20406943 is an odd 8-digits composite number following 20406942
and preceding 20406944 . In scientific notation, it is written as 2.0406943 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 19855368 positive integers (up to 20406943) that are relatively prime to 20406943.
20406943 has 4 divisors, whose sum is 20958520
The reverse of 20406943 is 34960402
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred six thousand nine hundred forty-three
Scientific notation
2.0406943 × 10^7
Engineering notation
2.0406943 × 10^6
Prime Factorization
37 × 551539
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20406943
Product of the distinct prime numbers
The prime factorization of 20406943 is 37 × 551539.
Since it has a total of 2 prime factors.
9 , 5 , 12 , 50 , 454 , 80 , 1762 , 3498 , 2041 , 71020 , 53300 , 52338 , 2712243 , 6344877 , 23142 , 20550560 , 621361362 , 290580490 , 7393010475 , 8741748893
n×2
40813886
n×3
61220829
n×4
81627772
n×5
102034715
n÷2
10203471.5
n÷3
6802314.3333333
n÷3
5101735.75
n÷5
4081388.6
n2
416443322605249
n3
8.4983351471359E+21
n4
1.734250409425E+29
n5
3.5390749252863E+36
2 √n
4517.4044538872
3 √n
273.27043648301
4 √n
67.211639273917
5 √n
28.970473287578
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
-20406942
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 20406943 can be divided by 4 positive divisors.
The sum of these divisors (counting 20406943) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110110001010011111
3
Ternary
1102101210001201
4
Quaternary
1031312022133
5
Quinary
20211010233
6
Senary
2005220331
8
Octal
115661237
10
Decimal
20406943
12
Duodecimal
6a016a7
16
Hexadecimal
137629f
20
Vigesimal
67ah73
36
Base36
c5e3j
md5
a515c8ea7fe919a0a90a099a3d809170
sha1
78d60d3e48a9017baa2cf578fe6893bed54e5399
sha256
20ff06e31a5a8078998ec61844d2fa7c359a5f4f99039aa0027e919d032b5919
sha512
f37b297e39022282a20a497a018221cc72900b9157cbe77cc27054a042fbe934cdd72afe0d255454d2b64a81d9192f79bcb55443acf3ebdadadbdfc73df381e0
ripemd-160
19f9b3f994f4dbe0ede3edc00ccdd12a6d36873a
Diameter
40813886
Circumference
128220604.42205
Area
1.3082952829332E+15
Volume
3.5597743021315E+22
Surface area
5.2331811317327E+15
Circumference
128220604.42205
Perimeter
81627772
Area
416443322605249
Diagonal
28859775.557175
Surface area
2498659935631494
Volume
8.4983351471359E+21
Space diagonal
35345862.103162
Perimeter
61220829
Area
1.8032524830627E+14
Altitude
17672931.051581
Surface area
1.8032524830627E+14
Volume
1.0015384018893E+21
Height
9619925.1857249