20091105 is an odd 8-digits composite number following 20091104
and preceding 20091106 . In scientific notation, it is written as 2.0091105 × 10^7.
The sum of its digits is 18. It has a total of 6 prime factors and 32 positive divisors.
There are 10463040 positive integers (up to 20091105) that are relatively prime to 20091105.
20091105 has 32 divisors, whose sum is 36558720
The reverse of 20091105 is 50119002
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million ninety-one thousand one hundred five
Scientific notation
2.0091105 × 10^7
Engineering notation
2.0091105 × 10^6
Prime Factorization
3 × 3 × 5 × 3 × 43 × 3461
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2232345
Product of the distinct prime numbers
The prime factorization of 20091105 is 3 × 3 × 5 × 3 × 43 × 3461.
Since it has a total of 6 prime factors.
2 , 3 , 33 , 32 , 890 , 252 , 2251 , 7708 , 22119 , 4996 , 960621 , 89736 , 7613531 , 135187 , 49731363 , 14686830 , 7338505 , 472198018 , 517286357 , 5338472498
n×2
40182210
n×3
60273315
n×4
80364420
n×5
100455525
n÷2
10045552.5
n÷3
6697035
n÷3
5022776.25
n÷5
4018221
n2
403652500121025
n3
8.109824763444E+21
n4
1.6293534085395E+29
n5
3.2735510413076E+36
2 √n
4482.3102302273
3 √n
271.85329910024
4 √n
66.950057731321
5 √n
28.880237785292
1 , 3 , 5 , 9 , 15 , 27 , 43 , 45 , 129 , 135 , 215 , 387 , 645 , 1161 , 1935 , 3461 , 5805 , 10383 , 17305 , 31149 , 51915 , 93447 , 148823 , 155745 , 446469 , 467235 , 744115 , 1339407 , 2232345 , 4018221 , 6697035 , 20091105
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20091104
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20091105 can be divided by 32 positive divisors.
The sum of these divisors (counting 20091105) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100101001000011100001
3
Ternary
1101210201211000
4
Quaternary
1030221003201
5
Quinary
20120403410
6
Senary
1554342213
8
Octal
114510341
10
Decimal
20091105
12
Duodecimal
688a969
16
Hexadecimal
13290e1
20
Vigesimal
65b7f5
36
Base36
byme9
md5
8c9d35d25ee43937716ee0b48bf97487
sha1
a4401e7b2ba22818c2adc1113ca1ad69c715c3cf
sha256
5bebd89d46380e421ad7c8c045d7f90eecbf781f94951cebec5c2fd2898abf5a
sha512
c4de4901fa095d55657bc1f8fad68d4443f24bbef7a95bf01c4c8e726a957a4799ba69570c8ccd8a052fed2a98f3825cc365a383d25289a741c0c84a0e57909a
ripemd-160
94edee5e6445a565812760d076f2c65b124a605b
Diameter
40182210
Circumference
126236135.741
Area
1.2681117289834E+15
Volume
3.3970354531648E+22
Surface area
5.0724469159335E+15
Circumference
126236135.741
Perimeter
80364420
Area
403652500121025
Diagonal
28413113.174062
Surface area
2421915000726150
Volume
8.109824763444E+21
Space diagonal
34798814.640201
Perimeter
60273315
Area
1.7478665970295E+14
Altitude
17399407.320101
Surface area
1.7478665970295E+14
Volume
9.5575201407764E+20
Height
9471037.7246873