28883938 is an even 8-digits composite number following 28883937
and preceding 28883939 . In scientific notation, it is written as 2.8883938 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 14400240 positive integers (up to 28883938) that are relatively prime to 28883938.
28883938 has 8 divisors, whose sum is 43451100
The reverse of 28883938 is 83938882
Previous prime number is 349
Is Prime? no Number parity even Number length 8 Sum of Digits 49 Digital Root 4
Name
twenty-eight million eight hundred eighty-three thousand nine hundred thirty-eight
Scientific notation
2.8883938 × 10^7
Engineering notation
2.8883938 × 10^6
Prime Factorization
2 × 349 × 41381
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
28883938 Product of the distinct prime numbers
The prime factorization of 28883938 is 2 × 349 × 41381.
Since it has a total of 3 prime factors.
7 , 2 , 69 , 46 , 318 , 777 , 8600 , 7232 , 42797 , 17420 , 725679 , 539791 , 2967387 , 7583409 , 90518527 , 32583098 , 588941879 , 510750731 , 3948818600 , 5727482670
n×2
57767876
n×3
86651814
n×4
115535752
n×5
144419690
n÷2
14441969
n÷3
9627979.3333333
n÷3
7220984.5
n÷5
5776787.6
n2
834281874387844
n3
2.4097345934342E+22
n4
6.9602624593209E+29
n5
2.0103978933875E+37
2 √n5374.3779174896
3 √n306.82127338582
4 √n73.310148802806
5 √n31.054981925855
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
-28883937 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 28883938 can be divided by 8 positive divisors.
The sum of these divisors (counting 28883938) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110001011101111100010
3
Ternary
2000100110022111
4
Quaternary
1232023233202
5
Quinary
24343241223
6
Senary
2511025534
8
Octal
156135742
10
Decimal
28883938
12
Duodecimal
980b2aa
16
Hexadecimal
1b8bbe2
20
Vigesimal
90a9gi
36
Base36
h72zm
md5
d5ec1d1792f63a3282a99ae438f2a3f1
sha1
ab3154a535ae55b46b62a673174efa3848681672
sha256
e8ec9a2336861b7f9fb2343e382e3e0b27e3a66d7fc4a6d9fe36f6ee035bda55
sha512
6bc769e5f65b0f53d778e008a15531204e54c4837eb93788debceb9a9d74c50d1c9c7bf906876c2160506b68782749a1a42b6426b4961f5fdf4db217bcf4dbe6
ripemd-160
a351822fe29d85b5e3da301bb8fc5093c22f1fe9
Diameter
57767876
Circumference
181483134.85509
Area
2.6209738076E+15
Volume
1.0093872661112E+23
Surface area
1.04838952304E+16
Circumference
181483134.85509
Perimeter
115535752
Area
834281874387844
Diagonal
40848056.854344
Surface area
5005691246327064
Volume
2.4097345934342E+22
Space diagonal
50028448.138669
Perimeter
86651814
Area
3.6125464856839E+14
Altitude
25014224.069335
Surface area
3.6125464856839E+14
Volume
2.8398994531286E+21
Height
13616018.951448