20687516 is an even 8-digits composite number following 20687515
and preceding 20687517 . In scientific notation, it is written as 2.0687516 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 10227360 positive integers (up to 20687516) that are relatively prime to 20687516.
20687516 has 12 divisors, whose sum is 36610560
The reverse of 20687516 is 61578602
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million six hundred eighty-seven thousand five hundred sixteen
Scientific notation
2.0687516 × 10^7
Engineering notation
2.0687516 × 10^6
Prime Factorization
2 × 2 × 89 × 58111
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10343758
Product of the distinct prime numbers
The prime factorization of 20687516 is 2 × 2 × 89 × 58111.
Since it has a total of 4 prime factors.
8 , 1 , 70 , 58 , 674 , 973 , 7852 , 3586 , 72807 , 96981 , 975678 , 883128 , 6156470 , 668192 , 72055517 , 96481521 , 378200094 , 489770618 , 9148571866 , 826727243
n×2
41375032
n×3
62062548
n×4
82750064
n×5
103437580
n÷2
10343758
n÷3
6895838.6666667
n÷3
5171879
n÷5
4137503.2
n2
427973318250256
n3
8.8537048688753E+21
n4
1.8316116113413E+29
n5
3.789149451541E+36
2 √n
4548.3531085438
3 √n
274.51712948691
4 √n
67.44147913965
5 √n
29.049701181765
1 , 2 , 4 , 89 , 178 , 356 , 58111 , 116222 , 232444 , 5171879 , 10343758 , 20687516
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20687515
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20687516 can be divided by 12 positive divisors.
The sum of these divisors (counting 20687516) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110111010101010011100
3
Ternary
1102221000221022
4
Quaternary
1032322222130
5
Quinary
20244000031
6
Senary
2015223312
8
Octal
116725234
10
Decimal
20687516
12
Duodecimal
6b17b38
16
Hexadecimal
13baa9c
20
Vigesimal
695ifg
36
Base36
cbel8
md5
d95d1fafc7b1abc243d455157d8aa146
sha1
1616f95beeb10cab945e1e811723f28325a8ac1b
sha256
bf14cf6ccb360d4bd8a2c0a80c4330271a2648d554b6e217c2bd0568121d1c38
sha512
7cb23eb3e57821f4fb1dd27bb35bb76dea95d4f35efb79e43cdf29f3cfacdd7b2edea926e58304d669f6e572378590255fa9ef22b2090a6dc9dba2acaa6833fe
ripemd-160
c24215bdb331f4649ec1797299a2ae2854fd1d76
Diameter
41375032
Circumference
129983496.57324
Area
1.3445178325475E+15
Volume
3.7086312230814E+22
Surface area
5.3780713301898E+15
Circumference
129983496.57324
Perimeter
82750064
Area
427973318250256
Diagonal
29256565.69901
Surface area
2567839909501536
Volume
8.8537048688753E+21
Space diagonal
35831828.794394
Perimeter
62062548
Area
1.8531788287332E+14
Altitude
17915914.397197
Surface area
1.8531788287332E+14
Volume
1.0434191252343E+21
Height
9752188.5663368