20020649 is an odd 8-digits composite number following 20020648
and preceding 20020650 . In scientific notation, it is written as 2.0020649 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 17409040 positive integers (up to 20020649) that are relatively prime to 20020649.
20020649 has 8 divisors, whose sum is 22790592
The reverse of 20020649 is 94602002
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million twenty thousand six hundred forty-nine
Scientific notation
2.0020649 × 10^7
Engineering notation
2.0020649 × 10^6
Prime Factorization
11 × 23 × 79133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20020649
Product of the distinct prime numbers
The prime factorization of 20020649 is 11 × 23 × 79133.
Since it has a total of 3 prime factors.
7 , 6 , 85 , 43 , 714 , 178 , 3350 , 2912 , 82466 , 30000 , 741801 , 560039 , 7726960 , 8498305 , 71620449 , 50329794 , 62213281 , 971985794 , 6156015535 , 9307429577
n×2
40041298
n×3
60061947
n×4
80082596
n×5
100103245
n÷2
10010324.5
n÷3
6673549.6666667
n÷3
5005162.25
n÷5
4004129.8
n2
400826386381201
n3
8.0248043916764E+21
n4
1.6066179201941E+29
n5
3.2165533457316E+36
2 √n
4474.4439878045
3 √n
271.53514621084
4 √n
66.891284841932
5 √n
28.859953721178
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
-20020648
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 20020649 can be divided by 8 positive divisors.
The sum of these divisors (counting 20020649) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010111110110101001
3
Ternary
1101200011011112
4
Quaternary
1030113312221
5
Quinary
20111130044
6
Senary
1553040105
8
Octal
114276651
10
Decimal
20020649
12
Duodecimal
6856035
16
Hexadecimal
1317da9
20
Vigesimal
652bc9
36
Base36
bx415
md5
430015545e993dfb5d6fd83060164cdb
sha1
3c0594e98b024f64aa40bb564af0fbccbebd2cf6
sha256
b56d23ab1640b9c6c37998fbf1b6207d74c9dcf64d6f80209e5023dd3475cc2b
sha512
479af5f9efadf133e3868e80a087fb17c6999487ebca12a5d0ed10b3e4b3b402da3a19c7d54fa737b50fa17128ce0325aab92844d25b415fe0fe851c2a222a38
ripemd-160
d417ee90b4adb1b67f9ab5e5827b779a9cc0e809
Diameter
40041298
Circumference
125793447.637
Area
1.2592332308201E+15
Volume
3.3614222031181E+22
Surface area
5.0369329232805E+15
Circumference
125793447.637
Perimeter
80082596
Area
400826386381201
Diagonal
28313473.343311
Surface area
2404958318287206
Volume
8.0248043916764E+21
Space diagonal
34676781.268503
Perimeter
60061947
Area
1.7356291655662E+14
Altitude
17338390.634252
Surface area
1.7356291655662E+14
Volume
9.45732267175E+20
Height
9437824.4477704