20089721 is an odd 8-digits composite number following 20089720
and preceding 20089722 . In scientific notation, it is written as 2.0089721 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 19344640 positive integers (up to 20089721) that are relatively prime to 20089721.
20089721 has 8 divisors, whose sum is 20838600
The reverse of 20089721 is 12798002
Previous prime number is 1361
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million eighty-nine thousand seven hundred twenty-one
Scientific notation
2.0089721 × 10^7
Engineering notation
2.0089721 × 10^6
Prime Factorization
29 × 1361 × 509
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20089721
Product of the distinct prime numbers
The prime factorization of 20089721 is 29 × 1361 × 509.
Since it has a total of 3 prime factors.
10 , 3 , 95 , 40 , 28 , 819 , 4263 , 8762 , 25017 , 6368 , 499563 , 275248 , 7688881 , 7532274 , 10415283 , 13455983 , 703591318 , 74949473 , 226178010 , 4573494242
n×2
40179442
n×3
60269163
n×4
80358884
n×5
100448605
n÷2
10044860.5
n÷3
6696573.6666667
n÷3
5022430.25
n÷5
4017944.2
n2
403596889857841
n3
8.1081489137118E+21
n4
1.6289044950292E+29
n5
3.2724236840783E+36
2 √n
4482.1558428952
3 √n
271.84705664276
4 √n
66.948904717667
5 √n
28.879839884325
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
-20089720
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 20089721 can be divided by 8 positive divisors.
The sum of these divisors (counting 20089721) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101000101101111001
3
Ternary
1101210122220202
4
Quaternary
1030220231321
5
Quinary
20120332341
6
Senary
1554331545
8
Octal
114505571
10
Decimal
20089721
12
Duodecimal
6889bb5
16
Hexadecimal
1328b79
20
Vigesimal
65b461
36
Base36
bylbt
md5
de10f3f090586af49281cf0374a0705c
sha1
11ee5bb10157b3853ff67ce6e8212d03ec9fe09d
sha256
a2c73934fe80e80dd43347965983a9adbab71620ed2d41a1e04ae5f2a79ee2d8
sha512
e34810b91036cc1f311f33133703b23054f8d70dc8fdf041c3465258339752ba4525356710b2ba9710b8211881d17a106673478282723ee23a4453d34f2ac496
ripemd-160
149ec7d3d771512aa7e1abe25262dcc1afdfe66a
Diameter
40179442
Circumference
126227439.81254
Area
1.2679370241891E+15
Volume
3.3963334748705E+22
Surface area
5.0717480967563E+15
Circumference
126227439.81254
Perimeter
80358884
Area
403596889857841
Diagonal
28411155.902492
Surface area
2421581339147046
Volume
8.1081489137118E+21
Space diagonal
34796417.481883
Perimeter
60269163
Area
1.7476257975264E+14
Altitude
17398208.740942
Surface area
1.7476257975264E+14
Volume
9.5555451329265E+20
Height
9470385.3008305