28874 is an even 5-digits composite number following 28873
and preceding 28875 . In scientific notation, it is written as 2.8874 × 10^4.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 14436 positive integers (up to 28874) that are relatively prime to 28874.
28874 has 4 divisors, whose sum is 43314
The reverse of 28874 is 47882
Previous prime number is 2
Is Prime? no
Number parity even
Number length 5
Sum of Digits 29
Digital Root 2
Name
twenty-eight thousand eight hundred seventy-four
Scientific notation
2.8874 × 10^4
Engineering notation
2.8874 × 10^3
Prime Factorization
2 × 14437
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28874
Product of the distinct prime numbers
The prime factorization of 28874 is 2 × 14437.
Since it has a total of 2 prime factors.
4 , 5 , 14 , 26 , 469 , 837 , 6602 , 409 , 35565 , 81464 , 798952 , 805122 , 3152438 , 7647393 , 49142502 , 20537735 , 402439349 , 597551107 , 3456830651 , 4693321336
n×2
57748
n×3
86622
n×4
115496
n×5
144370
n÷2
14437
n÷3
9624.6666666667
n÷3
7218.5
n÷5
5774.8
n2
833707876
n3
24072481211624
n4
695068822504431376
n5
2.0069417180993E+22
2 √n
169.92351220476
3 √n
30.678608035928
4 √n
13.03547130735
5 √n
7.8001219098235
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
-28873
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 28874 can be divided by 4 positive divisors.
The sum of these divisors (counting 28874) is 1, the average is 0.25.
Base
System
Value
2
Binary
111000011001010
3
Ternary
1110121102
4
Quaternary
13003022
5
Quinary
1410444
6
Senary
341402
8
Octal
70312
10
Decimal
28874
12
Duodecimal
14862
16
Hexadecimal
70ca
20
Vigesimal
3c3e
36
Base36
ma2
md5
192188b239173a6a0c88762b38d97f65
sha1
89e5917ba61648af16f900c104003bf78f9da1b8
sha256
38770324bfc5e04f9c846255d07dbde0058218b917130d6271d6a283db8a9642
sha512
291cd4bde07ebad3cbf9daa983d7469a19dd049430e46d6dd2f07060cf2054717aa8311396a46e5472f161375d760a6f506dc1692ea172027caa3d5ba513e0c5
ripemd-160
eecd5ea58fc9018b90708bf6969aecc73e2b0010
Diameter
57748
Circumference
181420.6925595
Area
2619170538.4816
Volume
1.0083457350416E+14
Surface area
10476682153.926
Circumference
181420.6925595
Perimeter
115496
Area
833707876
Diagonal
40834.002399961
Surface area
5002247256
Volume
24072481211624
Space diagonal
50011.235017744
Perimeter
86622
Area
361006099.97558
Altitude
25005.617508872
Surface area
361006099.97558
Volume
2836969117454.2
Height
13611.33413332