20494911 is an odd 8-digits composite number following 20494910
and preceding 20494912 . In scientific notation, it is written as 2.0494911 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 12859520 positive integers (up to 20494911) that are relatively prime to 20494911.
20494911 has 8 divisors, whose sum is 28934064
The reverse of 20494911 is 11949402
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million four hundred ninety-four thousand nine hundred eleven
Scientific notation
2.0494911 × 10^7
Engineering notation
2.0494911 × 10^6
Prime Factorization
3 × 17 × 401861
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20494911
Product of the distinct prime numbers
The prime factorization of 20494911 is 3 × 17 × 401861.
Since it has a total of 3 prime factors.
2 , 6 , 97 , 32 , 262 , 908 , 8889 , 4054 , 12385 , 41625 , 71173 , 12726 , 4853584 , 9722657 , 45867518 , 78520379 , 508393269 , 621929592 , 6218552003 , 7548363272
n×2
40989822
n×3
61484733
n×4
81979644
n×5
102474555
n÷2
10247455.5
n÷3
6831637
n÷3
5123727.75
n÷5
4098982.2
n2
420041376897921
n3
8.6087106358403E+21
n4
1.764347583063E+29
n5
3.6160146687942E+36
2 √n
4527.1305481508
3 √n
273.66253497299
4 √n
67.283954611414
5 √n
28.995406876622
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
-20494910
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 20494911 can be divided by 8 positive divisors.
The sum of these divisors (counting 20494911) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001011101000111111
3
Ternary
1102120020201210
4
Quaternary
1032023220333
5
Quinary
20221314121
6
Senary
2011135503
8
Octal
116135077
10
Decimal
20494911
12
Duodecimal
6a44593
16
Hexadecimal
138ba3f
20
Vigesimal
681h5b
36
Base36
c79z3
md5
78408ca1757c165777f901ff6f83b97b
sha1
d6e760bb5fa914581216943443b41a9e72893822
sha256
baa9f8b8fe3c4dd3e4aadc17f05e398a6e0912a1a4be7a77d2b9788550a51018
sha512
0b2281a450d1572254f4be6a4765c578cd24a10e562e9218b8d3402e1af54163887f7e3c01c857282a2adbd3d693d7e34ec4725c4452c7941b28636dedaac763
ripemd-160
de2de671dea859163d5ceea67149244441a48735
Diameter
40989822
Circumference
128773323.66715
Area
1.3195989038662E+15
Volume
3.6060082787248E+22
Surface area
5.278395615465E+15
Circumference
128773323.66715
Perimeter
81979644
Area
420041376897921
Diagonal
28984181.09583
Surface area
2520248261387526
Volume
8.6087106358403E+21
Space diagonal
35498227.148602
Perimeter
61484733
Area
1.818832515171E+14
Altitude
17749113.574301
Surface area
1.818832515171E+14
Volume
1.0145462779792E+21
Height
9661393.6986098