20508724 is an even 8-digits composite number following 20508723
and preceding 20508725 . In scientific notation, it is written as 2.0508724 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 10254360 positive integers (up to 20508724) that are relatively prime to 20508724.
20508724 has 6 divisors, whose sum is 35890274
The reverse of 20508724 is 42780502
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million five hundred eight thousand seven hundred twenty-four
Scientific notation
2.0508724 × 10^7
Engineering notation
2.0508724 × 10^6
Prime Factorization
2 × 2 × 5127181
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10254362
Product of the distinct prime numbers
The prime factorization of 20508724 is 2 × 2 × 5127181.
Since it has a total of 3 prime factors.
5 , 5 , 77 , 80 , 846 , 271 , 7490 , 7379 , 8013 , 52263 , 189329 , 848706 , 9758306 , 1605443 , 23481645 , 88388246 , 901425705 , 770362686 , 8079626740 , 4379750536
n×2
41017448
n×3
61526172
n×4
82034896
n×5
102543620
n÷2
10254362
n÷3
6836241.3333333
n÷3
5127181
n÷5
4101744.8
n2
420607760108176
n3
8.6261284643168E+21
n4
1.7691088786322E+29
n5
3.6282165717817E+36
2 √n
4528.6558712271
3 √n
273.7240014786
4 √n
67.295288625781
5 √n
28.999314242942
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20508723
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20508724 can be divided by 6 positive divisors.
The sum of these divisors (counting 20508724) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001110001111000000110100
3
Ternary
1102120221200101
4
Quaternary
1032033000310
5
Quinary
20222234344
6
Senary
2011323444
8
Octal
116170064
10
Decimal
20508724
12
Duodecimal
6a50584
16
Hexadecimal
138f034
20
Vigesimal
683bg4
36
Base36
c7kms
md5
0e3763ff23321e4fa0e1341bd19294af
sha1
71b489551ba028b16f1c5e494d256cdf80c09510
sha256
f478ffdce4b3266739dbc9d05e9f21ce5ea6cf58eb11a0f9701a56e105f5a93e
sha512
6a4631ffa38f60dfb104457fc1c25540ea80abf8a8bc4c12b74e47c6c4494aabd91d09d3719091d60ae1e132645da2d37e09010f4b38a1c4b0c582ccc546b80f
ripemd-160
b415f22568ee9eb7b79c8fe6a7e3a53b27301d48
Diameter
41017448
Circumference
128860113.3058
Area
1.3213782491987E+15
Volume
3.6133042416559E+22
Surface area
5.2855129967948E+15
Circumference
128860113.3058
Perimeter
82034896
Area
420607760108176
Diagonal
29003715.627767
Surface area
2523646560649056
Volume
8.6261284643168E+21
Space diagonal
35522151.966407
Perimeter
61526172
Area
1.8212850264128E+14
Altitude
17761075.983204
Surface area
1.8212850264128E+14
Volume
1.0165989887508E+21
Height
9667905.2092555