28298997 is an odd 8-digits composite number following 28298996
and preceding 28298998 . In scientific notation, it is written as 2.8298997 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 18828576 positive integers (up to 28298997) that are relatively prime to 28298997.
28298997 has 8 divisors, whose sum is 29405376
The reverse of 28298997 is 79989282
Previous prime number is 857
Is Prime? no Number parity odd Number length 8 Sum of Digits 54 Digital Root 9
Name
twenty-eight million two hundred ninety-eight thousand nine hundred ninety-seven
Scientific notation
2.8298997 × 10^7
Engineering notation
2.8298997 × 10^6
Prime Factorization
27 × 857 × 1223
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
28298997 Product of the distinct prime numbers
The prime factorization of 28298997 is 27 × 857 × 1223.
Since it has a total of 3 prime factors.
7 , 8 , 62 , 2 , 425 , 740 , 2641 , 8765 , 93983 , 86820 , 550944 , 69000 , 7362583 , 4189422 , 22205643 , 71198815 , 391989312 , 153384696 , 9302465491 , 2405925377
n×2
56597994
n×3
84896991
n×4
113195988
n×5
141494985
n÷2
14149498.5
n÷3
9432999
n÷3
7074749.25
n÷5
5659799.4
n2
800833231206009
n3
2.2662777207399E+22
n4
6.4133386420386E+29
n5
1.8149105099103E+37
2 √n5319.6801595585
3 √n304.73594273548
4 √n72.936137542089
5 √n30.928168916575
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
-28298996 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 28298997 can be divided by 8 positive divisors.
The sum of these divisors (counting 28298997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011111100111011110101
3
Ternary
1222020201221000
4
Quaternary
1223330323311
5
Quinary
24221031442
6
Senary
2450313513
8
Octal
153747365
10
Decimal
28298997
12
Duodecimal
9588899
16
Hexadecimal
1afcef5
20
Vigesimal
8gh79h
36
Base36
gujn9
md5
8d10f15ee5d6172dd1a123f0ff243a42
sha1
99e067613cc78b3682d229a51f298a521df125e1
sha256
33e4d43bf0fdae2951aabec246fd5fa34ef1647e3ec5e39510aff05d6c28cf61
sha512
5478d35cc1f439446b6f9cc04c1bf1c2bd9868eba1be5d43016345f938d510609e20ee14dfb2b64525bc9e80e88a571d6dd08591b613b25981102344c5830bea
ripemd-160
7438e6f187e3b0da56e133d9a091689e16ea915d
Diameter
56597994
Circumference
177807842.15832
Area
2.5158917959074E+15
Volume
9.492961917961E+22
Surface area
1.0063567183629E+16
Circumference
177807842.15832
Perimeter
113195988
Area
800833231206009
Diagonal
40020825.358956
Surface area
4804999387236054
Volume
2.2662777207399E+22
Space diagonal
49015300.607239
Perimeter
84896991
Area
3.4677096120959E+14
Altitude
24507650.30362
Surface area
3.4677096120959E+14
Volume
2.670833907312E+21
Height
13340275.119652