28744525 is an odd 8-digits composite number following 28744524
and preceding 28744526 . In scientific notation, it is written as 2.8744525 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 22950000 positive integers (up to 28744525) that are relatively prime to 28744525.
28744525 has 12 divisors, whose sum is 35713984
The reverse of 28744525 is 52544782
Previous prime number is 751
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million seven hundred forty-four thousand five hundred twenty-five
Scientific notation
2.8744525 × 10^7
Engineering notation
2.8744525 × 10^6
Prime Factorization
5 × 5 × 751 × 1531
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5748905
Product of the distinct prime numbers
The prime factorization of 28744525 is 5 × 5 × 751 × 1531.
Since it has a total of 4 prime factors.
6 , 5 , 54 , 53 , 390 , 273 , 1472 , 6362 , 16771 , 21351 , 85117 , 169436 , 4194324 , 3196618 , 35263214 , 22400916 , 271469782 , 794605002 , 7748303306 , 973758646
n×2
57489050
n×3
86233575
n×4
114978100
n×5
143722625
n÷2
14372262.5
n÷3
9581508.3333333
n÷3
7186131.25
n÷5
5748905
n2
826247717475625
n3
2.3750098171171E+22
n4
6.8268529063368E+29
n5
1.9623464403752E+37
2 √n
5361.3920766905
3 √n
306.32683619755
4 √n
73.221527412985
5 √n
31.024945500519
1 , 5 , 25 , 751 , 1531 , 3755 , 7655 , 18775 , 38275 , 1149781 , 5748905 , 28744525
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28744524
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28744525 can be divided by 12 positive divisors.
The sum of these divisors (counting 28744525) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101101101001101101001101
3
Ternary
2000002101002001
4
Quaternary
1231221231031
5
Quinary
24324311100
6
Senary
2504032301
8
Octal
155515515
10
Decimal
28744525
12
Duodecimal
9762691
16
Hexadecimal
1b69b4d
20
Vigesimal
8jd165
36
Base36
h43f1
md5
fabc1b5ee6eef18dcd4943c56a6b124b
sha1
a7ae074716f956a2244ace44aa6a37a3fe11c946
sha256
b5ebe03d5a8091fba8f2636547569e255aca8d7fae182ad572d9fdfeca431abd
sha512
60058ce0175a311a316137d1ac9192805cd212148d31ccd0bcecd40a870b1bf5d9ed697553e66ddd0579fa5720a7c6be1e65140bd7b17898fe1a4a8ee99bdac0
ripemd-160
12af71ffcf0d648cb0fce91d793241206b1170da
Diameter
57489050
Circumference
180607177.14186
Area
2.5957337592668E+15
Volume
9.9484178582116E+22
Surface area
1.0382935037067E+16
Circumference
180607177.14186
Perimeter
114978100
Area
826247717475625
Diagonal
40650897.098972
Surface area
4957486304853750
Volume
2.3750098171171E+22
Space diagonal
49786977.739434
Perimeter
86233575
Area
3.577757565764E+14
Altitude
24893488.869717
Surface area
3.577757565764E+14
Volume
2.7989759117802E+21
Height
13550299.032991