28298772 is an even 8-digits composite number following 28298771
and preceding 28298773 . In scientific notation, it is written as 2.8298772 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 9432912 positive integers (up to 28298772) that are relatively prime to 28298772.
28298772 has 12 divisors, whose sum is 55025460
The reverse of 28298772 is 27789282
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-eight million two hundred ninety-eight thousand seven hundred seventy-two
Scientific notation
2.8298772 × 10^7
Engineering notation
2.8298772 × 10^6
Prime Factorization
2 × 2 × 9 × 786077
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
14149386
Product of the distinct prime numbers
The prime factorization of 28298772 is 2 × 2 × 9 × 786077.
Since it has a total of 4 prime factors.
3 , 2 , 52 , 70 , 399 , 520 , 437 , 8342 , 12003 , 14476 , 947300 , 807280 , 2190060 , 7948160 , 56690508 , 72623357 , 785037953 , 794025737 , 8633719674 , 4907409334
n×2
56597544
n×3
84896316
n×4
113195088
n×5
141493860
n÷2
14149386
n÷3
9432924
n÷3
7074693
n÷5
5659754.4
n2
800820496707984
n3
2.2662236649266E+22
n4
6.4131346794762E+29
n5
1.8148383609979E+37
2 √n
5319.6590116285
3 √n
304.73513510062
4 √n
72.93599256628
5 √n
30.928119735608
1 , 2 , 4 , 9 , 18 , 36 , 786077 , 1572154 , 3144308 , 7074693 , 14149386 , 28298772
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28298771
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28298772 can be divided by 12 positive divisors.
The sum of these divisors (counting 28298772) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101011111100111000010100
3
Ternary
1222020201121200
4
Quaternary
1223330320110
5
Quinary
24221030042
6
Senary
2450312500
8
Octal
153747024
10
Decimal
28298772
12
Duodecimal
9588730
16
Hexadecimal
1afce14
20
Vigesimal
8gh6ic
36
Base36
gujh0
md5
e8437c14b68de4440ece32f0ce020555
sha1
bb2fd9a3bb82ccbb79cd21777b99b60e7ce6c962
sha256
f5eaeb2a432ef30f366adac899f2f9b762037e8702e12a87b77b383b4cd2ff42
sha512
3b0040398811227ea9fb0659f7d933604414725aab3993af925924bd62128df705d1ca3fb0875b8e4f711bed1767b67022cc919f084202a590db82e7243f355f
ripemd-160
4b851015adbe6babbd69cf580df48c5eea608050
Diameter
56597544
Circumference
177806428.44163
Area
2.5158517893019E+15
Volume
9.4927354894997E+22
Surface area
1.0063407157208E+16
Circumference
177806428.44163
Perimeter
113195088
Area
800820496707984
Diagonal
40020507.160904
Surface area
4804922980247904
Volume
2.2662236649266E+22
Space diagonal
49014910.895808
Perimeter
84896316
Area
3.4676544701019E+14
Altitude
24507455.447904
Surface area
3.4676544701019E+14
Volume
2.670770201925E+21
Height
13340169.053635