20081368 is an even 8-digits composite number following 20081367
and preceding 20081369 . In scientific notation, it is written as 2.0081368 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 8 positive divisors.
There are 10040680 positive integers (up to 20081368) that are relatively prime to 20081368.
20081368 has 8 divisors, whose sum is 37652580
The reverse of 20081368 is 86318002
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eighty-one thousand three hundred sixty-eight
Scientific notation
2.0081368 × 10^7
Engineering notation
2.0081368 × 10^6
Prime Factorization
2 × 2 × 2 × 2510171
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5020342
Product of the distinct prime numbers
The prime factorization of 20081368 is 2 × 2 × 2 × 2510171.
Since it has a total of 4 prime factors.
5 , 5 , 15 , 72 , 517 , 683 , 776 , 8348 , 97203 , 69704 , 204291 , 625492 , 4566119 , 2515813 , 36118524 , 91048966 , 550822208 , 224591200 , 3071554234 , 1326796188
n×2
40162736
n×3
60244104
n×4
80325472
n×5
100406840
n÷2
10040684
n÷3
6693789.3333333
n÷3
5020342
n÷5
4016273.6
n2
403261340751424
n3
8.0980393838027E+21
n4
1.6261970894464E+29
n5
3.2656262193701E+36
2 √n
4481.2239399521
3 √n
271.80937479791
4 √n
66.941944548632
5 √n
28.877437925303
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
-20081367
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 20081368 can be divided by 8 positive divisors.
The sum of these divisors (counting 20081368) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100110101011011000
3
Ternary
1101210020110101
4
Quaternary
1030212223120
5
Quinary
20120100433
6
Senary
1554225144
8
Octal
114465330
10
Decimal
20081368
12
Duodecimal
68851b4
16
Hexadecimal
1326ad8
20
Vigesimal
65a388
36
Base36
byevs
md5
29406c686b4ceefa911285adea997b27
sha1
7b733c2ae71500178a19b45f76a3f8a58b52bbbc
sha256
6b2a08d82f61e7456eee9a02a9ece39138f5cf7360819f6c8d0e5a35d0ba2927
sha512
58ee8aca200de9e8b85b0414dc36a5578fba422821a6f1fa7d0b119f1e6bb13803d350ad49d2b625128ec17a2d3653f35bcc4670fbf9ecf6ab4abdc9b93046ad
ripemd-160
d6ea2a1227060b056babad00130b0fe9cba12240
Diameter
40162736
Circumference
126174956.36567
Area
1.2668828655814E+15
Volume
3.3920988048847E+22
Surface area
5.0675314623258E+15
Circumference
126174956.36567
Perimeter
80325472
Area
403261340751424
Diagonal
28399342.976605
Surface area
2419568044508544
Volume
8.0980393838027E+21
Space diagonal
34781949.661488
Perimeter
60244104
Area
1.7461728272745E+14
Altitude
17390974.830744
Surface area
1.7461728272745E+14
Volume
9.5436309376711E+20
Height
9466447.6588684