20112005 is an odd 8-digits composite number following 20112004
and preceding 20112006 . In scientific notation, it is written as 2.0112005 × 10^7.
The sum of its digits is 11. It has a total of 5 prime factors and 24 positive divisors.
There are 14815680 positive integers (up to 20112005) that are relatively prime to 20112005.
20112005 has 24 divisors, whose sum is 26148096
The reverse of 20112005 is 50021102
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 11
Digital Root 2
Name
twenty million one hundred twelve thousand five
Scientific notation
2.0112005 × 10^7
Engineering notation
2.0112005 × 10^6
Prime Factorization
5 × 47 × 23 × 61 × 61
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
329705
Product of the distinct prime numbers
The prime factorization of 20112005 is 5 × 47 × 23 × 61 × 61.
Since it has a total of 5 prime factors.
9 , 1 , 88 , 48 , 301 , 148 , 2825 , 7073 , 33229 , 30092 , 245478 , 237081 , 9252834 , 7737061 , 40496677 , 5376754 , 447545424 , 834265627 , 6727892967 , 3575685552
n×2
40224010
n×3
60336015
n×4
80448020
n×5
100560025
n÷2
10056002.5
n÷3
6704001.6666667
n÷3
5028001.25
n÷5
4022401
n2
404492745120025
n3
8.1351601123177E+21
n4
1.6361438085473E+29
n5
3.2906132458223E+36
2 √n
4484.6410112739
3 √n
271.94753259189
4 √n
66.967462332643
5 √n
28.886243885672
1 , 5 , 23 , 47 , 61 , 115 , 235 , 305 , 1081 , 1403 , 2867 , 3721 , 5405 , 7015 , 14335 , 18605 , 65941 , 85583 , 174887 , 329705 , 427915 , 874435 , 4022401 , 20112005
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20112004
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20112005 can be divided by 24 positive divisors.
The sum of these divisors (counting 20112005) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001100101110001010000101
3
Ternary
1101211210111002
4
Quaternary
1030232022011
5
Quinary
20122041010
6
Senary
1555023045
8
Octal
114561205
10
Decimal
20112005
12
Duodecimal
689aa85
16
Hexadecimal
132e285
20
Vigesimal
65e005
36
Base36
bz2it
md5
59e29173ba49197dda91957feb2b1266
sha1
9ce94c6bdd4e83cc1532cc632b152536570ecf60
sha256
3146047313353a8ea63528212a87d84ad709f7c7e5e62aaa893a43da968c4293
sha512
9b95cae50684f6305834adcdce9aed97e2ccb8c19e19d9b010b5d9a159feadb629cabf23e46ae9c8ee6075fbd6b1eca931ade25aad0802de56f1de37b6d69222
ripemd-160
d701af538fbeed7e03acfa4536169c92f05d5751
Diameter
40224010
Circumference
126367454.31392
Area
1.2707514364994E+15
Volume
3.4076478992845E+22
Surface area
5.0830057459978E+15
Circumference
126367454.31392
Perimeter
80448020
Area
404492745120025
Diagonal
28442670.237516
Surface area
2426956470720150
Volume
8.1351601123177E+21
Space diagonal
34835014.502079
Perimeter
60336015
Area
1.7515049646022E+14
Altitude
17417507.25104
Surface area
1.7515049646022E+14
Volume
9.5873781357636E+20
Height
9480890.0791718