28698009 is an odd 8-digits composite number following 28698008
and preceding 28698010 . In scientific notation, it is written as 2.8698009 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 19132004 positive integers (up to 28698009) that are relatively prime to 28698009.
28698009 has 4 divisors, whose sum is 38264016
The reverse of 28698009 is 90089682
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million six hundred ninety-eight thousand nine
Scientific notation
2.8698009 × 10^7
Engineering notation
2.8698009 × 10^6
Prime Factorization
3 × 9566003
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28698009
Product of the distinct prime numbers
The prime factorization of 28698009 is 3 × 9566003.
Since it has a total of 2 prime factors.
9 , 6 , 16 , 20 , 519 , 81 , 3064 , 7549 , 24940 , 7038 , 259305 , 856091 , 716041 , 1052154 , 44351614 , 50716556 , 280558838 , 1141837 , 3236369675 , 6988999953
n×2
57396018
n×3
86094027
n×4
114792036
n×5
143490045
n÷2
14349004.5
n÷3
9566003
n÷3
7174502.25
n÷5
5739601.8
n2
823575720564081
n3
2.3634983440929E+22
n4
6.7827696750265E+29
n5
1.9465198517884E+37
2 √n
5357.0522678055
3 √n
306.16150857128
4 √n
73.191886625537
5 √n
31.014897733638
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
-28698008
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 28698009 can be divided by 4 positive divisors.
The sum of these divisors (counting 28698009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101011110010110011001
3
Ternary
2000000000021020
4
Quaternary
1231132112121
5
Quinary
24321314014
6
Senary
2503033053
8
Octal
155362631
10
Decimal
28698009
12
Duodecimal
973b789
16
Hexadecimal
1b5e599
20
Vigesimal
8j7509
36
Base36
h33ix
md5
a9c0a84ff84bd7025dc4f79d567303bf
sha1
88f6feb2a6ead45814ad745690bc1d851813f39e
sha256
3edb2207b21591c9753be3e7274667f76fa71340436157f1943804ab3e86d19c
sha512
17fab3a4903347322be75bfa41dabddcd1e90e582ac4525b985de8fbcf52fbc4c96ab5a121f0c2de18b15f210de7147372defc4bd2a97564e56162af8a939991
ripemd-160
3824c92c23e7cedd450bbc99282eb683d81d91e4
Diameter
57396018
Circumference
180314908.49411
Area
2.587339433399E+15
Volume
9.9001987127654E+22
Surface area
1.0349357733596E+16
Circumference
180314908.49411
Perimeter
114792036
Area
823575720564081
Diagonal
40585113.540905
Surface area
4941454323384486
Volume
2.3634983440929E+22
Space diagonal
49706409.664069
Perimeter
86094027
Area
3.5661874797428E+14
Altitude
24853204.832034
Surface area
3.5661874797428E+14
Volume
2.7854095107188E+21
Height
13528371.180302