20089891 is an odd 8-digits composite number following 20089890
and preceding 20089892 . In scientific notation, it is written as 2.0089891 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 19441800 positive integers (up to 20089891) that are relatively prime to 20089891.
20089891 has 4 divisors, whose sum is 20737984
The reverse of 20089891 is 19898002
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million eighty-nine thousand eight hundred ninety-one
Scientific notation
2.0089891 × 10^7
Engineering notation
2.0089891 × 10^6
Prime Factorization
31 × 648061
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20089891
Product of the distinct prime numbers
The prime factorization of 20089891 is 31 × 648061.
Since it has a total of 2 prime factors.
6 , 3 , 89 , 76 , 608 , 741 , 9198 , 7029 , 66217 , 42124 , 817800 , 927595 , 7663567 , 926417 , 69603395 , 18460953 , 377694835 , 180494109 , 8777131588 , 2363999869
n×2
40179782
n×3
60269673
n×4
80359564
n×5
100449455
n÷2
10044945.5
n÷3
6696630.3333333
n÷3
5022472.75
n÷5
4017978.2
n2
403603720391881
n3
8.1083547498674E+21
n4
1.6289596311417E+29
n5
3.2725621433036E+36
2 √n
4482.1748069436
3 √n
271.84782343405
4 √n
66.949046348276
5 √n
28.879888760625
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
-20089890
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 20089891 can be divided by 4 positive divisors.
The sum of these divisors (counting 20089891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101000110000100011
3
Ternary
1101210200011001
4
Quaternary
1030220300203
5
Quinary
20120334031
6
Senary
1554332431
8
Octal
114506043
10
Decimal
20089891
12
Duodecimal
688a117
16
Hexadecimal
1328c23
20
Vigesimal
65b4eb
36
Base36
bylgj
md5
57206d7e9d2f9302d18c91f6e4e974fe
sha1
f4ae7314b4fb3e6ca7ba81339f8589f52302e933
sha256
b33fbf7c1a1d59bff32e4dab3c0b87381983ecbfe0077ed267ac6ce3a51c5764
sha512
eaa9419f70c8be4e19b9a2cdac2630b8a3c73f60fd3a1d839adf9ad780d53393681a5addbd55a67810c483185fb035863dd90c382a8b5fd21d37f9b5a86ca49e
ripemd-160
5c6a0370e8b0b252ca7726cacc637345baa3b79e
Diameter
40179782
Circumference
126228507.95404
Area
1.2679584829446E+15
Volume
3.3964196953178E+22
Surface area
5.0718339317786E+15
Circumference
126228507.95404
Perimeter
80359564
Area
403603720391881
Diagonal
28411396.318797
Surface area
2421622322351286
Volume
8.1083547498674E+21
Space diagonal
34796711.930521
Perimeter
60269673
Area
1.7476553746064E+14
Altitude
17398355.96526
Surface area
1.7476553746064E+14
Volume
9.5557877131623E+20
Height
9470465.4395991