28306005 is an odd 8-digits composite number following 28306004
and preceding 28306006 . In scientific notation, it is written as 2.8306005 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 11759616 positive integers (up to 28306005) that are relatively prime to 28306005.
28306005 has 16 divisors, whose sum is 35239680
The reverse of 28306005 is 50060382
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-eight million three hundred six thousand five
Scientific notation
2.8306005 × 10^7
Engineering notation
2.8306005 × 10^6
Prime Factorization
7 × 3495 × 13 × 89
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28306005
Product of the distinct prime numbers
The prime factorization of 28306005 is 7 × 3495 × 13 × 89.
Since it has a total of 4 prime factors.
5 , 7 , 99 , 87 , 977 , 606 , 8451 , 6097 , 7146 , 61535 , 242906 , 205836 , 7001309 , 3616652 , 12069475 , 60248568 , 858701954 , 844543181 , 7826156151 , 4769828872
n×2
56612010
n×3
84918015
n×4
113224020
n×5
141530025
n÷2
14153002.5
n÷3
9435335
n÷3
7076501.25
n÷5
5661201
n2
801229919060025
n3
2.2679618095063E+22
n4
6.4196938319693E+29
n5
1.8171588570619E+37
2 √n
5320.338805001
3 √n
304.76109572617
4 √n
72.940652622533
5 √n
30.929700583164
1 , 7 , 13 , 89 , 91 , 623 , 1157 , 3495 , 8099 , 24465 , 45435 , 311055 , 318045 , 2177385 , 4043715 , 28306005
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28306004
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28306005 can be divided by 16 positive divisors.
The sum of these divisors (counting 28306005) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101011111110101001010101
3
Ternary
1222021002112120
4
Quaternary
1223332221111
5
Quinary
24221243010
6
Senary
2450410153
8
Octal
153765125
10
Decimal
28306005
12
Duodecimal
9590959
16
Hexadecimal
1afea55
20
Vigesimal
8gi505
36
Base36
gup1x
md5
98af05939e4350de6ad0ca34f5921c72
sha1
1806afae100f6236ba60a984c066d1b7388a8ae9
sha256
23aedd244f7452e71860663d6648651629ec65e6373e6fcc045ecd0b80e7e2ac
sha512
82456232854053f82c0372eb035d5304262c9237dd20fcc61cbee8f2874fd016c7ecfce3632542f6a5f08acd4652ce61f1f0f4a204948b4bd16b8761baa237aa
ripemd-160
5b0f49c44da44ce500c63c315ac71aa9592b314f
Diameter
56612010
Circumference
177851874.72095
Area
2.5171380275553E+15
Volume
9.5000162124895E+22
Surface area
1.0068552110221E+16
Circumference
177851874.72095
Perimeter
113224020
Area
801229919060025
Diagonal
40030736.167601
Surface area
4807379514360150
Volume
2.2679618095063E+22
Space diagonal
49027438.819299
Perimeter
84918015
Area
3.4694273208907E+14
Altitude
24513719.409649
Surface area
3.4694273208907E+14
Volume
2.6728186249567E+21
Height
13343578.722534