22181806 is an even 8-digits composite number following 22181805
and preceding 22181807 . In scientific notation, it is written as 2.2181806 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 11034408 positive integers (up to 22181806) that are relatively prime to 22181806.
22181806 has 8 divisors, whose sum is 33442200
The reverse of 22181806 is 60818122
Previous prime number is 197
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-two million one hundred eighty-one thousand eight hundred six
Scientific notation
2.2181806 × 10^7
Engineering notation
2.2181806 × 10^6
Prime Factorization
2 × 197 × 56299
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
22181806
Product of the distinct prime numbers
The prime factorization of 22181806 is 2 × 197 × 56299.
Since it has a total of 3 prime factors.
10 , 9 , 57 , 76 , 378 , 281 , 5949 , 2781 , 14622 , 97123 , 741989 , 813721 , 1204802 , 2273186 , 65454674 , 41615629 , 149860828 , 126935303 , 4159912057 , 3153702019
n×2
44363612
n×3
66545418
n×4
88727224
n×5
110909030
n÷2
11090903
n÷3
7393935.3333333
n÷3
5545451.5
n÷5
4436361.2
n2
492032517421636
n3
1.0914169847138E+22
n4
2.4209599820027E+29
n5
5.3701264654548E+36
2 √n
4709.756469288
3 √n
280.97367652336
4 √n
68.627665480388
5 √n
29.457737005699
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
-22181805
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 22181806 can be divided by 8 positive divisors.
The sum of these divisors (counting 22181806) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010100100111011110101110
3
Ternary
1112201221201101
4
Quaternary
1110213132232
5
Quinary
21134304211
6
Senary
2111233314
8
Octal
124473656
10
Decimal
22181806
12
Duodecimal
751883a
16
Hexadecimal
15277ae
20
Vigesimal
6icea6
36
Base36
d7fla
md5
c4ae94521c91a8056a69a6c07c5278b5
sha1
d1de2fafdf2f72097c4ac362bad7ff0737620e4b
sha256
6a6f959f46fc44fb6400f90ee15a4143e3c82b0f3b1ee24c1d4fbb12711a4d3a
sha512
be2fa5b9d22c3ebf604315d62409f3e81437c74a542be6614f9794763977ee7ba093f85a23925bd92d9e4b8a64f243a5c8f74f2fed7b4604383bc0393d40c63b
ripemd-160
1fcb7c7034e4a16004099039515f936967b7ad5d
Diameter
44363612
Circumference
139372397.54591
Area
1.5457657420591E+15
Volume
4.5717167749068E+22
Surface area
6.1830629682364E+15
Circumference
139372397.54591
Perimeter
88727224
Area
492032517421636
Diagonal
31369810.883129
Surface area
2952195104529816
Volume
1.0914169847138E+22
Space diagonal
38420014.995636
Perimeter
66545418
Area
2.1305632978757E+14
Altitude
19210007.497818
Surface area
2.1305632978757E+14
Volume
1.2862472516555E+21
Height
10456603.62771