28493605 is an odd 8-digits composite number following 28493604
and preceding 28493606 . In scientific notation, it is written as 2.8493605 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 19461312 positive integers (up to 28493605) that are relatively prime to 28493605.
28493605 has 8 divisors, whose sum is 29423520
The reverse of 28493605 is 50639482
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million four hundred ninety-three thousand six hundred five
Scientific notation
2.8493605 × 10^7
Engineering notation
2.8493605 × 10^6
Prime Factorization
35 × 277 × 2939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28493605
Product of the distinct prime numbers
The prime factorization of 28493605 is 35 × 277 × 2939.
Since it has a total of 3 prime factors.
1 , 7 , 54 , 9 , 809 , 927 , 9656 , 3591 , 32289 , 40883 , 1174 , 270460 , 2631243 , 883428 , 80806498 , 46484065 , 730683931 , 872359773 , 6364565780 , 1055999981
n×2
56987210
n×3
85480815
n×4
113974420
n×5
142468025
n÷2
14246802.5
n÷3
9497868.3333333
n÷3
7123401.25
n÷5
5698721
n2
811885525896025
n3
2.3133545480099E+22
n4
6.5915810715947E+29
n5
1.8781790737949E+37
2 √n
5337.9401457866
3 √n
305.43288884533
4 √n
73.061208214665
5 √n
30.970590071891
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
-28493604
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 28493605 can be divided by 8 positive divisors.
The sum of these divisors (counting 28493605) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100101100011100100101
3
Ternary
1222121121212201
4
Quaternary
1230230130211
5
Quinary
24243243410
6
Senary
2454414501
8
Octal
154543445
10
Decimal
28493605
12
Duodecimal
9661431
16
Hexadecimal
1b2c725
20
Vigesimal
8i1e05
36
Base36
gypt1
md5
3d592df16ffcf0a7676e1fa884a35baa
sha1
084b4abd90f5fb230e94476c7296b2728e1b2313
sha256
e1c0f55f91ba266961055043290b7934668fae2e6d044638b23d26a4436bb50a
sha512
69ab66329b76c8d34f4dd69247e6edaad7d008a9f0685bb0280306ae91a1863f706c5f2b51f540406a82cd77ffa2b564348a092f7dc86fd7549b66b043164a03
ripemd-160
3904597c0552835ab5c3d8e4b191c1cc581d3bf8
Diameter
56987210
Circumference
179030600.28458
Area
2.5506136037108E+15
Volume
9.6901568709018E+22
Surface area
1.0202454414843E+16
Circumference
179030600.28458
Perimeter
113974420
Area
811885525896025
Diagonal
40296042.631902
Surface area
4871313155376150
Volume
2.3133545480099E+22
Space diagonal
49352371.550799
Perimeter
85480815
Area
3.5155674519542E+14
Altitude
24676185.775399
Surface area
3.5155674519542E+14
Volume
2.7263144803109E+21
Height
13432014.210634