20306789 is an odd 8-digits composite number following 20306788
and preceding 20306790 . In scientific notation, it is written as 2.0306789 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 19112256 positive integers (up to 20306789) that are relatively prime to 20306789.
20306789 has 4 divisors, whose sum is 21501324
The reverse of 20306789 is 98760302
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million three hundred six thousand seven hundred eighty-nine
Scientific notation
2.0306789 × 10^7
Engineering notation
2.0306789 × 10^6
Prime Factorization
17 × 1194517
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20306789
Product of the distinct prime numbers
The prime factorization of 20306789 is 17 × 1194517.
Since it has a total of 2 prime factors.
9 , 2 , 34 , 57 , 443 , 615 , 8001 , 2768 , 46997 , 22140 , 472464 , 996718 , 688968 , 367628 , 89833510 , 59109690 , 115277600 , 213298493 , 4436287833 , 9221198678
n×2
40613578
n×3
60920367
n×4
81227156
n×5
101533945
n÷2
10153394.5
n÷3
6768929.6666667
n÷3
5076697.25
n÷5
4061357.8
n2
412365679490521
n3
8.3738228442556E+21
n4
1.7004545362168E+29
n5
3.4530771471047E+36
2 √n
4506.3054712258
3 √n
272.822647313
4 √n
67.129021080497
5 √n
28.941980811577
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
-20306788
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 20306789 can be divided by 4 positive divisors.
The sum of these divisors (counting 20306789) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011101101101100101
3
Ternary
1102012200200022
4
Quaternary
1031131231211
5
Quinary
20144304124
6
Senary
2003124525
8
Octal
115355545
10
Decimal
20306789
12
Duodecimal
6973745
16
Hexadecimal
135db65
20
Vigesimal
66i6j9
36
Base36
c38th
md5
b69e4ed7aaed0552e684b19f4440988f
sha1
cdf40f0e802baeaca8dcf156709f367a42b4a8cd
sha256
b02173506ccd9e0c3a050a362e2676b7ed181704604d8c03533a720da4d109ff
sha512
13057df28635bfdbafde2379c085c9aa6563d2f51248008220528196fd5f3c73afe812f0290dfc8a04c28cc73f7349b0764d4fa8eb24d2ad49b575546eeb4b59
ripemd-160
639d6828a270d64b14417b7340e3de673b8b8154
Diameter
40613578
Circumference
127591318.2808
Area
1.29548498928E+15
Volume
3.5076187106635E+22
Surface area
5.1819399571199E+15
Circumference
127591318.2808
Perimeter
81227156
Area
412365679490521
Diagonal
28718136.412049
Surface area
2474194076943126
Volume
8.3738228442556E+21
Space diagonal
35172390.286581
Perimeter
60920367
Area
1.7855957704381E+14
Altitude
17586195.14329
Surface area
1.7855957704381E+14
Volume
9.8686448627133E+20
Height
9572712.1373496