28163565 is an odd 8-digits composite number following 28163564
and preceding 28163566 . In scientific notation, it is written as 2.8163565 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 14938560 positive integers (up to 28163565) that are relatively prime to 28163565.
28163565 has 16 divisors, whose sum is 38595840
The reverse of 28163565 is 56536182
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million one hundred sixty-three thousand five hundred sixty-five
Scientific notation
2.8163565 × 10^7
Engineering notation
2.8163565 × 10^6
Prime Factorization
45 × 3 × 229 × 911
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28163565
Product of the distinct prime numbers
The prime factorization of 28163565 is 45 × 3 × 229 × 911.
Since it has a total of 4 prime factors.
8 , 10 , 98 , 93 , 352 , 335 , 8979 , 2943 , 73353 , 98165 , 817184 , 484973 , 5564249 , 364534 , 2609364 , 75873166 , 640292161 , 227969647 , 7780187426 , 4971113829
n×2
56327130
n×3
84490695
n×4
112654260
n×5
140817825
n÷2
14081782.5
n÷3
9387855
n÷3
7040891.25
n÷5
5632713
n2
793186393509225
n3
2.2338956550713E+22
n4
6.2914465484817E+29
n5
1.7718956381219E+37
2 √n
5306.9355564205
3 √n
304.24903488501
4 √n
72.848716916775
5 √n
30.898509171122
1 , 3 , 45 , 135 , 229 , 687 , 911 , 2733 , 10305 , 30915 , 40995 , 122985 , 208619 , 625857 , 9387855 , 28163565
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28163564
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28163565 can be divided by 16 positive divisors.
The sum of these divisors (counting 28163565) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101011011011110111101101
3
Ternary
1221222212011000
4
Quaternary
1223123313231
5
Quinary
24202213230
6
Senary
2443350513
8
Octal
153336755
10
Decimal
28163565
12
Duodecimal
9522439
16
Hexadecimal
1adbded
20
Vigesimal
8g08i5
36
Base36
grn59
md5
581e5cdba782502ee5a041d44ae59d19
sha1
12bdc1f03f005605fd4130e3cbf4c349b7cd5990
sha256
bfa49ae8fbf66fe9bff569c2525a849ff620596747b66e61ff3ea2ffc3745ce5
sha512
a75fdd31b02a19cd33e4642cbeef84b25e51803ea278c498d472e740d33bde699a6925f855afbccbe16c41bc4b1eccb7c30507305861eac7072a4b69335e051e
ripemd-160
dc5ba725dc2312b6d879c9f40b9a45add3334de0
Diameter
56327130
Circumference
176956897.8058
Area
2.491868546776E+15
Volume
9.3573202384774E+22
Surface area
9.9674741871039E+15
Circumference
176956897.8058
Perimeter
112654260
Area
793186393509225
Diagonal
39829295.587776
Surface area
4759118361055350
Volume
2.2338956550713E+22
Space diagonal
48780725.502269
Perimeter
84490695
Area
3.4345978335757E+14
Altitude
24390362.751134
Surface area
3.4345978335757E+14
Volume
2.6326712769401E+21
Height
13276431.862592