22081491 is an odd 8-digits composite number following 22081490
and preceding 22081492 . In scientific notation, it is written as 2.2081491 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 20 positive divisors.
There are 14601600 positive integers (up to 22081491) that are relatively prime to 22081491.
22081491 has 20 divisors, whose sum is 33253704
The reverse of 22081491 is 19418022
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-two million eighty-one thousand four hundred ninety-one
Scientific notation
2.2081491 × 10^7
Engineering notation
2.2081491 × 10^6
Prime Factorization
3 × 3 × 9 × 131 × 2081
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
7360497
Product of the distinct prime numbers
The prime factorization of 22081491 is 3 × 3 × 9 × 131 × 2081.
Since it has a total of 5 prime factors.
9 , 8 , 28 , 21 , 641 , 654 , 8106 , 75 , 27709 , 14419 , 227484 , 8900 , 1247581 , 4525953 , 16786027 , 87439650 , 94195178 , 27676052 , 8995862822 , 2412193298
n×2
44162982
n×3
66244473
n×4
88325964
n×5
110407455
n÷2
11040745.5
n÷3
7360497
n÷3
5520372.75
n÷5
4416298.2
n2
487592244783081
n3
1.0766763764847E+22
n4
2.377461971726E+29
n5
5.2497905131511E+36
2 √n
4699.094700046
3 √n
280.54947796018
4 √n
68.549943107533
5 √n
29.431044742579
1 , 3 , 9 , 27 , 81 , 131 , 393 , 1179 , 2081 , 3537 , 6243 , 10611 , 18729 , 56187 , 168561 , 272611 , 817833 , 2453499 , 7360497 , 22081491
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-22081490
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 22081491 can be divided by 20 positive divisors.
The sum of these divisors (counting 22081491) is 1, the average is 0.05.
Base
System
Value
2
Binary
1010100001110111111010011
3
Ternary
1112112212010000
4
Quaternary
1110032333103
5
Quinary
21123101431
6
Senary
2105141043
8
Octal
124167723
10
Decimal
22081491
12
Duodecimal
748a783
16
Hexadecimal
150efd3
20
Vigesimal
6i03eb
36
Base36
d5a6r
md5
b096b8ac87d0d0b2eae83f775b6b741b
sha1
fa35b0c5eada5a6345245e0f706108ba3af7978e
sha256
17407438c3cb810fd9e9848686c318a7360828329f1616837039cfd2a403691f
sha512
8f31b7dfdf341fce6fab4a0a03bbb87ac03edc71022f9cb3f2364607af0ebf0a82eb603c8e91f692ecbbe8c53508149357596a2b65c96519c624944207bc7eef
ripemd-160
11edd43bdfc921441659b43cdbe9f88646d3a08e
Diameter
44162982
Circumference
138742099.81182
Area
1.5318162141579E+15
Volume
4.5099714595442E+22
Surface area
6.1272648566315E+15
Circumference
138742099.81182
Perimeter
88325964
Area
487592244783081
Diagonal
31227944.049619
Surface area
2925553468698486
Volume
1.0766763764847E+22
Space diagonal
38246264.318875
Perimeter
66244473
Area
2.1113363533521E+14
Altitude
19123132.159437
Surface area
2.1113363533521E+14
Volume
1.2688752782595E+21
Height
10409314.683206