20565505 is an odd 8-digits composite number following 20565504
and preceding 20565506 . In scientific notation, it is written as 2.0565505 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 15361920 positive integers (up to 20565505) that are relatively prime to 20565505.
20565505 has 8 divisors, whose sum is 21081600
The reverse of 20565505 is 50556502
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million five hundred sixty-five thousand five hundred five
Scientific notation
2.0565505 × 10^7
Engineering notation
2.0565505 × 10^6
Prime Factorization
95 × 71 × 3049
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20565505
Product of the distinct prime numbers
The prime factorization of 20565505 is 95 × 71 × 3049.
Since it has a total of 3 prime factors.
8 , 10 , 38 , 33 , 88 , 548 , 30 , 5799 , 57337 , 96224 , 167230 , 884683 , 6003210 , 3205490 , 72822987 , 64616160 , 367831056 , 702030906 , 4089949806 , 7234868353
n×2
41131010
n×3
61696515
n×4
82262020
n×5
102827525
n÷2
10282752.5
n÷3
6855168.3333333
n÷3
5141376.25
n÷5
4113101
n2
422939995905025
n3
8.6979746004848E+21
n4
1.7887824013614E+29
n5
3.678721341911E+36
2 √n
4534.9206167253
3 √n
273.97638189519
4 √n
67.341819226431
5 √n
29.015354144264
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
-20565504
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 20565505 can be divided by 8 positive divisors.
The sum of these divisors (counting 20565505) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110011100111000000001
3
Ternary
1102200211120101
4
Quaternary
1032130320001
5
Quinary
20231044010
6
Senary
2012442401
8
Octal
116347001
10
Decimal
20565505
12
Duodecimal
6a79401
16
Hexadecimal
139ce01
20
Vigesimal
68adf5
36
Base36
c8sg1
md5
57a39c791ccef951e13210e2d8917c92
sha1
7b5510bbeca89c433a2ad48cc8c7957dd2cb8e13
sha256
4e60bc48ad94212225bdc59318a97725cc2f3030496659c9216937cd73209887
sha512
6c4a4fd95566d28dd648f3d2ccb54b212e447ea9385c1ad97641965b0eb69daf5ac455946a6f338ab0fd7f49a1f6c79209d57fd479262dff88a64053f4b56abf
ripemd-160
781cb1752683641a69db872df76bd1aab62120b9
Diameter
41131010
Circumference
129216878.85073
Area
1.3287051840445E+15
Volume
3.6433990807991E+22
Surface area
5.3148207361781E+15
Circumference
129216878.85073
Perimeter
82262020
Area
422939995905025
Diagonal
29084016.088052
Surface area
2537639975430150
Volume
8.6979746004848E+21
Space diagonal
35620499.543312
Perimeter
61696515
Area
1.8313839036512E+14
Altitude
17810249.771656
Surface area
1.8313839036512E+14
Volume
1.0250661370985E+21
Height
9694672.0293506