20405726 is an even 8-digits composite number following 20405725
and preceding 20405727 . In scientific notation, it is written as 2.0405726 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 9275320 positive integers (up to 20405726) that are relatively prime to 20405726.
20405726 has 8 divisors, whose sum is 33391224
The reverse of 20405726 is 62750402
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million four hundred five thousand seven hundred twenty-six
Scientific notation
2.0405726 × 10^7
Engineering notation
2.0405726 × 10^6
Prime Factorization
2 × 11 × 927533
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20405726
Product of the distinct prime numbers
The prime factorization of 20405726 is 2 × 11 × 927533.
Since it has a total of 3 prime factors.
6 , 10 , 71 , 31 , 248 , 995 , 8336 , 9290 , 54767 , 16517 , 751895 , 81123 , 5983796 , 2702004 , 59384392 , 81073995 , 888575667 , 45135787 , 4146999799 , 1953012105
n×2
40811452
n×3
61217178
n×4
81622904
n×5
102028630
n÷2
10202863
n÷3
6801908.6666667
n÷3
5101431.5
n÷5
4081145.2
n2
416393653587076
n3
8.4968148032368E+21
n4
1.7338367474759E+29
n5
3.5380197597725E+36
2 √n
4517.2697506348
3 √n
273.26500407156
4 √n
67.210637183669
5 √n
28.970127739427
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
-20405725
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 20405726 can be divided by 8 positive divisors.
The sum of these divisors (counting 20405726) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101110111011110
3
Ternary
1102101201101122
4
Quaternary
1031311313132
5
Quinary
20210440401
6
Senary
2005210542
8
Octal
115656736
10
Decimal
20405726
12
Duodecimal
6a00a52
16
Hexadecimal
1375dde
20
Vigesimal
67ae66
36
Base36
c5d5q
md5
311f2d3e1e5a98ad355f0f6877a685e4
sha1
38d761480a679f826577bd74fb4bae87f0d90bcb
sha256
2cb80fef6950241c8f31c2bdb6a48eab4d57cbc2872c7c298bfeeb3690ceef21
sha512
79c3052493795e53bf41c0ba00eebf57c9d2d1506063078d8c835a464c8f2d1a091b3e1b23951b4105b77c80fb09e64e769df5255388b573b61dbfab148c475e
ripemd-160
49b07dac0105ee0c5b673ac9cb4821285c35e4a3
Diameter
40811452
Circumference
128212957.78553
Area
1.3081392431106E+15
Volume
3.5591374619682E+22
Surface area
5.2325569724423E+15
Circumference
128212957.78553
Perimeter
81622904
Area
416393653587076
Diagonal
28858054.459269
Surface area
2498361921522456
Volume
8.4968148032368E+21
Space diagonal
35343754.197329
Perimeter
61217178
Area
1.8030374099051E+14
Altitude
17671877.098665
Surface area
1.8030374099051E+14
Volume
1.0013592276425E+21
Height
9619351.4864231