20768078 is an even 8-digits composite number following 20768077
and preceding 20768079 . In scientific notation, it is written as 2.0768078 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 9833880 positive integers (up to 20768078) that are relatively prime to 20768078.
20768078 has 16 divisors, whose sum is 32845824
The reverse of 20768078 is 87086702
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million seven hundred sixty-eight thousand seventy-eight
Scientific notation
2.0768078 × 10^7
Engineering notation
2.0768078 × 10^6
Prime Factorization
2 × 7127 × 47 × 31
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20768078
Product of the distinct prime numbers
The prime factorization of 20768078 is 2 × 7127 × 47 × 31.
Since it has a total of 4 prime factors.
7 , 7 , 34 , 55 , 515 , 760 , 9289 , 6298 , 51097 , 31405 , 416821 , 973934 , 88744 , 9425632 , 79078141 , 7477431 , 751374723 , 400401070 , 4880235946 , 4812911758
n×2
41536156
n×3
62304234
n×4
83072312
n×5
103840390
n÷2
10384039
n÷3
6922692.6666667
n÷3
5192019.5
n÷5
4153615.6
n2
431313063814084
n3
8.9575433517099E+21
n4
1.8603095901669E+29
n5
3.8635054672735E+36
2 √n
4557.2006758535
3 √n
274.87301244399
4 √n
67.507041676062
5 √n
29.072291279571
1 , 2 , 31 , 47 , 62 , 94 , 1457 , 2914 , 7127 , 14254 , 220937 , 334969 , 441874 , 669938 , 10384039 , 20768078
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20768077
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20768078 can be divided by 16 positive divisors.
The sum of these divisors (counting 20768078) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111001110010101001110
3
Ternary
1110002010110002
4
Quaternary
1033032111032
5
Quinary
20304034303
6
Senary
2021044302
8
Octal
117162516
10
Decimal
20768078
12
Duodecimal
6b56692
16
Hexadecimal
13ce54e
20
Vigesimal
69g03i
36
Base36
cd4r2
md5
5cb038ba578be119947756ca648bb8ce
sha1
3e57e84b1331750e7c2c42d357879e3028882896
sha256
0cc83025abfd4c2a78b687035a91e0f2d22b759e77934e976d5b51c963522aa0
sha512
c1ec7934369f78ba8ae2021132bfcc389e69f77fc3ba7670b0c62490518191b089eec5c4acf2b2593ada5d20ab1aca913af439c8d23eae32d56714e1211aa27c
ripemd-160
ad486e5dda096fdb1a6a99d41e873421566d8e1a
Diameter
41536156
Circumference
130489682.54796
Area
1.3550099526756E+15
Volume
3.7521269850592E+22
Surface area
5.4200398107025E+15
Circumference
130489682.54796
Perimeter
83072312
Area
431313063814084
Diagonal
29370497.572022
Surface area
2587878382884504
Volume
8.9575433517099E+21
Space diagonal
35971366.271553
Perimeter
62304234
Area
1.8676403512355E+14
Altitude
17985683.135777
Surface area
1.8676403512355E+14
Volume
1.0556566077944E+21
Height
9790165.8573408