20565997 is an odd 8-digits composite number following 20565996
and preceding 20565998 . In scientific notation, it is written as 2.0565997 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 20024928 positive integers (up to 20565997) that are relatively prime to 20565997.
20565997 has 8 divisors, whose sum is 21110144
The reverse of 20565997 is 79956502
Previous prime number is 463
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million five hundred sixty-five thousand nine hundred ninety-seven
Scientific notation
2.0565997 × 10^7
Engineering notation
2.0565997 × 10^6
Prime Factorization
43 × 463 × 1033
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20565997
Product of the distinct prime numbers
The prime factorization of 20565997 is 43 × 463 × 1033.
Since it has a total of 3 prime factors.
7 , 6 , 65 , 34 , 831 , 300 , 9471 , 7921 , 648 , 31135 , 895607 , 718705 , 839815 , 816728 , 55461924 , 51594091 , 378051205 , 810115298 , 7197599783 , 4018489578
n×2
41131994
n×3
61697991
n×4
82263988
n×5
102829985
n÷2
10282998.5
n÷3
6855332.3333333
n÷3
5141499.25
n÷5
4113199.4
n2
422960232604009
n3
8.6985988748534E+21
n4
1.7889535836444E+29
n5
3.6791614034369E+36
2 √n
4534.9748621134
3 √n
273.97856670749
4 √n
67.342221986755
5 √n
29.015492973022
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
-20565996
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 20565997 can be divided by 8 positive divisors.
The sum of these divisors (counting 20565997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110011100111111101101
3
Ternary
1102200212020121
4
Quaternary
1032130333231
5
Quinary
20231102442
6
Senary
2012444541
8
Octal
116347755
10
Decimal
20565997
12
Duodecimal
6a79751
16
Hexadecimal
139cfed
20
Vigesimal
68aejh
36
Base36
c8stp
md5
db291efa31b49e17f41dd9a1311245ac
sha1
595beee0266537577bedc65d53c61a086dd7aeae
sha256
a3a07c00680e9518b36fac695fb7d1ba091bf00727278d846f867fecfdbe3536
sha512
513a4642d82de5c71c47c36c89941461f5730727cad7c4c2e31e13db4395eda9b5133ae503c8b66503c21f18291ded67d4e4c0fbaa7bd02beffe8af85efa2075
ripemd-160
38ed1f58b7ff5f1955f3faba77080393eb50f1d2
Diameter
41131994
Circumference
129219970.1779
Area
1.3287687595094E+15
Volume
3.6436605762352E+22
Surface area
5.3150750380375E+15
Circumference
129219970.1779
Perimeter
82263988
Area
422960232604009
Diagonal
29084711.881124
Surface area
2537761395624054
Volume
8.6985988748534E+21
Space diagonal
35621351.712309
Perimeter
61697991
Area
1.8314715311282E+14
Altitude
17810675.856155
Surface area
1.8314715311282E+14
Volume
1.0251397085384E+21
Height
9694903.9603748