22181997 is an odd 8-digits composite number following 22181996
and preceding 22181998 . In scientific notation, it is written as 2.2181997 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 14740128 positive integers (up to 22181997) that are relatively prime to 22181997.
22181997 has 8 divisors, whose sum is 29671744
The reverse of 22181997 is 79918122
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-two million one hundred eighty-one thousand nine hundred ninety-seven
Scientific notation
2.2181997 × 10^7
Engineering notation
2.2181997 × 10^6
Prime Factorization
3 × 313 × 23623
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
22181997
Product of the distinct prime numbers
The prime factorization of 22181997 is 3 × 313 × 23623.
Since it has a total of 3 prime factors.
9 , 3 , 8 , 10 , 580 , 297 , 7338 , 1053 , 21663 , 39276 , 329295 , 241219 , 4148675 , 9195793 , 93517104 , 38075956 , 97515861 , 866508217 , 2238846238 , 1029546759
n×2
44363994
n×3
66545991
n×4
88727988
n×5
110909985
n÷2
11090998.5
n÷3
7393999
n÷3
5545499.25
n÷5
4436399.4
n2
492040990908009
n3
1.0914451784198E+22
n4
2.4210433673374E+29
n5
5.3703576711147E+36
2 √n
4709.7767463013
3 √n
280.97448297735
4 √n
68.627813212292
5 √n
29.457787735639
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
-22181996
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 22181997 can be divided by 8 positive divisors.
The sum of these divisors (counting 22181997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010100100111100001101101
3
Ternary
1112201221222110
4
Quaternary
1110213201231
5
Quinary
21134310442
6
Senary
2111234233
8
Octal
124474155
10
Decimal
22181997
12
Duodecimal
7518979
16
Hexadecimal
152786d
20
Vigesimal
6icejh
36
Base36
d7fql
md5
c1339a0c518ed4ecd9238740a13d8d45
sha1
eae836fd3eefc0bd8b746dd89461f27cae7adc36
sha256
f3b4f9ca382382a37e77c040ce4764206f1971b05d95c725cf887b203cc36a47
sha512
45e80d658efc221a01f1db95def4bfe00c7cd6a7946ba21c98c8e4afb3501769632566853f3e31f8502de79a7736a70184c4a74bfaaca2c227d93426b5e726e6
ripemd-160
de323c684a6c6d28ae9637ba468ca8bcf1b63f85
Diameter
44363994
Circumference
139373597.6343
Area
1.5457923623016E+15
Volume
4.5718348724264E+22
Surface area
6.1831694492066E+15
Circumference
139373597.6343
Perimeter
88727988
Area
492040990908009
Diagonal
31370080.997919
Surface area
2952245945448054
Volume
1.0914451784198E+22
Space diagonal
38420345.81734
Perimeter
66545991
Area
2.130599989148E+14
Altitude
19210172.90867
Surface area
2.130599989148E+14
Volume
1.2862804782567E+21
Height
10456693.665973