20887684 is an even 8-digits composite number following 20887683
and preceding 20887685 . In scientific notation, it is written as 2.0887684 × 10^7.
The sum of its digits is 43. It has a total of 5 prime factors and 24 positive divisors.
There are 10058976 positive integers (up to 20887684) that are relatively prime to 20887684.
20887684 has 24 divisors, whose sum is 37920960
The reverse of 20887684 is 48678802
Previous prime number is 107
Is Prime? no Number parity even Number length 8 Sum of Digits 43 Digital Root 7
Name
twenty million eight hundred eighty-seven thousand six hundred eighty-four
Scientific notation
2.0887684 × 10^7
Engineering notation
2.0887684 × 10^6
Prime Factorization
2 × 2 × 37 × 107 × 1319
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
10443842 Product of the distinct prime numbers
The prime factorization of 20887684 is 2 × 2 × 37 × 107 × 1319.
Since it has a total of 5 prime factors.
8 , 3 , 59 , 85 , 113 , 156 , 1831 , 1436 , 8450 , 93650 , 209836 , 889268 , 8485930 , 5632381 , 45041590 , 12820772 , 854251451 , 440139336 , 9098060417 , 9336399103
n×2
41775368
n×3
62663052
n×4
83550736
n×5
104438420
n÷2
10443842
n÷3
6962561.3333333
n÷3
5221921
n÷5
4177536.8
n2
436295342883856
n3
9.1131992528296E+21
n4
1.9035362622214E+29
n5
3.9760463927822E+36
2 √n4570.3045850359
3 √n275.39967888927
4 √n67.604027875829
5 √n29.10570060842
1 , 2 , 4 , 37 , 74 , 107 , 148 , 214 , 428 , 1319 , 2638 , 3959 , 5276 , 7918 , 15836 , 48803 , 97606 , 141133 , 195212 , 282266 , 564532 , 5221921 , 10443842 , 20887684
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-20887683 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20887684 can be divided by 24 positive divisors.
The sum of these divisors (counting 20887684) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001111101011100010000100
3
Ternary
1110022012111221
4
Quaternary
1033223202010
5
Quinary
20321401214
6
Senary
2023410124
8
Octal
117534204
10
Decimal
20887684
12
Duodecimal
6bb3944
16
Hexadecimal
13eb884
20
Vigesimal
6aaj44
36
Base36
cfp1g
md5
e9a6ef43f27d5f740544c39c2c8b67f5
sha1
b576bc9ef10ccb623077ba5867203025e8a1ac1b
sha256
ec5c6408d614e0501c75c0536c5a9e02553e93187af8a9130929b0ec8a3b13dd
sha512
0048e85eac23eab3b3370d7412bd174c71f063018aa2de987d84be094470ca3fd2056519b474564e07c1c2049d4f8e26004681d5c33a7f1acb541438efce81f6
ripemd-160
cfc25c39960ece916316c4c6d576a0cb18934817
Diameter
41775368
Circumference
131241189.20981
Area
1.3706622439994E+15
Volume
3.8173279764519E+22
Surface area
5.4826489759974E+15
Circumference
131241189.20981
Perimeter
83550736
Area
436295342883856
Diagonal
29539645.999364
Surface area
2617772057303136
Volume
9.1131992528296E+21
Space diagonal
36178529.940444
Perimeter
62663052
Area
1.8892142524513E+14
Altitude
18089264.970222
Surface area
1.8892142524513E+14
Volume
1.0740008316633E+21
Height
9846548.6664545