28573821 is an odd 8-digits composite number following 28573820
and preceding 28573822 . In scientific notation, it is written as 2.8573821 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 17928576 positive integers (up to 28573821) that are relatively prime to 28573821.
28573821 has 8 divisors, whose sum is 33616440
The reverse of 28573821 is 12837582
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million five hundred seventy-three thousand eight hundred twenty-one
Scientific notation
2.8573821 × 10^7
Engineering notation
2.8573821 × 10^6
Prime Factorization
9 × 17 × 186757
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28573821
Product of the distinct prime numbers
The prime factorization of 28573821 is 9 × 17 × 186757.
Since it has a total of 3 prime factors.
6 , 8 , 91 , 19 , 336 , 550 , 8474 , 7821 , 78045 , 62864 , 566371 , 824491 , 721851 , 1123819 , 86341889 , 10990380 , 884856914 , 664348603 , 4447012769 , 9265860220
n×2
57147642
n×3
85721463
n×4
114295284
n×5
142869105
n÷2
14286910.5
n÷3
9524607
n÷3
7143455.25
n÷5
5714764.2
n2
816463246540041
n3
2.3329474659714E+22
n4
6.666122329507E+29
n5
1.9047658620744E+37
2 √n
5345.4486247648
3 √n
305.71924139012
4 √n
73.112575011176
5 √n
30.988008324017
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
-28573820
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 28573821 can be divided by 8 positive divisors.
The sum of these divisors (counting 28573821) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101000000000001111101
3
Ternary
1222202200220200
4
Quaternary
1231000001331
5
Quinary
24303330241
6
Senary
2500234113
8
Octal
155000175
10
Decimal
28573821
12
Duodecimal
969b939
16
Hexadecimal
1b4007d
20
Vigesimal
8ibeb1
36
Base36
h0fp9
md5
a857fbe91efa512d3bf5c5e626a3ecaa
sha1
30202bb6b8a7b286f44247ad2e1ddeef323d75f4
sha256
48970e49bf9840a1c9853bebb3ab0ab316625dafcc307ec235e5f337ff7cda93
sha512
66dab93e7495257f285e7a91fb42e277f1903e6873dc5e3761e8f7a70df890bc66a4ea10d2ebf23a3c377a645c0a417f2f5254f11dc1558b74798e72e53e6781
ripemd-160
09f42097006ea9032960a1ccfb4a20e72d95335e
Diameter
57147642
Circumference
179534612.27718
Area
2.5649949372563E+15
Volume
9.7722274937422E+22
Surface area
1.0259979749025E+16
Circumference
179534612.27718
Perimeter
114295284
Area
816463246540041
Diagonal
40409485.187021
Surface area
4898779479240246
Volume
2.3329474659714E+22
Space diagonal
49491309.738379
Perimeter
85721463
Area
3.5353895638E+14
Altitude
24745654.869189
Surface area
3.5353895638E+14
Volume
2.7494049555672E+21
Height
13469828.395674