20081541 is an odd 8-digits composite number following 20081540
and preceding 20081542 . In scientific notation, it is written as 2.0081541 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 12 positive divisors.
There are 13129584 positive integers (up to 20081541) that are relatively prime to 20081541.
20081541 has 12 divisors, whose sum is 27301568
The reverse of 20081541 is 14518002
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million eighty-one thousand five hundred forty-one
Scientific notation
2.0081541 × 10^7
Engineering notation
2.0081541 × 10^6
Prime Factorization
3 × 53 × 53 × 2383
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
378897
Product of the distinct prime numbers
The prime factorization of 20081541 is 3 × 53 × 53 × 2383.
Since it has a total of 4 prime factors.
8 , 5 , 41 , 83 , 534 , 347 , 2596 , 6726 , 52664 , 18011 , 328725 , 716923 , 6256434 , 8538547 , 27819066 , 6848629 , 512624508 , 577697088 , 9771276603 , 7369294653
n×2
40163082
n×3
60244623
n×4
80326164
n×5
100407705
n÷2
10040770.5
n÷3
6693847
n÷3
5020385.25
n÷5
4016308.2
n2
403268288934681
n3
8.0982486782416E+21
n4
1.6262531286031E+29
n5
3.265766887842E+36
2 √n
4481.2432426727
3 √n
271.81015533714
4 √n
66.942088723558
5 √n
28.877487680674
1 , 3 , 53 , 159 , 2383 , 2809 , 7149 , 8427 , 126299 , 378897 , 6693847 , 20081541
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20081540
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20081541 can be divided by 12 positive divisors.
The sum of these divisors (counting 20081541) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100100110101110000101
3
Ternary
1101210020200210
4
Quaternary
1030212232011
5
Quinary
20120102131
6
Senary
1554230033
8
Octal
114465605
10
Decimal
20081541
12
Duodecimal
6885319
16
Hexadecimal
1326b85
20
Vigesimal
65a3h1
36
Base36
byf0l
md5
0ce2947c9f8ee27ac13eaa48172f68b2
sha1
2ab94b5637a3c428391b4b54b5196db82e7dff00
sha256
ba161f5a249262e09f282c2fae466dcd8e6aec458224e3e362927ab1af8b4c72
sha512
5bdbc98d513edb4c0f504aa31bf9a010491fdf688a2358e7ac051232eac68155b23727d191b167a9de11ece1cc2cf49a664fbab2b01fb0f37667fb594e659095
ripemd-160
fa18bdf3e32de4e84028defb7909f351ca147cb0
Diameter
40163082
Circumference
126176043.35672
Area
1.2669046939429E+15
Volume
3.3921864739343E+22
Surface area
5.0676187757717E+15
Circumference
126176043.35672
Perimeter
80326164
Area
403268288934681
Diagonal
28399587.635551
Surface area
2419609733608086
Volume
8.0982486782416E+21
Space diagonal
34782249.306278
Perimeter
60244623
Area
1.7462029137906E+14
Altitude
17391124.653139
Surface area
1.7462029137906E+14
Volume
9.5438775935328E+20
Height
9466529.2118505