20105889 is an odd 8-digits composite number following 20105888
and preceding 20105890 . In scientific notation, it is written as 2.0105889 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13388736 positive integers (up to 20105889) that are relatively prime to 20105889.
20105889 has 8 divisors, whose sum is 26838240
The reverse of 20105889 is 98850102
Previous prime number is 1019
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred five thousand eight hundred eighty-nine
Scientific notation
2.0105889 × 10^7
Engineering notation
2.0105889 × 10^6
Prime Factorization
3 × 1019 × 6577
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20105889
Product of the distinct prime numbers
The prime factorization of 20105889 is 3 × 1019 × 6577.
Since it has a total of 3 prime factors.
4 , 6 , 2 , 6 , 472 , 317 , 6385 , 9935 , 30375 , 78183 , 746646 , 245526 , 1903432 , 6324227 , 48925808 , 73117653 , 320689669 , 743793640 , 5483805859 , 414614415
n×2
40211778
n×3
60317667
n×4
80423556
n×5
100529445
n÷2
10052944.5
n÷3
6701963
n÷3
5026472.25
n÷5
4021177.8
n2
404246772480321
n3
8.1277407360976E+21
n4
1.6341545306076E+29
n5
3.2856129601243E+36
2 √n
4483.9590765305
3 √n
271.91996365595
4 √n
66.962370601185
5 √n
28.884486828022
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
-20105888
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 20105889 can be divided by 8 positive divisors.
The sum of these divisors (counting 20105889) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101100101010100001
3
Ternary
1101211111002120
4
Quaternary
1030230222201
5
Quinary
20121342024
6
Senary
1554534453
8
Octal
114545241
10
Decimal
20105889
12
Duodecimal
6897429
16
Hexadecimal
132caa1
20
Vigesimal
65d4e9
36
Base36
byxsx
md5
b090f9541bd501f782c922b7ff6028f4
sha1
3fd2ee905d7c99a7f1b6b8a148884dc231b145b6
sha256
2f6ab6c04c1ac1dc6aa5d3e68ac89d0af962395a1616bcca83a6bec047d47c4f
sha512
0548253f405b705f560545e17fc6effdb1c45d171d3fb7a051c1a3d05727118ac44072a12967638ec65a95ab6e07386987ee1becb583f538985028cfa51ed85b
ripemd-160
5f40852f954b714c32da80cf11e83c95296c608f
Diameter
40211778
Circumference
126329026.35258
Area
1.2699786906616E+15
Volume
3.4045400782409E+22
Surface area
5.0799147626462E+15
Circumference
126329026.35258
Perimeter
80423556
Area
404246772480321
Diagonal
28434020.907368
Surface area
2425480634881926
Volume
8.1277407360976E+21
Space diagonal
34824421.27934
Perimeter
60317667
Area
1.7504398718291E+14
Altitude
17412210.63967
Surface area
1.7504398718291E+14
Volume
9.5786343170346E+20
Height
9478006.9691227