20132805 is an odd 8-digits composite number following 20132804
and preceding 20132806 . In scientific notation, it is written as 2.0132805 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 8366400 positive integers (up to 20132805) that are relatively prime to 20132805.
20132805 has 8 divisors, whose sum is 21336768
The reverse of 20132805 is 50823102
Previous prime number is 33
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred thirty-two thousand eight hundred five
Scientific notation
2.0132805 × 10^7
Engineering notation
2.0132805 × 10^6
Prime Factorization
35 × 33 × 17431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20132805
Product of the distinct prime numbers
The prime factorization of 20132805 is 35 × 33 × 17431.
Since it has a total of 3 prime factors.
5 , 7 , 82 , 91 , 496 , 544 , 820 , 4484 , 55309 , 81640 , 569149 , 78485 , 7664868 , 8328522 , 98530524 , 76334323 , 689734471 , 685508062 , 2896334426 , 4944967591
n×2
40265610
n×3
60398415
n×4
80531220
n×5
100664025
n÷2
10066402.5
n÷3
6710935
n÷3
5033201.25
n÷5
4026561
n2
405329837168025
n3
8.1604265723856E+21
n4
1.6429227689866E+29
n5
3.3076643738067E+36
2 √n
4486.9594381942
3 √n
272.04125041192
4 √n
66.984770195875
5 √n
28.892216293416
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
-20132804
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 20132805 can be divided by 8 positive divisors.
The sum of these divisors (counting 20132805) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110011001111000101
3
Ternary
1101212212000110
4
Quaternary
1030303033011
5
Quinary
20123222210
6
Senary
1555303233
8
Octal
114631705
10
Decimal
20132805
12
Duodecimal
68aab19
16
Hexadecimal
13333c5
20
Vigesimal
65gc05
36
Base36
bzikl
md5
f0960c154e07afa31de7f70e2f84b263
sha1
8fa2f152822da1e1ad73d394bbfc89ab618d8fb0
sha256
03fa0130924f89c0a0b19c22566b446cb9ee62e182249b4e0eba71705a189edf
sha512
a2a9ac9f11de1b6a3998f323fa97d970eb4f3b44d961ccfaf8400f5c7a89f891730e844944703fbd8c7caa7a486ad47b4dda12ff7fd84e79ee2ee851e2939ae5
ripemd-160
0cc6538275b118a5a2882f917679bdd20240c9c2
Diameter
40265610
Circumference
126498144.56831
Area
1.2733812387278E+15
Volume
3.4182314893287E+22
Surface area
5.0935249549113E+15
Circumference
126498144.56831
Perimeter
80531220
Area
405329837168025
Diagonal
28472085.879613
Surface area
2431979023008150
Volume
8.1604265723856E+21
Space diagonal
34871041.158877
Perimeter
60398415
Area
1.7551296794966E+14
Altitude
17435520.579438
Surface area
1.7551296794966E+14
Volume
9.6171549445146E+20
Height
9490695.2932043