18822081 is an odd 8-digits composite number following 18822080
and preceding 18822082 . In scientific notation, it is written as 1.8822081 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 12548052 positive integers (up to 18822081) that are relatively prime to 18822081.
18822081 has 4 divisors, whose sum is 25096112
The reverse of 18822081 is 18022881
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
eighteen million eight hundred twenty-two thousand eighty-one
Scientific notation
1.8822081 × 10^7
Engineering notation
1.8822081 × 10^6
Prime Factorization
3 × 6274027
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18822081
Product of the distinct prime numbers
The prime factorization of 18822081 is 3 × 6274027.
Since it has a total of 2 prime factors.
7 , 3 , 82 , 71 , 931 , 636 , 4261 , 8938 , 40315 , 59205 , 856453 , 223258 , 1015845 , 163268 , 84741182 , 36558873 , 368111857 , 722781697 , 3366020511 , 7476589149
n×2
37644162
n×3
56466243
n×4
75288324
n×5
94110405
n÷2
9411040.5
n÷3
6274027
n÷3
4705520.25
n÷5
3764416.2
n2
354270733170561
n3
6.6681124356657E+21
n4
1.2550775238121E+29
n5
2.362317081447E+36
2 √n
4338.4422319538
3 √n
266.00464027935
4 √n
65.866852300332
5 √n
28.505819287938
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
-18822080
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 18822081 can be divided by 4 positive divisors.
The sum of these divisors (counting 18822081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111110011001111000001
3
Ternary
1022102021001010
4
Quaternary
1013303033001
5
Quinary
14304301311
6
Senary
1511231133
8
Octal
107631701
10
Decimal
18822081
12
Duodecimal
63784a9
16
Hexadecimal
11f33c1
20
Vigesimal
5hcf41
36
Base36
b7f7l
md5
0fb7cc10402dacd00df552bb9593ab7f
sha1
86ca4f71f18db5562956055eaf00b3dd9e6823cc
sha256
6b2ea03f364bae3dd1b891ddf152215220d12678f919d357295d108bf458371c
sha512
6b8b1de130fb3ed1b60b96c0c74ae7545f7fd8ab6a257b7559b0c638a6bb9d89c63d347c70776328e7e2873263314faed54457281340bef122d324e61e1b3118
ripemd-160
0fa3cf98f8b330d91fa21e6ce48cf0205f4517e7
Diameter
37644162
Circumference
118262622.78974
Area
1.1129743327105E+15
Volume
2.7931324054931E+22
Surface area
4.451897330842E+15
Circumference
118262622.78974
Perimeter
75288324
Area
354270733170561
Diagonal
26618442.222285
Surface area
2125624399023366
Volume
6.6681124356657E+21
Space diagonal
32600800.596177
Perimeter
56466243
Area
1.5340372737152E+14
Altitude
16300400.298088
Surface area
1.5340372737152E+14
Volume
7.8584458682893E+20
Height
8872814.074095