28409875 is an odd 8-digits composite number following 28409874
and preceding 28409876 . In scientific notation, it is written as 2.8409875 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 20978400 positive integers (up to 28409875) that are relatively prime to 28409875.
28409875 has 8 divisors, whose sum is 30841776
The reverse of 28409875 is 57890482
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-eight million four hundred nine thousand eight hundred seventy-five
Scientific notation
2.8409875 × 10^7
Engineering notation
2.8409875 × 10^6
Prime Factorization
125 × 13 × 17483
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28409875
Product of the distinct prime numbers
The prime factorization of 28409875 is 125 × 13 × 17483.
Since it has a total of 3 prime factors.
2 , 4 , 62 , 23 , 740 , 79 , 2050 , 8162 , 96071 , 80469 , 136395 , 902776 , 798169 , 6809535 , 24542236 , 13104259 , 110496089 , 23880152 , 5816440930 , 7094960892
n×2
56819750
n×3
85229625
n×4
113639500
n×5
142049375
n÷2
14204937.5
n÷3
9469958.3333333
n÷3
7102468.75
n÷5
5681975
n2
807120997515625
n3
2.2930206649294E+22
n4
6.5144430463062E+29
n5
1.8507451264018E+37
2 √n
5330.0914626299
3 √n
305.13341829337
4 √n
73.007475388688
5 √n
30.952366888428
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
-28409874
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 28409875 can be divided by 8 positive divisors.
The sum of these divisors (counting 28409875) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100011000000000010011
3
Ternary
1222110101000121
4
Quaternary
1230120000103
5
Quinary
24233104000
6
Senary
2452531111
8
Octal
154300023
10
Decimal
28409875
12
Duodecimal
9620a97
16
Hexadecimal
1b18013
20
Vigesimal
8hb4df
36
Base36
gwx77
md5
870849390103397c952c9a107fd9bb39
sha1
a21c97e9227c89fb1c97358a9a10e10824ee819e
sha256
5ca219fb7d1c093a8e6a39db07d8431b02cc31ca38c2620cb23943f4315d9010
sha512
fcb379f10f91c0713bffc9ba7336f51e0dd5718da024055905f664e443766312c3ff5c74600d5fd9347653f4179a42b0bc20aa423465acaa2f2942faece6e4b6
ripemd-160
5a724470ead7e67652baf0a04b30f784cceac248
Diameter
56819750
Circumference
178504509.17881
Area
2.5356453963532E+15
Volume
9.6049825006291E+22
Surface area
1.0142581585413E+16
Circumference
178504509.17881
Perimeter
113639500
Area
807120997515625
Diagonal
40177630.530324
Surface area
4842725985093750
Volume
2.2930206649294E+22
Space diagonal
49207346.936681
Perimeter
85229625
Area
3.4949364388818E+14
Altitude
24603673.46834
Surface area
3.4949364388818E+14
Volume
2.7023507692875E+21
Height
13392543.510108