6565 is an odd 4-digits composite number following 6564
and preceding 6566 . In scientific notation, it is written as 6.565 × 10^3.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 4800 positive integers (up to 6565) that are relatively prime to 6565.
6565 has 8 divisors, whose sum is 8568
The reverse of 6565 is 5656
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 4
Sum of Digits 22
Digital Root 4
Name
six thousand five hundred sixty-five
Scientific notation
6.565 × 10^3
Engineering notation
6.565 × 10^3
Prime Factorization
5 × 13 × 101
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6565
Product of the distinct prime numbers
The prime factorization of 6565 is 5 × 13 × 101.
Since it has a total of 3 prime factors.
4 , 5 , 77 , 70 , 482 , 911 , 4028 , 515 , 19143 , 72973 , 228301 , 53611 , 7963210 , 6944919 , 21019100 , 97661503 , 218119204 , 520754539 , 1047518489 , 9667675281
n×2
13130
n×3
19695
n×4
26260
n×5
32825
n÷2
3282.5
n÷3
2188.3333333333
n÷3
1641.25
n÷5
1313
n2
43099225
n3
282946412125
n4
1857543195600625
n5
1.2194771079118E+19
2 √n
81.024687595819
3 √n
18.724558086021
4 √n
9.0013714286112
5 √n
5.800253116334
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
-6564
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 6565 can be divided by 8 positive divisors.
The sum of these divisors (counting 6565) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100110100101
3
Ternary
100000011
4
Quaternary
1212211
5
Quinary
202230
6
Senary
50221
8
Octal
14645
10
Decimal
6565
12
Duodecimal
3971
16
Hexadecimal
19a5
20
Vigesimal
g85
36
Base36
52d
md5
e615c82aba461681ade82da2da38004a
sha1
7419673903e9bfd912a49fdce8f409519602d30f
sha256
0ae3305415102d365f21b19b0ba90eebfebd1c4f38b79ae87dce1655a31650a4
sha512
51c8f7ef3903dbbfc152cc6b12b711d0e5cf1770714919344bdf017b0d83b5763c513c9c0750ec1c3bbf7540e5cdf1c2d8b8ac8cf5b2cf27cb7613f0b697abd1
ripemd-160
71f72553cd7dcda0b3c5065963efc3fa94650968
Diameter
13130
Circumference
41249.111541634
Area
135400208.63541
Volume
1185203159588.7
Surface area
541600834.54165
Circumference
41249.111541634
Perimeter
26260
Area
43099225
Diagonal
9284.3120369794
Surface area
258595350
Volume
282946412125
Space diagonal
11370.91355169
Perimeter
19695
Area
18662511.866711
Altitude
5685.4567758448
Surface area
18662511.866711
Volume
33345554454.332
Height
3094.7706789931