20787082 is an even 8-digits composite number following 20787081
and preceding 20787083 . In scientific notation, it is written as 2.0787082 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 10140000 positive integers (up to 20787082) that are relatively prime to 20787082.
20787082 has 8 divisors, whose sum is 31941252
The reverse of 20787082 is 28078702
Previous prime number is 41
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million seven hundred eighty-seven thousand eighty-two
Scientific notation
2.0787082 × 10^7
Engineering notation
2.0787082 × 10^6
Prime Factorization
2 × 41 × 253501
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20787082
Product of the distinct prime numbers
The prime factorization of 20787082 is 2 × 41 × 253501.
Since it has a total of 3 prime factors.
10 , 1 , 66 , 58 , 96 , 412 , 6858 , 219 , 69392 , 94047 , 269983 , 414210 , 4859620 , 4900643 , 6135234 , 59013107 , 581405507 , 79785023 , 3070191807 , 1472224791
n×2
41574164
n×3
62361246
n×4
83148328
n×5
103935410
n÷2
10393541
n÷3
6929027.3333333
n÷3
5196770.5
n÷5
4157416.4
n2
432102778074724
n3
8.9821558802671E+21
n4
1.8671281081989E+29
n5
3.8812145089636E+36
2 √n
4559.2852510015
3 √n
274.95682848468
4 √n
67.52247959755
5 √n
29.077609900874
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20787081
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20787082 can be divided by 8 positive divisors.
The sum of these divisors (counting 20787082) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010010111110001010
3
Ternary
1110010002111221
4
Quaternary
1033102332022
5
Quinary
20310141312
6
Senary
2021312254
8
Octal
117227612
10
Decimal
20787082
12
Duodecimal
6b6568a
16
Hexadecimal
13d2f8a
20
Vigesimal
69i7e2
36
Base36
cdjey
md5
2f81ad0a6ced8ffc8bf5578db26b7258
sha1
ea35e8ad2755221d340e57dc9791fc9518b634d9
sha256
695a438ada8675a1d1badc3ac5c012d7475692e4c1a681ef8195381b97c589fc
sha512
81dfa95d422c0c130745db37395b75b42cfeab0219d5270a2471fd10aa36d40aee8cd487992b7593b18f1e2da08d757326f237c08e5147bcf9934a40d6c5f04d
ripemd-160
47bc6031f2100118de206d137cf8b76abee75d6e
Diameter
41574164
Circumference
130609088.20154
Area
1.3574909131953E+15
Volume
3.7624366569127E+22
Surface area
5.4299636527812E+15
Circumference
130609088.20154
Perimeter
83148328
Area
432102778074724
Diagonal
29397373.286562
Surface area
2592616668448344
Volume
8.9821558802671E+21
Space diagonal
36004282.1651
Perimeter
62361246
Area
1.8710599142927E+14
Altitude
18002141.08255
Surface area
1.8710599142927E+14
Volume
1.0585572221019E+21
Height
9799124.4288539