20886688 is an even 8-digits composite number following 20886687
and preceding 20886689 . In scientific notation, it is written as 2.0886688 × 10^7.
The sum of its digits is 46. It has a total of 7 prime factors and 24 positive divisors.
There are 10395840 positive integers (up to 20886688) that are relatively prime to 20886688.
20886688 has 24 divisors, whose sum is 41307840
The reverse of 20886688 is 88668802
Previous prime number is 239
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty million eight hundred eighty-six thousand six hundred eighty-eight
Scientific notation
2.0886688 × 10^7
Engineering notation
2.0886688 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 239 × 2731
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
1305418
Product of the distinct prime numbers
The prime factorization of 20886688 is 2 × 2 × 2 × 2 × 2 × 239 × 2731.
Since it has a total of 7 prime factors.
10 , 6 , 53 , 84 , 141 , 455 , 9911 , 1693 , 57346 , 17382 , 707519 , 681952 , 6446563 , 4840243 , 47572291 , 72223624 , 762549405 , 250246257 , 1509533345 , 8637461785
n×2
41773376
n×3
62660064
n×4
83546752
n×5
104433440
n÷2
10443344
n÷3
6962229.3333333
n÷3
5221672
n÷5
4177337.6
n2
436253735609344
n3
9.1118956645069E+21
n4
1.9031732183311E+29
n5
3.9750985221237E+36
2 √n
4570.1956194456
3 √n
275.39530147017
4 √n
67.603221960537
5 √n
29.1054230302
1 , 2 , 4 , 8 , 16 , 32 , 239 , 478 , 956 , 1912 , 2731 , 3824 , 5462 , 7648 , 10924 , 21848 , 43696 , 87392 , 652709 , 1305418 , 2610836 , 5221672 , 10443344 , 20886688
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
-20886687
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 20886688 can be divided by 24 positive divisors.
The sum of these divisors (counting 20886688) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001111101011010010100000
3
Ternary
1110022011011001
4
Quaternary
1033223102200
5
Quinary
20321333223
6
Senary
2023401344
8
Octal
117532240
10
Decimal
20886688
12
Duodecimal
6bb3254
16
Hexadecimal
13eb4a0
20
Vigesimal
6aage8
36
Base36
cfo9s
md5
7066b1277de0733045dad40a7c7e3cda
sha1
d6fae37e3b3ed49f779a1e55f51ada0f4128b367
sha256
a4b4c8f4fa2d7714687c988d2e0d44ff3e4d5d3805588a9d600f227de848a307
sha512
ffc9a4aeec3b12b8035e49e2de7543feedc7d0a7289f616b04f0885e8f48a05bde295588af46be4e40769803e9ccfc412eb1582e37277fbe4011275ed38aeaa5
ripemd-160
b8c3a3efe1ec9b10bb13ae6b6e42df385ec2b407
Diameter
41773376
Circumference
131234931.15724
Area
1.3705315308914E+15
Volume
3.8167819306522E+22
Surface area
5.4821261235657E+15
Circumference
131234931.15724
Perimeter
83546752
Area
436253735609344
Diagonal
29538237.442655
Surface area
2617522413656064
Volume
9.1118956645069E+21
Space diagonal
36176804.817839
Perimeter
62660064
Area
1.8890340876678E+14
Altitude
18088402.40892
Surface area
1.8890340876678E+14
Volume
1.0738472023062E+21
Height
9846079.1475518