28163605 is an odd 8-digits composite number following 28163604
and preceding 28163606 . In scientific notation, it is written as 2.8163605 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 21098880 positive integers (up to 28163605) that are relatively prime to 28163605.
28163605 has 16 divisors, whose sum is 35985600
The reverse of 28163605 is 50636182
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-eight million one hundred sixty-three thousand six hundred five
Scientific notation
2.8163605 × 10^7
Engineering notation
2.8163605 × 10^6
Prime Factorization
5 × 19 × 89 × 3331
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28163605
Product of the distinct prime numbers
The prime factorization of 28163605 is 5 × 19 × 89 × 3331.
Since it has a total of 4 prime factors.
6 , 9 , 35 , 42 , 769 , 727 , 5713 , 1366 , 75526 , 64754 , 433615 , 509731 , 1573862 , 8050564 , 17742711 , 77521103 , 501486956 , 657804340 , 6175847714 , 8022317552
n×2
56327210
n×3
84490815
n×4
112654420
n×5
140818025
n÷2
14081802.5
n÷3
9387868.3333333
n÷3
7040901.25
n÷5
5632721
n2
793188646596025
n3
2.2339051733215E+22
n4
6.2914822908883E+29
n5
1.7719082210507E+37
2 √n
5306.9393250724
3 √n
304.24917892401
4 √n
72.84874278306
5 √n
30.898517947991
1 , 5 , 19 , 89 , 95 , 445 , 1691 , 3331 , 8455 , 16655 , 63289 , 296459 , 316445 , 1482295 , 5632721 , 28163605
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
-28163604
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 28163605 can be divided by 16 positive divisors.
The sum of these divisors (counting 28163605) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101011011011111000010101
3
Ternary
1221222212012111
4
Quaternary
1223123320111
5
Quinary
24202213410
6
Senary
2443351021
8
Octal
153337025
10
Decimal
28163605
12
Duodecimal
9522471
16
Hexadecimal
1adbe15
20
Vigesimal
8g0905
36
Base36
grn6d
md5
73c9afb7ad14e3f7ce4455568fc1e6bd
sha1
e89ff8b40f2c0c003b732f1d0aa43ca8d9f464bf
sha256
02c301bed1cc2086be16996e1b77a4014f898d00a34ab6609d854f8bea48308c
sha512
e2b356beb84931f9af860eeceab0a8f8acc5d7f1dfefe8585261e35e7e334de03755c05a4edb7e4b5fe8f46a61b9cef01812252272e144efec3d025853f838d3
ripemd-160
6fa4405b52576bac3160d1fd7edbf8ce8a6b61a1
Diameter
56327210
Circumference
176957149.13321
Area
2.4918756250569E+15
Volume
9.3573601084308E+22
Surface area
9.9675025002276E+15
Circumference
176957149.13321
Perimeter
112654420
Area
793188646596025
Diagonal
39829352.156319
Surface area
4759131879576150
Volume
2.2339051733215E+22
Space diagonal
48780794.784301
Perimeter
84490815
Area
3.4346075897278E+14
Altitude
24390397.39215
Surface area
3.4346075897278E+14
Volume
2.6326824943056E+21
Height
13276450.718773