20106887 is an odd 8-digits composite number following 20106886
and preceding 20106888 . In scientific notation, it is written as 2.0106887 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20018856 positive integers (up to 20106887) that are relatively prime to 20106887.
20106887 has 4 divisors, whose sum is 20194920
The reverse of 20106887 is 78860102
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred six thousand eight hundred eighty-seven
Scientific notation
2.0106887 × 10^7
Engineering notation
2.0106887 × 10^6
Prime Factorization
229 × 87803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20106887
Product of the distinct prime numbers
The prime factorization of 20106887 is 229 × 87803.
Since it has a total of 2 prime factors.
10 , 8 , 56 , 31 , 517 , 779 , 4450 , 26 , 88093 , 70596 , 625008 , 599969 , 8578731 , 9370996 , 44762461 , 4421167 , 96375656 , 769729804 , 5776288564 , 3424834915
n×2
40213774
n×3
60320661
n×4
80427548
n×5
100534435
n÷2
10053443.5
n÷3
6702295.6666667
n÷3
5026721.75
n÷5
4021377.4
n2
404286904830769
n3
8.128951111012E+21
n4
1.6344790141764E+29
n5
3.2864284841917E+36
2 √n
4484.0703607325
3 √n
271.92446269657
4 √n
66.963201541836
5 √n
28.884773571329
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20106886
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20106887 can be divided by 4 positive divisors.
The sum of these divisors (counting 20106887) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101100111010000111
3
Ternary
1101211112110112
4
Quaternary
1030230322013
5
Quinary
20121410022
6
Senary
1554543235
8
Octal
114547207
10
Decimal
20106887
12
Duodecimal
6897b1b
16
Hexadecimal
132ce87
20
Vigesimal
65d747
36
Base36
byykn
md5
e4c95e91335fb39fca0ff216a9d4ae03
sha1
6be5ec76c3d348651c8f9a37a754220c1c7fa27c
sha256
3d88f5977500fc4a79b54b1ecbf4e2cfc9caac89c87f98badd355a9d3beed32a
sha512
c2c644854a7574f3f1012069b3709ae4485b31710f4d6f6ad04dcaaef6514f8afe59be4283f84f095018f7cc765130b49a8997e13aa70167a769ff5246887026
ripemd-160
0a17a096422b75a4fc67dc9a432977d3cbda53ce
Diameter
40213774
Circumference
126335296.97152
Area
1.2701047701589E+15
Volume
3.4050470788995E+22
Surface area
5.0804190806356E+15
Circumference
126335296.97152
Perimeter
80427548
Area
404286904830769
Diagonal
28435432.292503
Surface area
2425721428984614
Volume
8.128951111012E+21
Space diagonal
34826149.866046
Perimeter
60320661
Area
1.7506136500041E+14
Altitude
17413074.933023
Surface area
1.7506136500041E+14
Volume
9.5800607575509E+20
Height
9478477.4308344