20165205 is an odd 8-digits composite number following 20165204
and preceding 20165206 . In scientific notation, it is written as 2.0165205 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 10754768 positive integers (up to 20165205) that are relatively prime to 20165205.
20165205 has 8 divisors, whose sum is 32264352
The reverse of 20165205 is 50256102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred sixty-five thousand two hundred five
Scientific notation
2.0165205 × 10^7
Engineering notation
2.0165205 × 10^6
Prime Factorization
3 × 5 × 1344347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20165205
Product of the distinct prime numbers
The prime factorization of 20165205 is 3 × 5 × 1344347.
Since it has a total of 3 prime factors.
4 , 4 , 68 , 9 , 571 , 295 , 6367 , 2065 , 29109 , 54761 , 985344 , 711946 , 2456692 , 15634 , 5934813 , 90226112 , 526344404 , 145988381 , 3411827111 , 1050558990
n×2
40330410
n×3
60495615
n×4
80660820
n×5
100826025
n÷2
10082602.5
n÷3
6721735
n÷3
5041301.25
n÷5
4033041
n2
406635492692025
n3
8.1998880704107E+21
n4
1.6535242391689E+29
n5
3.3343655255309E+36
2 √n
4490.5684495395
3 √n
272.18710543973
4 √n
67.011703825075
5 √n
28.90150964119
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
-20165204
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 20165205 can be divided by 8 positive divisors.
The sum of these divisors (counting 20165205) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111011001001010101
3
Ternary
1101221111110110
4
Quaternary
1030323021111
5
Quinary
20130241310
6
Senary
2000113233
8
Octal
114731125
10
Decimal
20165205
12
Duodecimal
6905819
16
Hexadecimal
133b255
20
Vigesimal
660d05
36
Base36
c07kl
md5
efb69e7564ed2243a51438fc4d204b71
sha1
99a087aabf4c933bca8804452e2d73ee98890bf9
sha256
22bc726ca0208327810285b6895165938a3073e51a345e63f413343010534e11
sha512
3c61f8ad0cfdc8a4a9a0bdde2d1d7bac868ccda13ff742aee0b793364295fd6043c699370382eff3af254e9295e9137e28c57d209143449492de386fd6e35996
ripemd-160
3c72afa9e6795d2ba16d8400a273f67916ef95d1
Diameter
40330410
Circumference
126701719.77226
Area
1.2774830765301E+15
Volume
3.4347610829681E+22
Surface area
5.1099323061205E+15
Circumference
126701719.77226
Perimeter
80660820
Area
406635492692025
Diagonal
28517906.399034
Surface area
2439812956152150
Volume
8.1998880704107E+21
Space diagonal
34927159.605042
Perimeter
60495615
Area
1.7607833337585E+14
Altitude
17463579.802521
Surface area
1.7607833337585E+14
Volume
9.6636607659301E+20
Height
9505968.7996779