20217864 is an even 8-digits composite number following 20217863
and preceding 20217865 . In scientific notation, it is written as 2.0217864 × 10^7.
The sum of its digits is 30. It has a total of 6 prime factors and 32 positive divisors.
There are 6675456 positive integers (up to 20217864) that are relatively prime to 20217864.
20217864 has 32 divisors, whose sum is 51023520
The reverse of 20217864 is 46871202
Previous prime number is 107
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million two hundred seventeen thousand eight hundred sixty-four
Scientific notation
2.0217864 × 10^7
Engineering notation
2.0217864 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 107 × 7873
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5054466
Product of the distinct prime numbers
The prime factorization of 20217864 is 2 × 2 × 2 × 3 × 107 × 7873.
Since it has a total of 6 prime factors.
3 , 3 , 49 , 13 , 653 , 28 , 8651 , 8660 , 68799 , 72282 , 18041 , 342838 , 3047061 , 305485 , 37576177 , 93157440 , 887869385 , 439915113 , 5213085137 , 4460982777
n×2
40435728
n×3
60653592
n×4
80871456
n×5
101089320
n÷2
10108932
n÷3
6739288
n÷3
5054466
n÷5
4043572.8
n2
408762024722496
n3
8.2642950242041E+21
n4
1.6708639285523E+29
n5
3.3781299669977E+36
2 √n
4496.4279155792
3 √n
272.42382743134
4 √n
67.05540929395
5 √n
28.916588459913
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 107 , 214 , 321 , 428 , 642 , 856 , 1284 , 2568 , 7873 , 15746 , 23619 , 31492 , 47238 , 62984 , 94476 , 188952 , 842411 , 1684822 , 2527233 , 3369644 , 5054466 , 6739288 , 10108932 , 20217864
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20217863
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20217864 can be divided by 32 positive divisors.
The sum of these divisors (counting 20217864) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101001000000000001000
3
Ternary
1102001011200210
4
Quaternary
1031020000020
5
Quinary
20133432424
6
Senary
2001201120
8
Octal
115100010
10
Decimal
20217864
12
Duodecimal
69301a0
16
Hexadecimal
1348008
20
Vigesimal
6674d4
36
Base36
c1c7c
md5
cb913cd887abc2f2e9c9df82035faf87
sha1
ea37515661093a54a6dbb566930aa7a0bdffc656
sha256
de3d750b260342e6e8cd6863558979d073617ced58ad1f41d21a873d5d3e8cc7
sha512
fa167a4e82f1de969da0c60eab4c73b76b77f688acb418f590fbb0ddf8ce8ae9ec246c9efd344e97f50155df94b8ba9f98ea90e23aa43041b05080c61cf110ab
ripemd-160
d4195711e4514e65455a6b1596a7f0b5c8a30eae
Diameter
40435728
Circumference
127032586.02736
Area
1.2841637739347E+15
Volume
3.4617398046851E+22
Surface area
5.1366550957387E+15
Circumference
127032586.02736
Perimeter
80871456
Area
408762024722496
Diagonal
28592377.471015
Surface area
2452572148334976
Volume
8.2642950242041E+21
Space diagonal
35018367.668518
Perimeter
60653592
Area
1.7699914875602E+14
Altitude
17509183.834259
Surface area
1.7699914875602E+14
Volume
9.7395650889016E+20
Height
9530792.4903383