20408311 is an odd 8-digits composite number following 20408310
and preceding 20408312 . In scientific notation, it is written as 2.0408311 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 15674400 positive integers (up to 20408311) that are relatively prime to 20408311.
20408311 has 8 divisors, whose sum is 20970144
The reverse of 20408311 is 11380402
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million four hundred eight thousand three hundred eleven
Scientific notation
2.0408311 × 10^7
Engineering notation
2.0408311 × 10^6
Prime Factorization
77 × 71 × 3733
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20408311
Product of the distinct prime numbers
The prime factorization of 20408311 is 77 × 71 × 3733.
Since it has a total of 3 prime factors.
7 , 7 , 8 , 50 , 715 , 364 , 8422 , 7429 , 28960 , 52117 , 85804 , 820924 , 3527821 , 8265740 , 54408026 , 44304799 , 765154791 , 865137854 , 6525518238 , 8835817727
n×2
40816622
n×3
61224933
n×4
81633244
n×5
102041555
n÷2
10204155.5
n÷3
6802770.3333333
n÷3
5102077.75
n÷5
4081662.2
n2
416499157872721
n3
8.5000443451046E+21
n4
1.7347154850869E+29
n5
3.5402613116168E+36
2 √n
4517.5558657309
3 √n
273.27654266631
4 √n
67.212765645604
5 √n
28.970861690141
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
-20408310
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 20408311 can be divided by 8 positive divisors.
The sum of these divisors (counting 20408311) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110011111110111
3
Ternary
1102101211221101
4
Quaternary
1031312133313
5
Quinary
20211031221
6
Senary
2005230531
8
Octal
115663767
10
Decimal
20408311
12
Duodecimal
6a02447
16
Hexadecimal
13767f7
20
Vigesimal
67b0fb
36
Base36
c5f5j
md5
279664fdfa69bdee66bd35daa1384eae
sha1
1bf463bd64d485b32cf2cf2d3e3abd1aff063683
sha256
bc195f8a2d3ac1cd5aafe5bd7d0efd496125cf700641169c71ebee20e85b3930
sha512
c8f57eaa26fc2e31ec539dfaf1b3121ac0889f1ed63630593d7357963b7a3f8a2194411ceaf279dd20ae80eea7409f25dae775b432dbca62e53f846af3c39920
ripemd-160
92fd59c873bdf2f87965494779ce7730c00dc0d8
Diameter
40816622
Circumference
128229199.81955
Area
1.3084706945993E+15
Volume
3.5604902493024E+22
Surface area
5.2338827783971E+15
Circumference
128229199.81955
Perimeter
81633244
Area
416499157872721
Diagonal
28861710.201328
Surface area
2498994947236326
Volume
8.5000443451046E+21
Space diagonal
35348231.548667
Perimeter
61224933
Area
1.803494256863E+14
Altitude
17674115.774333
Surface area
1.803494256863E+14
Volume
1.0017398328016E+21
Height
9620570.0671093