28005512 is an even 8-digits composite number following 28005511
and preceding 28005513 . In scientific notation, it is written as 2.8005512 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 8 positive divisors.
There are 14002752 positive integers (up to 28005512) that are relatively prime to 28005512.
28005512 has 8 divisors, whose sum is 52510350
The reverse of 28005512 is 21550082
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-eight million five thousand five hundred twelve
Scientific notation
2.8005512 × 10^7
Engineering notation
2.8005512 × 10^6
Prime Factorization
2 × 2 × 2 × 3500689
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7001378
Product of the distinct prime numbers
The prime factorization of 28005512 is 2 × 2 × 2 × 3500689.
Since it has a total of 4 prime factors.
6 , 5 , 6 , 34 , 252 , 551 , 6598 , 3968 , 56999 , 40863 , 580565 , 671968 , 3221424 , 926216 , 26388509 , 94474365 , 385309078 , 270931218 , 4671386777 , 3495639346
n×2
56011024
n×3
84016536
n×4
112022048
n×5
140027560
n÷2
14002756
n÷3
9335170.6666667
n÷3
7001378
n÷5
5601102.4
n2
784308702382144
n3
2.1964966776268E+22
n4
6.1514014063236E+29
n5
1.7227314590161E+37
2 √n
5292.023431543
3 √n
303.67882168783
4 √n
72.746294967806
5 √n
30.863750774772
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
-28005511
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 28005512 can be divided by 8 positive divisors.
The sum of these divisors (counting 28005512) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110101010010001000
3
Ternary
1221200211100012
4
Quaternary
1222311102020
5
Quinary
24132134022
6
Senary
2440131052
8
Octal
152652210
10
Decimal
28005512
12
Duodecimal
9466a88
16
Hexadecimal
1ab5488
20
Vigesimal
8f0dfc
36
Base36
go96w
md5
35c1f3123f9682541f3d2d5719f69add
sha1
31591547f3f9d84b8ad21c841104f32a077fe926
sha256
fde5dfbd6cc241df9978ede9af168e67c0a8b7d887e98ec59ddea4ebc56bf5cb
sha512
73097ac1512f2454cb304db8f3d6cdf5cde22eed9330528e41308370a99b408300fc5c6250c38ec12a4fa6b7edb7baec5e0d942e0c7a1c209b842f72ba0ddb53
ripemd-160
38211ea53f03ef66193c6d671e968d38cd9b716e
Diameter
56011024
Circumference
175963821.51844
Area
2.4639784575503E+15
Volume
9.2006637680888E+22
Surface area
9.8559138302011E+15
Circumference
175963821.51844
Perimeter
112022048
Area
784308702382144
Diagonal
39605774.891602
Surface area
4705852214292864
Volume
2.1964966776268E+22
Space diagonal
48506969.67598
Perimeter
84016536
Area
3.3961563033607E+14
Altitude
24253484.83799
Surface area
3.3961563033607E+14
Volume
2.5885961593393E+21
Height
13201924.963867