20068618 is an even 8-digits composite number following 20068617
and preceding 20068619 . In scientific notation, it is written as 2.0068618 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 10034308 positive integers (up to 20068618) that are relatively prime to 20068618.
20068618 has 4 divisors, whose sum is 30102930
The reverse of 20068618 is 81686002
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million sixty-eight thousand six hundred eighteen
Scientific notation
2.0068618 × 10^7
Engineering notation
2.0068618 × 10^6
Prime Factorization
2 × 10034309
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20068618
Product of the distinct prime numbers
The prime factorization of 20068618 is 2 × 10034309.
Since it has a total of 2 prime factors.
10 , 5 , 3 , 75 , 597 , 453 , 8369 , 7588 , 95434 , 30082 , 910595 , 816699 , 4954384 , 932791 , 47744061 , 54856206 , 525114480 , 163988977 , 3932100513 , 6511376114
n×2
40137236
n×3
60205854
n×4
80274472
n×5
100343090
n÷2
10034309
n÷3
6689539.3333333
n÷3
5017154.5
n÷5
4013723.6
n2
402749428429924
n3
8.0826244288785E+21
n4
1.6220710210063E+29
n5
3.2552723689446E+36
2 √n
4479.8011116566
3 √n
271.7518371634
4 √n
66.931316374748
5 √n
28.873770038967
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20068617
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20068618 can be divided by 4 positive divisors.
The sum of these divisors (counting 20068618) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100011100100001010
3
Ternary
1101202120222011
4
Quaternary
1030203210022
5
Quinary
20114143433
6
Senary
1554050134
8
Octal
114434412
10
Decimal
20068618
12
Duodecimal
687994a
16
Hexadecimal
132390a
20
Vigesimal
658bai
36
Base36
by51m
md5
0a78713f822ddf21be309f9fb0aa00d6
sha1
3baea23d2e21354a5ff1d6314cff680854cc9b39
sha256
e9ba29ec0d9ca528d27a7b6285c479bda9c70ceb62fd2a930630e87efa0dca1f
sha512
60ad425b38f41d1f80555bc3c0c430a626ff9e80ce67ab416cdc72f81ebce5cadacf044b8ca3d66b12db4a3600f2257670a5b31a4d9cff132bb8e5afeb490e6e
ripemd-160
00b76670144fefa9bad5e529676775ea3d6b67a6
Diameter
40137236
Circumference
126094845.753
Area
1.2652746455929E+15
Volume
3.3856418036653E+22
Surface area
5.0610985823718E+15
Circumference
126094845.753
Perimeter
80274472
Area
402749428429924
Diagonal
28381311.753685
Surface area
2416496570579544
Volume
8.0826244288785E+21
Space diagonal
34759866.013691
Perimeter
60205854
Area
1.7439561818999E+14
Altitude
17379933.006846
Surface area
1.7439561818999E+14
Volume
9.5254642390734E+20
Height
9460437.2512283