21609983 is an odd 8-digits composite number following 21609982
and preceding 21609984 . In scientific notation, it is written as 2.1609983 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 21560760 positive integers (up to 21609983) that are relatively prime to 21609983.
21609983 has 4 divisors, whose sum is 21659208
The reverse of 21609983 is 38990612
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million six hundred nine thousand nine hundred eighty-three
Scientific notation
2.1609983 × 10^7
Engineering notation
2.1609983 × 10^6
Prime Factorization
443 × 48781
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21609983
Product of the distinct prime numbers
The prime factorization of 21609983 is 443 × 48781.
Since it has a total of 2 prime factors.
10 , 3 , 71 , 1 , 195 , 983 , 6189 , 3208 , 5477 , 6381 , 87425 , 826565 , 6175652 , 3318004 , 23761642 , 8870063 , 120233246 , 211028326 , 7642109361 , 2029524112
n×2
43219966
n×3
64829949
n×4
86439932
n×5
108049915
n÷2
10804991.5
n÷3
7203327.6666667
n÷3
5402495.75
n÷5
4321996.6
n2
466991365260289
n3
1.0091675464422E+22
n4
2.1808093522767E+29
n5
4.712725302894E+36
2 √n
4648.6538911818
3 √n
278.53822802098
4 √n
68.181037621775
5 √n
29.304268510426
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
-21609982
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 21609983 can be divided by 4 positive divisors.
The sum of these divisors (counting 21609983) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010011011110111111111
3
Ternary
1111122220022202
4
Quaternary
1102123313333
5
Quinary
21013004413
6
Senary
2051102115
8
Octal
122336777
10
Decimal
21609983
12
Duodecimal
72a193b
16
Hexadecimal
149bdff
20
Vigesimal
6f14j3
36
Base36
cv6db
md5
e988937d9534472f8de385f7c1e14110
sha1
b1979dc34a81e27dfe0393444b27ce91584e30f6
sha256
4a6c444f8d4c59e42fc065430f56d96423eb529b6de60105163867884aaeefe2
sha512
d75ceec3b681449bad82ab9e70f4189cb21bb680b66484e303461979332e97a6b4623cb3a7e0967852bc68653370bd47c566d341fd9eb75af0b999a12553b6c2
ripemd-160
dde62c0ede79c4cb08341c5ac7552d21bd120b74
Diameter
43219966
Circumference
135779527.674
Area
1.4670966423916E+15
Volume
4.2271911335252E+22
Surface area
5.8683865695664E+15
Circumference
135779527.674
Perimeter
86439932
Area
466991365260289
Diagonal
30561131.041252
Surface area
2801948191561734
Volume
1.0091675464422E+22
Space diagonal
37429588.5067
Perimeter
64829949
Area
2.0221319283169E+14
Altitude
18714794.25335
Surface area
2.0221319283169E+14
Volume
1.1893153590711E+21
Height
10187043.680417