28008465 is an odd 8-digits composite number following 28008464
and preceding 28008466 . In scientific notation, it is written as 2.8008465 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 14937840 positive integers (up to 28008465) that are relatively prime to 28008465.
28008465 has 8 divisors, whose sum is 44813568
The reverse of 28008465 is 56480082
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-eight million eight thousand four hundred sixty-five
Scientific notation
2.8008465 × 10^7
Engineering notation
2.8008465 × 10^6
Prime Factorization
3 × 5 × 1867231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28008465
Product of the distinct prime numbers
The prime factorization of 28008465 is 3 × 5 × 1867231.
Since it has a total of 3 prime factors.
4 , 10 , 88 , 54 , 791 , 446 , 8355 , 5550 , 47227 , 73773 , 92124 , 643452 , 3487367 , 5006608 , 60941910 , 9493481 , 46411787 , 525435817 , 1144108475 , 8560049422
n×2
56016930
n×3
84025395
n×4
112033860
n×5
140042325
n÷2
14004232.5
n÷3
9336155
n÷3
7002116.25
n÷5
5601693
n2
784474111656225
n3
2.1971915699729E+22
n4
6.1539963185882E+29
n5
1.7236399049931E+37
2 √n
5292.3024290001
3 √n
303.68949496818
4 √n
72.748212548489
5 √n
30.864401623878
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
-28008464
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 28008465 can be divided by 8 positive divisors.
The sum of these divisors (counting 28008465) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110110000000010001
3
Ternary
1221200222101120
4
Quaternary
1222312000101
5
Quinary
24132232330
6
Senary
2440152453
8
Octal
152660021
10
Decimal
28008465
12
Duodecimal
9468729
16
Hexadecimal
1ab6011
20
Vigesimal
8f1135
36
Base36
gobgx
md5
8a4511a424963e44c2cebb575e21c77b
sha1
c38a1ffefd27ff4e0e3b3919426eafdd007621e7
sha256
f8af476077df333da77ed3be5e60704cdf071f46c57c95091aadbe15ec7e5fa0
sha512
2e0e2e352a1a0c90fb938833c11a1fedc580c8caf43d00ced372d10b5ed2195cd4fac0f7492220c3b05bd1810f31bb1ab42ab20df767b5579c91657cf6f7dab1
ripemd-160
6eb94378af7decf795cacae7ff879d55831b4179
Diameter
56016930
Circumference
175982375.76465
Area
2.4644981061106E+15
Volume
9.2035745263419E+22
Surface area
9.8579924244423E+15
Circumference
175982375.76465
Perimeter
112033860
Area
784474111656225
Diagonal
39609951.064252
Surface area
4706844669937350
Volume
2.1971915699729E+22
Space diagonal
48512084.422015
Perimeter
84025395
Area
3.3968725465276E+14
Altitude
24256042.211007
Surface area
3.3968725465276E+14
Volume
2.589415097823E+21
Height
13203317.021417