28304789 is an odd 8-digits composite number following 28304788
and preceding 28304790 . In scientific notation, it is written as 2.8304789 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 26691280 positive integers (up to 28304789) that are relatively prime to 28304789.
28304789 has 8 divisors, whose sum is 29953152
The reverse of 28304789 is 98740382
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-eight million three hundred four thousand seven hundred eighty-nine
Scientific notation
2.8304789 × 10^7
Engineering notation
2.8304789 × 10^6
Prime Factorization
71 × 23 × 17333
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28304789
Product of the distinct prime numbers
The prime factorization of 28304789 is 71 × 23 × 17333.
Since it has a total of 3 prime factors.
4 , 9 , 30 , 74 , 199 , 212 , 561 , 3527 , 14374 , 78624 , 246409 , 546542 , 282444 , 4577651 , 68403871 , 25318030 , 349249764 , 573996721 , 9664011696 , 6940487879
n×2
56609578
n×3
84914367
n×4
113219156
n×5
141523945
n÷2
14152394.5
n÷3
9434929.6666667
n÷3
7076197.25
n÷5
5660957.8
n2
801161080334521
n3
2.2676695333881E+22
n4
6.4185907664278E+29
n5
1.8167685732109E+37
2 √n
5320.2245253373
3 √n
304.756731578
4 √n
72.939869244037
5 √n
30.929434836286
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
-28304788
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 28304789 can be divided by 8 positive divisors.
The sum of these divisors (counting 28304789) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011111110010110010101
3
Ternary
1222021000212112
4
Quaternary
1223332112111
5
Quinary
24221223124
6
Senary
2450400405
8
Octal
153762625
10
Decimal
28304789
12
Duodecimal
9590105
16
Hexadecimal
1afe595
20
Vigesimal
8gi1j9
36
Base36
guo45
md5
4fa2f13e78444ce4b9835ed9b667a10f
sha1
1955f8dbcc91056eeaba117718c5aa1fddf42f4d
sha256
37f9074c137b8ccfd9a718eb9ea73549b892e9d54049dd725fcc893e287d0d7d
sha512
c13f3e88df4d7e7d08eea09b3a0aec72dd7ccb88a32a3852845a3ac32032826ea90e7e295d27b21098d0e8918a59ee4b3f771ec226f1d44a39d6cf79be82be8c
ripemd-160
f158abe1418229bfbef3fd48f05b0bd33f4b8324
Diameter
56609578
Circumference
177844234.36762
Area
2.516921764321E+15
Volume
9.4987919291485E+22
Surface area
1.0067687057284E+16
Circumference
177844234.36762
Perimeter
113219156
Area
801161080334521
Diagonal
40029016.483909
Surface area
4806966482007126
Volume
2.2676695333881E+22
Space diagonal
49025332.645517
Perimeter
84914367
Area
3.4691292404654E+14
Altitude
24512666.322758
Surface area
3.4691292404654E+14
Volume
2.6724741742481E+21
Height
13343005.494636