28996009 is an odd 8-digits composite number following 28996008
and preceding 28996010 . In scientific notation, it is written as 2.8996009 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 24853716 positive integers (up to 28996009) that are relatively prime to 28996009.
28996009 has 4 divisors, whose sum is 33138304
The reverse of 28996009 is 90069982
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-eight million nine hundred ninety-six thousand nine
Scientific notation
2.8996009 × 10^7
Engineering notation
2.8996009 × 10^6
Prime Factorization
7 × 4142287
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28996009
Product of the distinct prime numbers
The prime factorization of 28996009 is 7 × 4142287.
Since it has a total of 2 prime factors.
5 , 8 , 83 , 53 , 184 , 137 , 1043 , 2840 , 53305 , 12420 , 17050 , 311888 , 5517700 , 8294899 , 28506817 , 1266916 , 666270590 , 990811047 , 3457705862 , 2905606560
n×2
57992018
n×3
86988027
n×4
115984036
n×5
144980045
n÷2
14498004.5
n÷3
9665336.3333333
n÷3
7249002.25
n÷5
5799201.8
n2
840768537928081
n3
2.4378932092679E+22
n4
7.0689173436972E+29
n5
2.049703909181E+37
2 √n
5384.7942393373
3 √n
307.21758810999
4 √n
73.381157249919
5 √n
31.07904356062
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28996008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28996009 can be divided by 4 positive divisors.
The sum of these divisors (counting 28996009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110100111000110101001
3
Ternary
2000120011001021
4
Quaternary
1232213012221
5
Quinary
24410333014
6
Senary
2513252441
8
Octal
156470651
10
Decimal
28996009
12
Duodecimal
9864121
16
Hexadecimal
1ba71a9
20
Vigesimal
914a09
36
Base36
h9hgp
md5
0793f1b66a0f34a0b5827b94e23e5370
sha1
1d22af3daa68be1794146e65d9649b1208a2f53a
sha256
465a93417f3c7669de41b8fa0b95057703e8fb48d4c06bc1dfd35c59139c6ab7
sha512
8116c36c51e47f9017ff72645f3427b89a58c3510625e4635892ca486302f9f33dfda0f7cec9e6ec1afe00e18b6f8243585c502eae12432fdf5617a78269f6fc
ripemd-160
993344cb35dc428c08ca7e0b301ab965a6936e79
Diameter
57992018
Circumference
182187297.71565
Area
2.6413522621243E+15
Volume
1.0211823195297E+23
Surface area
1.0565409048497E+16
Circumference
182187297.71565
Perimeter
115984036
Area
840768537928081
Diagonal
41006549.182492
Surface area
5044611227568486
Volume
2.4378932092679E+22
Space diagonal
50222560.804724
Perimeter
86988027
Area
3.6406345627421E+14
Altitude
25111280.402362
Surface area
3.6406345627421E+14
Volume
2.8730847001367E+21
Height
13668849.727497