28895909 is an odd 8-digits composite number following 28895908
and preceding 28895910 . In scientific notation, it is written as 2.8895909 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 24453936 positive integers (up to 28895909) that are relatively prime to 28895909.
28895909 has 8 divisors, whose sum is 33442560
The reverse of 28895909 is 90959882
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
twenty-eight million eight hundred ninety-five thousand nine hundred nine
Scientific notation
2.8895909 × 10^7
Engineering notation
2.8895909 × 10^6
Prime Factorization
7 × 79 × 52253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28895909
Product of the distinct prime numbers
The prime factorization of 28895909 is 7 × 79 × 52253.
Since it has a total of 3 prime factors.
5 , 6 , 31 , 61 , 782 , 331 , 9505 , 9775 , 98902 , 23236 , 308441 , 554582 , 9510461 , 9938422 , 92071108 , 88638310 , 665180878 , 589611482 , 8674383763 , 3168572862
n×2
57791818
n×3
86687727
n×4
115583636
n×5
144479545
n÷2
14447954.5
n÷3
9631969.6666667
n÷3
7223977.25
n÷5
5779181.8
n2
834973556936281
n3
2.4127319918637E+22
n4
6.9718084078282E+29
n5
2.0145674131804E+37
2 √n
5375.4915124107
3 √n
306.86365507397
4 √n
73.317743503266
5 √n
31.057555657827
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
-28895908
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 28895909 can be divided by 8 positive divisors.
The sum of these divisors (counting 28895909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110001110101010100101
3
Ternary
2000101001201212
4
Quaternary
1232032222211
5
Quinary
24344132114
6
Senary
2511201205
8
Octal
156165245
10
Decimal
28895909
12
Duodecimal
9816205
16
Hexadecimal
1b8eaa5
20
Vigesimal
90bjf9
36
Base36
h7c85
md5
32ebc8e05e90548b948b81bc40527496
sha1
e7fc021664efc75ebc500595b22d47573aca47df
sha256
a47fe42eb9e8f7c3389c94c7c09f44462305f921f14d5061564d75ada32ff788
sha512
1085a21aa252b933f11156e857d83a2dfbe24ec7b6602642600d95e4ad8670a29e8f66be8cc88113e7baba53af9e744368fee94e07a0f1eed8807cf0603db872
ripemd-160
9db681154a3c177c1e3f13f80a08e2f24c03a112
Diameter
57791818
Circumference
181558350.8664
Area
2.6231467924128E+15
Volume
1.0106428134293E+23
Surface area
1.0492587169651E+16
Circumference
181558350.8664
Perimeter
115583636
Area
834973556936281
Diagonal
40864986.404899
Surface area
5009841341617686
Volume
2.4127319918637E+22
Space diagonal
50049182.518887
Perimeter
86687727
Area
3.6155415589754E+14
Altitude
25024591.259443
Surface area
3.6155415589754E+14
Volume
2.8434319210543E+21
Height
13621662.134966