28080897 is an odd 8-digits composite number following 28080896
and preceding 28080898 . In scientific notation, it is written as 2.8080897 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 17280528 positive integers (up to 28080897) that are relatively prime to 28080897.
28080897 has 8 divisors, whose sum is 40321344
The reverse of 28080897 is 79808082
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million eighty thousand eight hundred ninety-seven
Scientific notation
2.8080897 × 10^7
Engineering notation
2.8080897 × 10^6
Prime Factorization
13 × 3 × 720023
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28080897
Product of the distinct prime numbers
The prime factorization of 28080897 is 13 × 3 × 720023.
Since it has a total of 3 prime factors.
9 , 8 , 3 , 72 , 209 , 551 , 5017 , 8884 , 86048 , 51240 , 800763 , 362383 , 4773320 , 5920233 , 71948589 , 66530249 , 507120678 , 654689301 , 1348582659 , 5229731994
n×2
56161794
n×3
84242691
n×4
112323588
n×5
140404485
n÷2
14040448.5
n÷3
9360299
n÷3
7020224.25
n÷5
5616179.4
n2
788536776324609
n3
2.2142819996683E+22
n4
6.2179024761641E+29
n5
1.7460427898921E+37
2 √n
5299.1411568291
3 √n
303.95105759302
4 √n
72.795200094712
5 √n
30.880348669736
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
-28080896
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 28080897 can be divided by 8 positive divisors.
The sum of these divisors (counting 28080897) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011000111101100000001
3
Ternary
1221211122202020
4
Quaternary
1223013230001
5
Quinary
24142042042
6
Senary
2441512053
8
Octal
153075401
10
Decimal
28080897
12
Duodecimal
94a2629
16
Hexadecimal
1ac7b01
20
Vigesimal
8fa24h
36
Base36
gpvcx
md5
099b2b9734e7b123b910220ad717d46d
sha1
ab9d779b93d6d7f0e5665afc9b8a92061b758306
sha256
4aa807d2d4b412a775bc12f06f8e4ed90c24660c80a178bce0444744ae67a73b
sha512
266ef446089a3addba9813dc88a414e3afca7a610d1875398a26dc886b6a368e4938ff401874339d69f5eee4f43968a3aed6c8c6f69dff4f40efb36101516705
ripemd-160
f4f5cc05d1a14bdb164758b59ef023ec440a9381
Diameter
56161794
Circumference
176437479.44282
Area
2.4772613435868E+15
Volume
9.2751627508456E+22
Surface area
9.9090453743471E+15
Circumference
176437479.44282
Perimeter
112323588
Area
788536776324609
Diagonal
39712385.381002
Surface area
4731220657947654
Volume
2.2142819996683E+22
Space diagonal
48637540.326108
Perimeter
84242691
Area
3.414464400577E+14
Altitude
24318770.163054
Surface area
3.414464400577E+14
Volume
2.6095563623747E+21
Height
13237461.793667