20662018 is an even 8-digits composite number following 20662017
and preceding 20662019 . In scientific notation, it is written as 2.0662018 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 9536304 positive integers (up to 20662018) that are relatively prime to 20662018.
20662018 has 8 divisors, whose sum is 33377148
The reverse of 20662018 is 81026602
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million six hundred sixty-two thousand eighteen
Scientific notation
2.0662018 × 10^7
Engineering notation
2.0662018 × 10^6
Prime Factorization
2 × 13 × 794693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20662018
Product of the distinct prime numbers
The prime factorization of 20662018 is 2 × 13 × 794693.
Since it has a total of 3 prime factors.
3 , 5 , 58 , 73 , 606 , 86 , 7095 , 6318 , 64220 , 64752 , 967253 , 364043 , 1239146 , 6714122 , 1889517 , 1803165 , 8842706 , 558894989 , 2227483431 , 9437139367
n×2
41324036
n×3
61986054
n×4
82648072
n×5
103310090
n÷2
10331009
n÷3
6887339.3333333
n÷3
5165504.5
n÷5
4132403.6
n2
426918987832324
n3
8.8210078111333E+21
n4
1.8225982217178E+29
n5
3.76585572639E+36
2 √n
4545.5492517407
3 √n
274.40429951585
4 √n
67.420688603282
5 √n
29.042536718619
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20662017
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20662018 can be divided by 8 positive divisors.
The sum of these divisors (counting 20662018) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110110100011100000010
3
Ternary
1102212201221221
4
Quaternary
1032310130002
5
Quinary
20242141033
6
Senary
2014505254
8
Octal
116643402
10
Decimal
20662018
12
Duodecimal
6b0522a
16
Hexadecimal
13b4702
20
Vigesimal
692f0i
36
Base36
cauwy
md5
0de9b3de9b81e4c85e38f7fa04f50cdd
sha1
f56dceb697400e87c7c04374b7604d6904400a74
sha256
a4877cfe02cd6cd2f33500cf15f6b71b55538fc548d262b5324503cd5ac5295c
sha512
27a7b64caa24c5d9b5f9b01f1990a8976178c4f4f60edf99fec38d11b89423c153f45f1ea3a737ef044c8e6979225f0c713ec12080142e688b0b3aab3eeaed85
ripemd-160
015f02fe8e3020ca86d590e3384fa7fbc8bf35a9
Diameter
41324036
Circumference
129823287.91428
Area
1.341205555852E+15
Volume
3.6949351115619E+22
Surface area
5.3648222234081E+15
Circumference
129823287.91428
Perimeter
82648072
Area
426918987832324
Diagonal
29220506.081597
Surface area
2561513926993944
Volume
8.8210078111333E+21
Space diagonal
35787664.962903
Perimeter
61986054
Area
1.8486134441037E+14
Altitude
17893832.481451
Surface area
1.8486134441037E+14
Volume
1.0395657400253E+21
Height
9740168.6938657