20068787 is an odd 8-digits composite number following 20068786
and preceding 20068788 . In scientific notation, it is written as 2.0068787 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 20055336 positive integers (up to 20068787) that are relatively prime to 20068787.
20068787 has 4 divisors, whose sum is 20082240
The reverse of 20068787 is 78786002
Previous prime number is 1709
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million sixty-eight thousand seven hundred eighty-seven
Scientific notation
2.0068787 × 10^7
Engineering notation
2.0068787 × 10^6
Prime Factorization
1709 × 11743
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20068787
Product of the distinct prime numbers
The prime factorization of 20068787 is 1709 × 11743.
Since it has a total of 2 prime factors.
6 , 10 , 79 , 90 , 403 , 207 , 3983 , 2945 , 91587 , 46488 , 200390 , 579371 , 1504659 , 6529472 , 4242420 , 38898552 , 122096618 , 486844124 , 3048770566 , 5157686273
n×2
40137574
n×3
60206361
n×4
80275148
n×5
100343935
n÷2
10034393.5
n÷3
6689595.6666667
n÷3
5017196.75
n÷5
4013757.4
n2
402756211651369
n3
8.0828286245582E+21
n4
1.6221256602376E+29
n5
3.2554094362543E+36
2 √n
4479.8199740615
3 √n
271.75259997845
4 √n
66.931457283264
5 √n
28.87381866863
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20068786
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20068787 can be divided by 4 positive divisors.
The sum of these divisors (counting 20068787) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100011100110110011
3
Ternary
1101202121012102
4
Quaternary
1030203212303
5
Quinary
20114200122
6
Senary
1554051015
8
Octal
114434663
10
Decimal
20068787
12
Duodecimal
6879a6b
16
Hexadecimal
13239b3
20
Vigesimal
658bj7
36
Base36
by56b
md5
44c922a21f9de9a1809998a69ec459e0
sha1
1be31381aa29530d5822d5ff464885577e064db6
sha256
19a47fc867911fd07664b8ba3c8ae559150fb62cba4c69c093a3862f9b8bab4e
sha512
70f41268a6fbf8cdfe4f51c8e39e2a4d4962997fe02d17c8b6cb2d40ca2ac6cc3b3f7446e06ad48887cff40825ad332af57938e603dfbcef4b8ad1945dbf5cca
ripemd-160
fcc05efe0a0acf274f64d320b7bf6720d15038ca
Diameter
40137574
Circumference
126095907.61132
Area
1.2652959557116E+15
Volume
3.3857273369517E+22
Surface area
5.0611838228464E+15
Circumference
126095907.61132
Perimeter
80275148
Area
402756211651369
Diagonal
28381550.755777
Surface area
2416537269908214
Volume
8.0828286245582E+21
Space diagonal
34760158.730278
Perimeter
60206361
Area
1.7439855541103E+14
Altitude
17380079.365139
Surface area
1.7439855541103E+14
Volume
9.5257048859898E+20
Height
9460516.9185923