20686031 is an odd 8-digits prime number following 20686030
and preceding 20686032 . In scientific notation, it is written as 2.0686031 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 20686030 positive integers (up to 20686031) that are relatively prime to 20686031.
20686031 has 2 divisors, whose sum is 20686032
The reverse of 20686031 is 13068602
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million six hundred eighty-six thousand thirty-one
Scientific notation
2.0686031 × 10^7
Engineering notation
2.0686031 × 10^6
Prime Factorization
20686031
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20686031
Product of the distinct prime numbers
The prime factorization of 20686031 is 20686031.
Since it has a total of 1 prime factors.
3 , 9 , 52 , 71 , 252 , 431 , 9334 , 8121 , 5621 , 17914 , 104464 , 764268 , 5598123 , 4392233 , 42356784 , 52910856 , 24074206 , 722544987 , 4947915723 , 2730923756
n×2
41372062
n×3
62058093
n×4
82744124
n×5
103430155
n÷2
10343015.5
n÷3
6895343.6666667
n÷3
5171507.75
n÷5
4137206.2
n2
427911878532961
n3
8.8517983846011E+21
n4
1.8310857578961E+29
n5
3.7877896751497E+36
2 √n
4548.1898597134
3 √n
274.51056082828
4 √n
67.440268828893
5 √n
29.049284118209
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20686032
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10343016
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4548.1899696473
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999033164
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20686031 can be divided by 2 positive divisors.
The sum of these divisors (counting 20686031) is 20686032, the average is 10343016.
Base
System
Value
2
Binary
1001110111010010011001111
3
Ternary
1102220221220022
4
Quaternary
1032322103033
5
Quinary
20243423111
6
Senary
2015212355
8
Octal
116722317
10
Decimal
20686031
12
Duodecimal
6b170bb
16
Hexadecimal
13ba4cf
20
Vigesimal
695f1b
36
Base36
cbdfz
md5
38c34cdc879bc5caa0ca1e99a78d1373
sha1
d85235d61daf2080e3dd9d95fe693e74a79aaacd
sha256
2d3f572cc8517f475211fc989c02f27365cb034fbe0b37123c6ec30328e07a05
sha512
f82c4f9b0f869f2b1d2efeffda667ab2615ce76191e6e9088790af2cb981580f99143a00eb648b380b59cc637c094981b260f2bebda56f7687f21f56dbf8c9d8
ripemd-160
937ccb9018f99705e8ce0b5c29a2593d615f70d9
Diameter
41372062
Circumference
129974166.04306
Area
1.344324813983E+15
Volume
3.7078326368161E+22
Surface area
5.3772992559318E+15
Circumference
129974166.04306
Perimeter
82744124
Area
427911878532961
Diagonal
29254465.59187
Surface area
2567471271197766
Volume
8.8517983846011E+21
Space diagonal
35829256.698945
Perimeter
62058093
Area
1.8529127869533E+14
Altitude
17914628.349472
Surface area
1.8529127869533E+14
Volume
1.0431944439079E+21
Height
9751488.5306234