28497779 is an odd 8-digits composite number following 28497778
and preceding 28497780 . In scientific notation, it is written as 2.8497779 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 28186056 positive integers (up to 28497779) that are relatively prime to 28497779.
28497779 has 8 divisors, whose sum is 28811520
The reverse of 28497779 is 97779482
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
twenty-eight million four hundred ninety-seven thousand seven hundred seventy-nine
Scientific notation
2.8497779 × 10^7
Engineering notation
2.8497779 × 10^6
Prime Factorization
359 × 487 × 163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28497779
Product of the distinct prime numbers
The prime factorization of 28497779 is 359 × 487 × 163.
Since it has a total of 3 prime factors.
8 , 8 , 68 , 43 , 40 , 225 , 2997 , 4143 , 52415 , 36527 , 324429 , 47958 , 8971381 , 25586 , 41079250 , 5251315 , 843496643 , 181621101 , 8054923565 , 4280158774
n×2
56995558
n×3
85493337
n×4
113991116
n×5
142488895
n÷2
14248889.5
n÷3
9499259.6666667
n÷3
7124444.75
n÷5
5699555.8
n2
812123407932841
n3
2.3143713399997E+22
n4
6.5954442971245E+29
n5
1.8795551398626E+37
2 √n
5338.3311062541
3 √n
305.44780230435
4 √n
73.063883733717
5 √n
30.971497388946
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
-28497778
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 28497779 can be divided by 8 positive divisors.
The sum of these divisors (counting 28497779) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100101101011101110011
3
Ternary
1222121211121022
4
Quaternary
1230231131303
5
Quinary
24243412104
6
Senary
2454450055
8
Octal
154553563
10
Decimal
28497779
12
Duodecimal
966392b
16
Hexadecimal
1b2d773
20
Vigesimal
8i248j
36
Base36
gyt0z
md5
22c5ff19a26085d4325ff020532ec544
sha1
20195c7838edeaee7e6d65aa42faabab874fe867
sha256
a33fd70d94b84e101afd55b024e379f6f28906397ff625788b4b5647cec40c58
sha512
b22d0698def421c69bf0292aa85946efefd79c43f25c8a17ae4c76f17170034898d5fcb817cb2233bb9bee4ab84e77cfc2c8c31708164f77a99450266dbe71d4
ripemd-160
5423c83201e00609cc4b30dd1942634d9d29f4b1
Diameter
56995558
Circumference
179056826.30005
Area
2.5513609321701E+15
Volume
9.6944159992291E+22
Surface area
1.020544372868E+16
Circumference
179056826.30005
Perimeter
113991116
Area
812123407932841
Diagonal
40301945.559311
Surface area
4872740447597046
Volume
2.3143713399997E+22
Space diagonal
49359601.130869
Perimeter
85493337
Area
3.5165975113892E+14
Altitude
24679800.565435
Surface area
3.5165975113892E+14
Volume
2.7275127811626E+21
Height
13433981.853104