20685624 is an even 8-digits composite number following 20685623
and preceding 20685625 . In scientific notation, it is written as 2.0685624 × 10^7.
The sum of its digits is 33. It has a total of 5 prime factors and 16 positive divisors.
There are 6895200 positive integers (up to 20685624) that are relatively prime to 20685624.
20685624 has 16 divisors, whose sum is 51714120
The reverse of 20685624 is 42658602
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million six hundred eighty-five thousand six hundred twenty-four
Scientific notation
2.0685624 × 10^7
Engineering notation
2.0685624 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 861901
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5171406
Product of the distinct prime numbers
The prime factorization of 20685624 is 2 × 2 × 2 × 3 × 861901.
Since it has a total of 5 prime factors.
1 , 9 , 5 , 1 , 844 , 221 , 5936 , 8579 , 76637 , 88912 , 937002 , 275571 , 5678747 , 5336118 , 55985889 , 12500406 , 474362358 , 951286168 , 7753756552 , 2902650415
n×2
41371248
n×3
62056872
n×4
82742496
n×5
103428120
n÷2
10342812
n÷3
6895208
n÷3
5171406
n÷5
4137124.8
n2
427895040269376
n3
8.8512759144772E+21
n4
1.8309416548713E+29
n5
3.7874170638606E+36
2 √n
4548.1451164183
3 √n
274.50876047436
4 √n
67.439937102716
5 √n
29.049169807719
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 861901 , 1723802 , 2585703 , 3447604 , 5171406 , 6895208 , 10342812 , 20685624
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20685623
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20685624 can be divided by 16 positive divisors.
The sum of these divisors (counting 20685624) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110111010001100111000
3
Ternary
1102220221100020
4
Quaternary
1032322030320
5
Quinary
20243414444
6
Senary
2015210440
8
Octal
116721470
10
Decimal
20685624
12
Duodecimal
6b16a20
16
Hexadecimal
13ba338
20
Vigesimal
695e14
36
Base36
cbd4o
md5
5b99f0ad2771299dbedb75b4afe00b06
sha1
7c99c27c20ff7ed852338f1b4f99f9b929cb67e3
sha256
5caedecc0281f9c4e9f2d1e3ba496af7f9cd354b48fd53cdadc87d628e1c30ae
sha512
7cfc7ba04dcc5d5ccd173295928d7fae1e1b03e160077deeadebcc66c462849b5118ad120d37b5f4dd8ca5fd72a9ebe429a5cba34a42ca7466ac0672f5a1ebab
ripemd-160
316cc29b51d61826c399f39584567167d45dde20
Diameter
41371248
Circumference
129971608.78664
Area
1.3442719150178E+15
Volume
3.7076137850424E+22
Surface area
5.3770876600711E+15
Circumference
129971608.78664
Perimeter
82742496
Area
427895040269376
Diagonal
29253890.00695
Surface area
2567370241616256
Volume
8.8512759144772E+21
Space diagonal
35828551.754266
Perimeter
62056872
Area
1.8528398751332E+14
Altitude
17914275.877133
Surface area
1.8528398751332E+14
Volume
1.0431328702133E+21
Height
9751296.6689835