20565515 is an odd 8-digits composite number following 20565514
and preceding 20565516 . In scientific notation, it is written as 2.0565515 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 16452408 positive integers (up to 20565515) that are relatively prime to 20565515.
20565515 has 4 divisors, whose sum is 24678624
The reverse of 20565515 is 51556502
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million five hundred sixty-five thousand five hundred fifteen
Scientific notation
2.0565515 × 10^7
Engineering notation
2.0565515 × 10^6
Prime Factorization
5 × 4113103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20565515
Product of the distinct prime numbers
The prime factorization of 20565515 is 5 × 4113103.
Since it has a total of 2 prime factors.
8 , 9 , 64 , 37 , 92 , 981 , 7325 , 9620 , 24945 , 75813 , 906172 , 524592 , 6202914 , 4050766 , 84694564 , 42462105 , 60340201 , 296468402 , 2310417887 , 3248403954
n×2
41131030
n×3
61696545
n×4
82262060
n×5
102827575
n÷2
10282757.5
n÷3
6855171.6666667
n÷3
5141378.75
n÷5
4113103
n2
422940407215225
n3
8.6979872886908E+21
n4
1.7887858805538E+29
n5
3.6787302858317E+36
2 √n
4534.9217192803
3 √n
273.97642630229
4 √n
67.341827412688
5 √n
29.015356966013
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
-20565514
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 20565515 can be divided by 4 positive divisors.
The sum of these divisors (counting 20565515) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110011100111000001011
3
Ternary
1102200211120202
4
Quaternary
1032130320023
5
Quinary
20231044030
6
Senary
2012442415
8
Octal
116347013
10
Decimal
20565515
12
Duodecimal
6a7940b
16
Hexadecimal
139ce0b
20
Vigesimal
68adff
36
Base36
c8sgb
md5
2cb885e67132dc73d687cd4b01670c25
sha1
e0cdfa8949f908d14cca961503e4a339e378f50d
sha256
2425a65d245374899bf976d4c8f45d0122025ff61c66b1a646fdb955244c5323
sha512
ded7c4b65bf72b4260fa91f66ddfdaa414ff221ffeba4a36b513c62a9df0dce3e0c20ade8ea9f69d4067012407f888063db2430df1a492a1c8416af0ebaa9776
ripemd-160
7135411adeaaae1131ccf54af50e70152ba20b51
Diameter
41131030
Circumference
129216941.68258
Area
1.3287064762136E+15
Volume
3.6434043956225E+22
Surface area
5.3148259048545E+15
Circumference
129216941.68258
Perimeter
82262060
Area
422940407215225
Diagonal
29084030.230187
Surface area
2537642443291350
Volume
8.6979872886908E+21
Space diagonal
35620516.86382
Perimeter
61696545
Area
1.8313856846766E+14
Altitude
17810258.43191
Surface area
1.8313856846766E+14
Volume
1.0250676324179E+21
Height
9694676.7433958