 , 90511752 , 68478831 , 127874892 , 147305097 , 7775224282 , 8403859336
n×2
40900330
n×3
61350495
n×4
81800660
n×5
102250825
n÷2
10225082.5
n÷3
6816721.6666667
n÷3
5112541.25
n÷5
4090033
n2
418209248527225
n3
8.5524481369078E+21
n4
1.7489897555371E+29
n5
3.5767129084043E+36
2 √n
4522.1858652647
3 √n
273.46322978562
4 √n
67.247199683442
5 √n
28.982734823358
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
-20450164
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 20450165 can be divided by 4 positive divisors.
The sum of these divisors (counting 20450165) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000000101101110101
3
Ternary
1102110222100112
4
Quaternary
1032000231311
5
Quinary
20213401130
6
Senary
2010152405
8
Octal
116005565
10
Decimal
20450165
12
Duodecimal
6a22705
16
Hexadecimal
1380b75
20
Vigesimal
67g585
36
Base36
c6bg5
md5
71b9efb17b6e1af13b5d1d64a85f6663
sha1
54c87534d2f67de48b26ebae6736a59656790b47
sha256
19cff173ebec2fde542e569d71499b25c04533b9f0f9c8db67f2c56b1a4bf531
sha512
eccd8ec272f77fd5421b53e8cac52dd21e3f9f1b6b19d3290823b6a8bdd4710e64335bf0e44f2516d49536bc417bc7638d7166b8b61c9cb44d7c56ddb0374729
ripemd-160
7a5aeff717e92a475090ba737ef2f93395eb4e75
Diameter
40900330
Circumference
128492176.2574
Area
1.3138431028364E+15
Volume
3.5824410982823E+22
Surface area
5.2553724113458E+15
Circumference
128492176.2574
Perimeter
81800660
Area
418209248527225
Diagonal
28920900.695768
Surface area
2509255491163350
Volume
8.5524481369078E+21
Space diagonal
35420724.803167
Perimeter
61350495
Area
1.8108991666109E+14
Altitude
17710362.401583
Surface area
1.8108991666109E+14
Volume
1.0079156788923E+21
Height
9640300.2319225