20406965 is an odd 8-digits composite number following 20406964
and preceding 20406966 . In scientific notation, it is written as 2.0406965 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 16325568 positive integers (up to 20406965) that are relatively prime to 20406965.
20406965 has 4 divisors, whose sum is 24488364
The reverse of 20406965 is 56960402
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million four hundred six thousand nine hundred sixty-five
Scientific notation
2.0406965 × 10^7
Engineering notation
2.0406965 × 10^6
Prime Factorization
5 × 4081393
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20406965
Product of the distinct prime numbers
The prime factorization of 20406965 is 5 × 4081393.
Since it has a total of 2 prime factors.
2 , 5 , 54 , 30 , 784 , 908 , 3544 , 5680 , 6869 , 78376 , 918105 , 66869 , 1798394 , 3289489 , 93158177 , 54254599 , 972421367 , 757138634 , 4294350236 , 5263318939
n×2
40813930
n×3
61220895
n×4
81627860
n×5
102034825
n÷2
10203482.5
n÷3
6802321.6666667
n÷3
5101741.25
n÷5
4081393
n2
416444220511225
n3
8.4983626324249E+21
n4
1.734257887972E+29
n5
3.5390940020819E+36
2 √n
4517.4068889132
3 √n
273.27053468402
4 √n
67.21165738853
5 √n
28.970479533983
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
-20406964
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 20406965 can be divided by 4 positive divisors.
The sum of these divisors (counting 20406965) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110110001010110101
3
Ternary
1102101210002112
4
Quaternary
1031312022311
5
Quinary
20211010330
6
Senary
2005220405
8
Octal
115661265
10
Decimal
20406965
12
Duodecimal
6a01705
16
Hexadecimal
13762b5
20
Vigesimal
67ah85
36
Base36
c5e45
md5
d175cd4ff13ae19a325704d7335370ac
sha1
30b6456ef27020e6e4e1b96772727c0dc527fa20
sha256
ec64bef0284453af5c9874b61759002d7880df575bf1407fcad563d23c8455a1
sha512
37866be2ccd54aa0345c0a989ab7e282382bfc4da0a1a4bcdad9166a9a5db2d82226c4e5c9bea92850d386088b307ec7992cb95df14d8e5eac6cc55f6ff9859a
ripemd-160
11bf4da75e4111d71d953f2a8e6424f1782abea8
Diameter
40813930
Circumference
128220742.65213
Area
1.308298103788E+15
Volume
3.5597858151424E+22
Surface area
5.233192415152E+15
Circumference
128220742.65213
Perimeter
81627860
Area
416444220511225
Diagonal
28859806.669873
Surface area
2498665323067350
Volume
8.4983626324249E+21
Space diagonal
35345900.20828
Perimeter
61220895
Area
1.8032563711096E+14
Altitude
17672950.10414
Surface area
1.8032563711096E+14
Volume
1.0015416410617E+21
Height
9619935.5566244