28393265 is an odd 8-digits composite number following 28393264
and preceding 28393266 . In scientific notation, it is written as 2.8393265 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 22695552 positive integers (up to 28393265) that are relatively prime to 28393265.
28393265 has 8 divisors, whose sum is 34100520
The reverse of 28393265 is 56239382
Previous prime number is 2389
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-eight million three hundred ninety-three thousand two hundred sixty-five
Scientific notation
2.8393265 × 10^7
Engineering notation
2.8393265 × 10^6
Prime Factorization
5 × 2389 × 2377
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28393265
Product of the distinct prime numbers
The prime factorization of 28393265 is 5 × 2389 × 2377.
Since it has a total of 3 prime factors.
3 , 5 , 39 , 14 , 285 , 747 , 9701 , 5845 , 7541 , 81798 , 283901 , 723232 , 6397497 , 3708543 , 55559369 , 23377592 , 842291339 , 677313203 , 8764786375 , 2666685947
n×2
56786530
n×3
85179795
n×4
113573060
n×5
141966325
n÷2
14196632.5
n÷3
9464421.6666667
n÷3
7098316.25
n÷5
5678653
n2
806177497360225
n3
2.2890011319586E+22
n4
6.4992215725E+29
n5
1.8453412040171E+37
2 √n
5328.5331002068
3 √n
305.0739406865
4 √n
72.996801986161
5 √n
30.948746745156
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
-28393264
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 28393265 can be divided by 8 positive divisors.
The sum of these divisors (counting 28393265) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100010011111100110001
3
Ternary
1222102112020102
4
Quaternary
1230103330301
5
Quinary
24232041030
6
Senary
2452322145
8
Octal
154237461
10
Decimal
28393265
12
Duodecimal
9613355
16
Hexadecimal
1b13f31
20
Vigesimal
8h9335
36
Base36
gwkdt
md5
f7b36c12c98d406cd78268a5165530b3
sha1
52faaffc7770c0b0f01845611d4448316c30d7f3
sha256
a1e51742ed4bc8478291d92443295481f8192141ac2430a934d73bda1a809243
sha512
2182a4b83c4069a2a947f5b2d19b1d206008a094664e8f00476fb480d636bd489e47ee21431841e8b4041b71f26bd281e302b38f59cf5a8f6babaa966750c545
ripemd-160
6a530d960087ff49fe457c82647d8defb945497b
Diameter
56786530
Circumference
178400145.47086
Area
2.5326813031963E+15
Volume
9.588145520293E+22
Surface area
1.0130725212785E+16
Circumference
178400145.47086
Perimeter
113573060
Area
806177497360225
Diagonal
40154140.443053
Surface area
4837064984161350
Volume
2.2890011319586E+22
Space diagonal
49178577.572767
Perimeter
85179795
Area
3.4908509633666E+14
Altitude
24589288.786384
Surface area
3.4908509633666E+14
Volume
2.6976137042526E+21
Height
13384713.481018