11809991 is an odd 8-digits composite number following 11809990
and preceding 11809992 . In scientific notation, it is written as 1.1809991 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 11797800 positive integers (up to 11809991) that are relatively prime to 11809991.
11809991 has 4 divisors, whose sum is 11822184
The reverse of 11809991 is 19990811
Previous prime number is 1061
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eleven million eight hundred nine thousand nine hundred ninety-one
Scientific notation
1.1809991 × 10^7
Engineering notation
1.1809991 × 10^6
Prime Factorization
1061 × 11131
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
11809991
Product of the distinct prime numbers
The prime factorization of 11809991 is 1061 × 11131.
Since it has a total of 2 prime factors.
8 , 8 , 6 , 31 , 962 , 293 , 7447 , 8130 , 65522 , 78984 , 768360 , 604729 , 7552916 , 8482679 , 22063347 , 41064724 , 571070555 , 518867258 , 5437046281 , 2700511589
n×2
23619982
n×3
35429973
n×4
47239964
n×5
59049955
n÷2
5904995.5
n÷3
3936663.6666667
n÷3
2952497.75
n÷5
2361998.2
n2
139475887420081
n3
1.6472089751482E+21
n4
1.9453523171619E+28
n5
2.2974593357511E+35
2 √n
3436.5667460418
3 √n
227.72804730081
4 √n
58.622237641033
5 √n
25.968682303861
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
-11809990
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 11809991 can be divided by 4 positive divisors.
The sum of these divisors (counting 11809991) is 1, the average is 0.25.
Base
System
Value
2
Binary
101101000011010011000111
3
Ternary
211020000021002
4
Quaternary
231003103013
5
Quinary
11010404431
6
Senary
1101043515
8
Octal
55032307
10
Decimal
11809991
12
Duodecimal
3b5659b
16
Hexadecimal
b434c7
20
Vigesimal
3dg4jb
36
Base36
714nb
md5
b1236ef391494ced20af0bcee2c622a5
sha1
48fbe170b0093b805621be42006776123c052439
sha256
181ea70f3a7aa580e0fa3665f955fd1c0221f10f38fcc0ea573b2265cdf4598a
sha512
7e5aad4834a9ac4edd25e727f6b71ec11ba9dee194e125028554621567d75dcdef57bc81ea4bbca1e24dfa68ca8a651bf2c7481405b3651228fd6f0ad338c7bf
ripemd-160
59f6478e284a15e6a5ba25c3836b58174bc45b53
Diameter
23619982
Circumference
74204361.929123
Area
4.3817642327184E+14
Volume
6.8998128203369E+21
Surface area
1.7527056930874E+15
Circumference
74204361.929123
Perimeter
47239964
Area
139475887420081
Diagonal
16701849.443704
Surface area
836855324520486
Volume
1.6472089751482E+21
Space diagonal
20455504.448931
Perimeter
35429973
Area
60394830860584
Altitude
10227752.224466
Surface area
60394830860584
Volume
1.941254393931E+20
Height
5567283.1479014