20406906 is an even 8-digits composite number following 20406905
and preceding 20406907 . In scientific notation, it is written as 2.0406906 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 6106752 positive integers (up to 20406906) that are relatively prime to 20406906.
20406906 has 8 divisors, whose sum is 30630420
The reverse of 20406906 is 60960402
Previous prime number is 4329
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million four hundred six thousand nine hundred six
Scientific notation
2.0406906 × 10^7
Engineering notation
2.0406906 × 10^6
Prime Factorization
2 × 4329 × 2357
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20406906
Product of the distinct prime numbers
The prime factorization of 20406906 is 2 × 4329 × 2357.
Since it has a total of 3 prime factors.
1 , 7 , 99 , 18 , 798 , 775 , 8677 , 3618 , 33095 , 44432 , 687470 , 747524 , 7751649 , 751225 , 68923429 , 11540998 , 845198967 , 464903666 , 9246319499 , 1266542637
n×2
40813812
n×3
61220718
n×4
81627624
n×5
102034530
n÷2
10203453
n÷3
6802302
n÷3
5101726.5
n÷5
4081381.2
n2
416441812492836
n3
8.4982889220109E+21
n4
1.7342378319232E+29
n5
3.53904284177E+36
2 √n
4517.4003586133
3 √n
273.2702713266
4 √n
67.2116088084
5 √n
28.970462782248
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
-20406905
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 20406906 can be divided by 8 positive divisors.
The sum of these divisors (counting 20406906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110001001111010
3
Ternary
1102101210000100
4
Quaternary
1031312021322
5
Quinary
20211010111
6
Senary
2005220230
8
Octal
115661172
10
Decimal
20406906
12
Duodecimal
6a01676
16
Hexadecimal
137627a
20
Vigesimal
67ah56
36
Base36
c5e2i
md5
3889fb5c3047d013ddae62171c3514cd
sha1
3d7222db69b96c8af5e16f6182b1fa9b3c77f9dc
sha256
1822855ae1133013b49d7a73105561499fee10985f463a51adb6d43ff183ebec
sha512
f6c46c152b5ddb483975ef739ad3cd19fcd01b5f99712b49af333a164c13d837ee73d6190681772e1244276471f235ca093289ac38338972dbf70c1934c2eb9c
ripemd-160
ce8704df38327ef5f2d94e6fe8f6ad6f339cebf8
Diameter
40813812
Circumference
128220371.94419
Area
1.3082905387751E+15
Volume
3.5597549393964E+22
Surface area
5.2331621551004E+15
Circumference
128220371.94419
Perimeter
81627624
Area
416441812492836
Diagonal
28859723.231273
Surface area
2498650874957016
Volume
8.4982889220109E+21
Space diagonal
35345798.017282
Perimeter
61220718
Area
1.8032459440842E+14
Altitude
17672899.008641
Surface area
1.8032459440842E+14
Volume
1.0015329542061E+21
Height
9619907.7437576