28298487 is an odd 8-digits composite number following 28298486
and preceding 28298488 . In scientific notation, it is written as 2.8298487 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 15079680 positive integers (up to 28298487) that are relatively prime to 28298487.
28298487 has 8 divisors, whose sum is 29069040
The reverse of 28298487 is 78489282
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
twenty-eight million two hundred ninety-eight thousand four hundred eighty-seven
Scientific notation
2.8298487 × 10^7
Engineering notation
2.8298487 × 10^6
Prime Factorization
483 × 41 × 1429
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28298487
Product of the distinct prime numbers
The prime factorization of 28298487 is 483 × 41 × 1429.
Since it has a total of 3 prime factors.
3 , 5 , 9 , 7 , 649 , 715 , 9829 , 9772 , 77735 , 9064 , 133898 , 841437 , 1523623 , 5325621 , 28666584 , 60230385 , 550296262 , 199001216 , 6120565329 , 1270051820
n×2
56596974
n×3
84895461
n×4
113193948
n×5
141492435
n÷2
14149243.5
n÷3
9432829
n÷3
7074621.75
n÷5
5659697.4
n2
800804366489169
n3
2.2661551954637E+22
n4
6.4128763338812E+29
n5
1.8147469756694E+37
2 √n
5319.6322241298
3 √n
304.73411209033
4 √n
72.935808929015
5 √n
30.928057439268
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
-28298486
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 28298487 can be divided by 8 positive divisors.
The sum of these divisors (counting 28298487) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011111100110011110111
3
Ternary
1222020201020010
4
Quaternary
1223330303313
5
Quinary
24221022422
6
Senary
2450311303
8
Octal
153746367
10
Decimal
28298487
12
Duodecimal
9588533
16
Hexadecimal
1afccf7
20
Vigesimal
8gh647
36
Base36
guj93
md5
7a7d72de9bfd985a87e134ddadb21d8c
sha1
abd4f25a366338bb57990d602e852228a3dc476e
sha256
e5106e2b00eba774059277d1f1fe5a0bbff34d56aae14f0b04f541478952ec80
sha512
a3043bf385bace8a63e88d9d30a9af5905dcaee0944ba84e9b8354f4d0832057e10c95c08daab057254d80cff9f8216a83e2c7fe759cc490039613baa6e288bd
ripemd-160
e5cd81b84df07c8ee205ecc9567f8b6a90437a35
Diameter
56596974
Circumference
177804637.73381
Area
2.515801114725E+15
Volume
9.4924486852841E+22
Surface area
1.00632044589E+16
Circumference
177804637.73381
Perimeter
113193948
Area
800804366489169
Diagonal
40020104.110039
Surface area
4804826198935014
Volume
2.2661551954637E+22
Space diagonal
49014417.261327
Perimeter
84895461
Area
3.4675846242056E+14
Altitude
24507208.630664
Surface area
3.4675846242056E+14
Volume
2.6706895098892E+21
Height
13340034.703346