20081584 is an even 8-digits composite number following 20081583
and preceding 20081585 . In scientific notation, it is written as 2.0081584 × 10^7.
The sum of its digits is 28. It has a total of 6 prime factors and 20 positive divisors.
There are 10009088 positive integers (up to 20081584) that are relatively prime to 20081584.
20081584 has 20 divisors, whose sum is 39030984
The reverse of 20081584 is 48518002
Previous prime number is 347
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eighty-one thousand five hundred eighty-four
Scientific notation
2.0081584 × 10^7
Engineering notation
2.0081584 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 347 × 3617
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2510198
Product of the distinct prime numbers
The prime factorization of 20081584 is 2 × 2 × 2 × 2 × 347 × 3617.
Since it has a total of 6 prime factors.
5 , 6 , 54 , 84 , 6 , 440 , 7878 , 3088 , 89143 , 70502 , 485079 , 856582 , 1470986 , 4431852 , 90919165 , 95581789 , 449303942 , 696386505 , 9189329713 , 455756022
n×2
40163168
n×3
60244752
n×4
80326336
n×5
100407920
n÷2
10040792
n÷3
6693861.3333333
n÷3
5020396
n÷5
4016316.8
n2
403270015949056
n3
8.0983006999623E+21
n4
1.6262670576355E+29
n5
3.2658018524341E+36
2 √n
4481.2480404459
3 √n
271.81034934331
4 √n
66.9421245588
5 √n
28.877500047563
1 , 2 , 4 , 8 , 16 , 347 , 694 , 1388 , 2776 , 3617 , 5552 , 7234 , 14468 , 28936 , 57872 , 1255099 , 2510198 , 5020396 , 10040792 , 20081584
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20081583
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20081584 can be divided by 20 positive divisors.
The sum of these divisors (counting 20081584) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001100100110101110110000
3
Ternary
1101210020202101
4
Quaternary
1030212232300
5
Quinary
20120102314
6
Senary
1554230144
8
Octal
114465660
10
Decimal
20081584
12
Duodecimal
6885354
16
Hexadecimal
1326bb0
20
Vigesimal
65a3j4
36
Base36
byf1s
md5
093077c8f27afc8c737b29b5a43c902e
sha1
04e0a19e17f1443252d0d52d46c0564e5bd9fda8
sha256
2f27a1b7b5a4ffa792cb4d2360124e5daaea7781c175997f44da6c463e80c518
sha512
1fffaf52f9cb11ed89a70edbcc622af0dc61fe8a8967dcbad00fac52e33d987a2f4200d7b5613bb6c6b73bb40cb5ecda4a205b06c6d5a181ea2cab82f1b37b5e
ripemd-160
02b2a3c41dde437feaf9b8896e661adf2e10f3f4
Diameter
40163168
Circumference
126176313.53369
Area
1.2669101195186E+15
Volume
3.3922082647417E+22
Surface area
5.0676404780744E+15
Circumference
126176313.53369
Perimeter
80326336
Area
403270015949056
Diagonal
28399648.446735
Surface area
2419620095694336
Volume
8.0983006999623E+21
Space diagonal
34782323.784462
Perimeter
60244752
Area
1.7462103919822E+14
Altitude
17391161.892231
Surface area
1.7462103919822E+14
Volume
9.5439389017185E+20
Height
9466549.4822449