20028748 is an even 8-digits composite number following 20028747
and preceding 20028749 . In scientific notation, it is written as 2.0028748 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 6 positive divisors.
There are 10014372 positive integers (up to 20028748) that are relatively prime to 20028748.
20028748 has 6 divisors, whose sum is 35050316
The reverse of 20028748 is 84782002
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million twenty-eight thousand seven hundred forty-eight
Scientific notation
2.0028748 × 10^7
Engineering notation
2.0028748 × 10^6
Prime Factorization
2 × 2 × 5007187
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10014374
Product of the distinct prime numbers
The prime factorization of 20028748 is 2 × 2 × 5007187.
Since it has a total of 3 prime factors.
6 , 10 , 85 , 99 , 121 , 621 , 2342 , 5955 , 85491 , 22388 , 772787 , 985148 , 2340860 , 7915187 , 76123633 , 74816732 , 34526574 , 227092826 , 9107166920 , 9067867779
n×2
40057496
n×3
60086244
n×4
80114992
n×5
100143740
n÷2
10014374
n÷3
6676249.3333333
n÷3
5007187
n÷5
4005749.6
n2
401150746447504
n3
8.034547210609E+21
n4
1.6092192137539E+29
n5
3.2230646109035E+36
2 √n
4475.3489249443
3 √n
271.57175619073
4 √n
66.898048737944
5 √n
28.862288300369
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20028747
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20028748 can be divided by 6 positive divisors.
The sum of these divisors (counting 20028748) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100011001110101001100
3
Ternary
1101200120021111
4
Quaternary
1030121311030
5
Quinary
20111404443
6
Senary
1553141404
8
Octal
114316514
10
Decimal
20028748
12
Duodecimal
685a864
16
Hexadecimal
1319d4c
20
Vigesimal
653bh8
36
Base36
bxaa4
md5
fbc93c5bf2b03145e3476ff83847e2f3
sha1
c3577d57478329ac3608ca8a94a4c2bfe1a98955
sha256
892681373c36c2123a2eec716a9c2951292ab06767b5e0aae7a28688a5e9006d
sha512
e5bbfb405e86ded17181e7f2e21fc1ae260f1a795053806286fb709d7e7802ea4de1080c4097a0f67ba69fcbb2397246f606074c4000c2ab98ca2032108c8fe8
ripemd-160
4b24608aaeb9489b93893009cd6a3276320bd8ee
Diameter
40057496
Circumference
125844335.1548
Area
1.2602522380215E+15
Volume
3.3655032655693E+22
Surface area
5.0410089520862E+15
Circumference
125844335.1548
Perimeter
80114992
Area
401150746447504
Diagonal
28324927.058953
Surface area
2406904478685024
Volume
8.034547210609E+21
Space diagonal
34690809.147994
Perimeter
60086244
Area
1.7370336858531E+14
Altitude
17345404.573997
Surface area
1.7370336858531E+14
Volume
9.4688046939751E+20
Height
9441642.3529843