28238055 is an odd 8-digits composite number following 28238054
and preceding 28238056 . In scientific notation, it is written as 2.8238055 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 14574240 positive integers (up to 28238055) that are relatively prime to 28238055.
28238055 has 16 divisors, whose sum is 46639104
The reverse of 28238055 is 55083282
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-eight million two hundred thirty-eight thousand fifty-five
Scientific notation
2.8238055 × 10^7
Engineering notation
2.8238055 × 10^6
Prime Factorization
3 × 5 × 31 × 60727
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28238055
Product of the distinct prime numbers
The prime factorization of 28238055 is 3 × 5 × 31 × 60727.
Since it has a total of 4 prime factors.
2 , 3 , 11 , 67 , 756 , 829 , 1711 , 2446 , 59482 , 19129 , 349567 , 566533 , 6303725 , 5591981 , 82175562 , 57692796 , 705254237 , 93785510 , 1903648751 , 494888786
n×2
56476110
n×3
84714165
n×4
112952220
n×5
141190275
n÷2
14119027.5
n÷3
9412685
n÷3
7059513.75
n÷5
5647611
n2
797387750183025
n3
2.2516679145995E+22
n4
6.3582722414195E+29
n5
1.7954524125818E+37
2 √n
5313.9490964818
3 √n
304.51703550875
4 √n
72.896838727628
5 √n
30.914836640793
1 , 3 , 5 , 15 , 31 , 93 , 155 , 465 , 60727 , 182181 , 303635 , 910905 , 1882537 , 5647611 , 9412685 , 28238055
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28238054
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28238055 can be divided by 16 positive divisors.
The sum of these divisors (counting 28238055) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101011101110000011100111
3
Ternary
1222010122022220
4
Quaternary
1223232003213
5
Quinary
24212104210
6
Senary
2445123423
8
Octal
153560347
10
Decimal
28238055
12
Duodecimal
9559573
16
Hexadecimal
1aee0e7
20
Vigesimal
8g9f2f
36
Base36
gt8mf
md5
a43a56bd8b49fcd382ca6b6dee861c76
sha1
74c7457c508014ff40ad1413c0599908dcd5b364
sha256
6f1f47c0f269526b69bf81f8d8e5040b57f5687fc7f4eeeb403987b0d35085c3
sha512
b5d6b7c62aad88b05b169fdd831ba09284415b30a69c279f32053a731d67e3d91622f6382d613853e04d51a59a8ac50607d8806d427448d4d6deb1006e2f2a9f
ripemd-160
ac37e5e7ec3e156f647217a72a1b318886bca6bd
Diameter
56476110
Circumference
177424932.27933
Area
2.5050674980375E+15
Volume
9.431764505106E+22
Surface area
1.002026999215E+16
Circumference
177424932.27933
Perimeter
112952220
Area
797387750183025
Diagonal
39934640.356037
Surface area
4784326501098150
Volume
2.2516679145995E+22
Space diagonal
48909745.966924
Perimeter
84714165
Area
3.4527902416251E+14
Altitude
24454872.983462
Surface area
3.4527902416251E+14
Volume
2.6536160856557E+21
Height
13311546.785346