2009891 is an odd 7-digits composite number following 2009890
and preceding 2009892 . In scientific notation, it is written as 2.009891 × 10^6.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 1845792 positive integers (up to 2009891) that are relatively prime to 2009891.
2009891 has 8 divisors, whose sum is 2175600
The reverse of 2009891 is 1989002
Previous prime number is 349
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 29
Digital Root 2
Name
two million nine thousand eight hundred ninety-one
Scientific notation
2.009891 × 10^6
Engineering notation
2.009891 × 10^6
Prime Factorization
13 × 349 × 443
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2009891
Product of the distinct prime numbers
The prime factorization of 2009891 is 13 × 349 × 443.
Since it has a total of 3 prime factors.
7 , 9 , 29 , 39 , 380 , 886 , 391 , 528 , 21708 , 23009 , 341723 , 18225 , 161367 , 68110 , 13361460 , 5062867 , 352686941 , 263583393 , 6591883404 , 2421897983
n×2
4019782
n×3
6029673
n×4
8039564
n×5
10049455
n÷2
1004945.5
n÷3
669963.66666667
n÷3
502472.75
n÷5
401978.2
n2
4039661831881
n3
8119279958941134971
n4
1.6318867715956E+25
n5
3.2799145352491E+31
2 √n
1417.7062460185
3 √n
126.19946152206
4 √n
37.652440107097
5 √n
18.223613714285
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
-2009890
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 2009891 can be divided by 8 positive divisors.
The sum of these divisors (counting 2009891) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010101100100011
3
Ternary
10210010001102
4
Quaternary
13222230203
5
Quinary
1003304031
6
Senary
111025015
8
Octal
7525443
10
Decimal
2009891
12
Duodecimal
80b16b
16
Hexadecimal
1eab23
20
Vigesimal
cb4eb
36
Base36
172ub
md5
d3d01ce2d2fe7d9258b6fb29ad324573
sha1
5dcd7ae39ec5a728da90e49fd8a1371726cd3b9e
sha256
b37ab70902c36e0f99bf88bac7cc8d6fb53768f6608780f37f3777b99194228c
sha512
fa46fff4217ca9f576c25abf9f009fe5f6c8341252337e226e0daa406cd4ef596f4d627c3976057c8fa4c36bbf9191adca0693d2221e6873933dd578a185a2c4
ripemd-160
89254df479bbed1cdebf627824671a2b9cb233f4
Diameter
4019782
Circumference
12628517.600232
Area
12690971934024
Volume
3.4009960361931E+19
Surface area
50763887736098
Circumference
12628517.600232
Perimeter
8039564
Area
4039661831881
Diagonal
2842415.1110916
Surface area
24237970991286
Volume
8119279958941134971
Space diagonal
3481233.3296754
Perimeter
6029673
Area
1749224884553.7
Altitude
1740616.6648377
Surface area
1749224884553.7
Volume
9.5686631955322E+17
Height
947471.70369721