28752169 is an odd 8-digits composite number following 28752168
and preceding 28752170 . In scientific notation, it is written as 2.8752169 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 28725444 positive integers (up to 28752169) that are relatively prime to 28752169.
28752169 has 4 divisors, whose sum is 28778896
The reverse of 28752169 is 96125782
Previous prime number is 1123
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-eight million seven hundred fifty-two thousand one hundred sixty-nine
Scientific notation
2.8752169 × 10^7
Engineering notation
2.8752169 × 10^6
Prime Factorization
1123 × 25603
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28752169
Product of the distinct prime numbers
The prime factorization of 28752169 is 1123 × 25603.
Since it has a total of 2 prime factors.
4 , 4 , 51 , 58 , 302 , 617 , 8525 , 6736 , 72012 , 10614 , 926544 , 715176 , 7974542 , 4747093 , 11343413 , 79875362 , 174982360 , 9900341 , 616954400 , 9374323056
n×2
57504338
n×3
86256507
n×4
115008676
n×5
143760845
n÷2
14376084.5
n÷3
9584056.3333333
n÷3
7188042.25
n÷5
5750433.8
n2
826687222204561
n3
2.3769050722966E+22
n4
6.8341176335629E+29
n5
1.9649570516608E+37
2 √n
5362.1049038601
3 √n
306.35398751076
4 √n
73.226394857729
5 √n
31.02659541097
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
-28752168
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 28752169 can be divided by 4 positive divisors.
The sum of these divisors (counting 28752169) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101101011100100101001
3
Ternary
2000002202120011
4
Quaternary
1231223210221
5
Quinary
24330032134
6
Senary
2504131521
8
Octal
155534451
10
Decimal
28752169
12
Duodecimal
9766ba1
16
Hexadecimal
1b6b929
20
Vigesimal
8je089
36
Base36
h49bd
md5
08563211b47840a6fd0ac7feff9e7b1b
sha1
263a3c6d16d8c86a5b733c3471967e9f1a7a8f77
sha256
793687115922e001e57ea8462143d1796c25b269850962725e5d1322654d84e3
sha512
a23fc5472732afb28e97dbdf4d5e5c6bf6cd8fb307ed1b1936b5f9d209ba43ebbd355703b479b36c3938a5f73a4c284eb81f87cd5e60c23906c33e26e33d2a4a
ripemd-160
5d637a1dcec05ab9e6e6918cba2d113884171e77
Diameter
57504338
Circumference
180655205.81034
Area
2.5971145040944E+15
Volume
9.9563566845431E+22
Surface area
1.0388458016378E+16
Circumference
180655205.81034
Perimeter
115008676
Area
826687222204561
Diagonal
40661707.347443
Surface area
4960123333227366
Volume
2.3769050722966E+22
Space diagonal
49800217.535807
Perimeter
86256507
Area
3.5796606770657E+14
Altitude
24900108.767903
Surface area
3.5796606770657E+14
Volume
2.8012094914294E+21
Height
13553902.449148