20768080 is an even 8-digits composite number following 20768079
and preceding 20768081 . In scientific notation, it is written as 2.0768080 × 10^7.
The sum of its digits is 31. It has a total of 6 prime factors and 20 positive divisors.
There are 7945344 positive integers (up to 20768080) that are relatively prime to 20768080.
20768080 has 20 divisors, whose sum is 40591648
The reverse of 20768080 is 08086702
Previous prime number is 115
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million seven hundred sixty-eight thousand eighty
Scientific notation
2.0768080 × 10^7
Engineering notation
2.0768080 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 115 × 11287
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2596010
Product of the distinct prime numbers
The prime factorization of 20768080 is 2 × 2 × 2 × 2 × 115 × 11287.
Since it has a total of 6 prime factors.
3 , 2 , 69 , 75 , 766 , 233 , 1163 , 3182 , 26159 , 3289 , 336222 , 469732 , 9497218 , 1424523 , 31272721 , 3505788 , 814394264 , 532116575 , 7762887863 , 7852303285
n×2
41536160
n×3
62304240
n×4
83072320
n×5
103840400
n÷2
10384040
n÷3
6922693.3333333
n÷3
5192020
n÷5
4153616
n2
431313146886400
n3
8.9575459395885E+21
n4
1.8603103067705E+29
n5
3.8635073275834E+36
2 √n
4557.2008952865
3 √n
274.87302126756
4 √n
67.507043301321
5 √n
29.072291839513
1 , 2 , 4 , 8 , 16 , 115 , 230 , 460 , 920 , 1840 , 11287 , 22574 , 45148 , 90296 , 180592 , 1298005 , 2596010 , 5192020 , 10384040 , 20768080
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
-20768079
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 20768080 can be divided by 20 positive divisors.
The sum of these divisors (counting 20768080) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001111001110010101010000
3
Ternary
1110002010110011
4
Quaternary
1033032111100
5
Quinary
20304034310
6
Senary
2021044304
8
Octal
117162520
10
Decimal
20768080
12
Duodecimal
6b56694
16
Hexadecimal
13ce550
20
Vigesimal
69g040
36
Base36
cd4r4
md5
29a835be412a73c1946cb3e0b065dc40
sha1
ecec97988df6e7f98ec22eb9c7508a3f96d4478b
sha256
01895f38f49b2be54267b217d31b7889e37107da262686d440a53f7c98a915af
sha512
6c0b9cce93f71243ab27f62bebb23201d67a1f3edd25ee18a17e2461338bcc2e0e50d6649aa59a70f8b80ba1bd947acd0c447129e13dd4737737b80d75da9d2b
ripemd-160
9276db9fc65daf3f248c767603b42c83accfea46
Diameter
41536160
Circumference
130489695.11433
Area
1.355010213655E+15
Volume
3.7521280690672E+22
Surface area
5.42004085462E+15
Circumference
130489695.11433
Perimeter
83072320
Area
431313146886400
Diagonal
29370500.400449
Surface area
2587878881318400
Volume
8.9575459395885E+21
Space diagonal
35971369.735655
Perimeter
62304240
Area
1.8676407109492E+14
Altitude
17985684.867828
Surface area
1.8676407109492E+14
Volume
1.0556569127788E+21
Height
9790166.8001498