28298289 is an odd 8-digits composite number following 28298288
and preceding 28298290 . In scientific notation, it is written as 2.8298289 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 18759776 positive integers (up to 28298289) that are relatively prime to 28298289.
28298289 has 8 divisors, whose sum is 37942560
The reverse of 28298289 is 98289282
Previous prime number is 179
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 two hundred eighty-nine
Scientific notation
2.8298289 × 10^7
Engineering notation
2.8298289 × 10^6
Prime Factorization
3 × 179 × 52697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28298289
Product of the distinct prime numbers
The prime factorization of 28298289 is 3 × 179 × 52697.
Since it has a total of 3 prime factors.
4 , 7 , 19 , 46 , 652 , 868 , 8260 , 5634 , 20108 , 56297 , 497043 , 902062 , 6115890 , 6465750 , 15752957 , 34878667 , 240026783 , 75536162 , 902036944 , 8217130231
n×2
56596578
n×3
84894867
n×4
113193156
n×5
141491445
n÷2
14149144.5
n÷3
9432763
n÷3
7074572.25
n÷5
5659657.8
n2
800793160327521
n3
2.2661076280172E+22
n4
6.4126968562734E+29
n5
1.8146834890822E+37
2 √n
5319.6136137881
3 √n
304.73340136335
4 √n
72.935681348625
5 √n
30.92801415941
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
-28298288
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 28298289 can be divided by 8 positive divisors.
The sum of these divisors (counting 28298289) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011111100110000110001
3
Ternary
1222020200221210
4
Quaternary
1223330300301
5
Quinary
24221021124
6
Senary
2450310333
8
Octal
153746061
10
Decimal
28298289
12
Duodecimal
95883a9
16
Hexadecimal
1afcc31
20
Vigesimal
8gh5e9
36
Base36
guj3l
md5
b75331ed68dca7b3ad8d2fdae4c840f0
sha1
f65e3934f22954f4fe1a18e05ada8d94df78fe53
sha256
48dbf76f160979b94cb60763ca2c146646afc8e93d6903b0dc12c9f18d490011
sha512
980f5b082bd458756c7cdffdb74fc749f32c495b201cb9f909eabc61f9e354b4ad04b6740dfe8dfec22841659d712e7b9de994ab8a3747cca669a38d4c59afc7
ripemd-160
053e0e088a2418f579b35f62f1eb150e0faf54a7
Diameter
56596578
Circumference
177803393.66312
Area
2.5157659095299E+15
Volume
9.49224943523E+22
Surface area
1.006306363812E+16
Circumference
177803393.66312
Perimeter
113193156
Area
800793160327521
Diagonal
40019824.095753
Surface area
4804758961965126
Volume
2.2661076280172E+22
Space diagonal
49014074.315267
Perimeter
84894867
Area
3.4675361001023E+14
Altitude
24507037.157634
Surface area
3.4675361001023E+14
Volume
2.6706334511158E+21
Height
13339941.365251