21840982 is an even 8-digits composite number following 21840981
and preceding 21840983 . In scientific notation, it is written as 2.1840982 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 10714392 positive integers (up to 21840982) that are relatively prime to 21840982.
21840982 has 8 divisors, whose sum is 33379776
The reverse of 21840982 is 28904812
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million eight hundred forty thousand nine hundred eighty-two
Scientific notation
2.1840982 × 10^7
Engineering notation
2.1840982 × 10^6
Prime Factorization
2 × 53 × 206047
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21840982
Product of the distinct prime numbers
The prime factorization of 21840982 is 2 × 53 × 206047.
Since it has a total of 3 prime factors.
7 , 6 , 22 , 25 , 247 , 970 , 4562 , 4138 , 66310 , 31102 , 739914 , 547258 , 5442529 , 2024630 , 22383934 , 71377255 , 20696573 , 296978826 , 3946332586 , 1824511381
n×2
43681964
n×3
65522946
n×4
87363928
n×5
109204910
n÷2
10920491
n÷3
7280327.3333333
n÷3
5460245.5
n÷5
4368196.4
n2
477028494724324
n3
1.0418770766761E+22
n4
2.2755618477895E+29
n5
4.9700505357458E+36
2 √n
4673.4336413391
3 √n
279.52718674193
4 √n
68.362516347331
5 √n
29.366651688672
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
-21840981
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 21840982 can be divided by 8 positive divisors.
The sum of these divisors (counting 21840982) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011010100010001010110
3
Ternary
1112002122012021
4
Quaternary
1103110101112
5
Quinary
21042402412
6
Senary
2100043354
8
Octal
123242126
10
Decimal
21840982
12
Duodecimal
739355a
16
Hexadecimal
14d4456
20
Vigesimal
6ga292
36
Base36
d04ly
md5
8fa3df9ef0176a44cf14851827776974
sha1
c32c1a91e190910e3cefa7398faa01973ad65eec
sha256
2f4b7cf4e42f151e7397c21f9e0d29841319d912ff88111dbc78c9ba3076f809
sha512
8b93a420dfa3563434e10c40bc90ba1a8b1447ca131ab6233bc5192678e5144b3df1e6a4428ad2b6a1c4937960e5c26a03ecfedd6ef7e9463635e467738586c5
ripemd-160
2b706ab741de99d4b403f0bd8db168c766b79dac
Diameter
43681964
Circumference
137230937.19677
Area
1.4986292145789E+15
Volume
4.3642044933723E+22
Surface area
5.9945168583157E+15
Circumference
137230937.19677
Perimeter
87363928
Area
477028494724324
Diagonal
30887812.959947
Surface area
2862170968345944
Volume
1.0418770766761E+22
Space diagonal
37829690.511197
Perimeter
65522946
Area
2.0655939738016E+14
Altitude
18914845.255599
Surface area
2.0655939738016E+14
Volume
1.2278639101342E+21
Height
10295937.653316