28289329 is an odd 8-digits composite number following 28289328
and preceding 28289330 . In scientific notation, it is written as 2.8289329 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 27376740 positive integers (up to 28289329) that are relatively prime to 28289329.
28289329 has 4 divisors, whose sum is 29201920
The reverse of 28289329 is 92398282
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-eight million two hundred eighty-nine thousand three hundred twenty-nine
Scientific notation
2.8289329 × 10^7
Engineering notation
2.8289329 × 10^6
Prime Factorization
31 × 912559
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28289329
Product of the distinct prime numbers
The prime factorization of 28289329 is 31 × 912559.
Since it has a total of 2 prime factors.
9 , 1 , 38 , 17 , 621 , 275 , 6242 , 167 , 63996 , 18624 , 162879 , 197152 , 74223 , 7519044 , 27405690 , 31108614 , 951644296 , 947944497 , 4234816061 , 3765903985
n×2
56578658
n×3
84867987
n×4
113157316
n×5
141446645
n÷2
14144664.5
n÷3
9429776.3333333
n÷3
7072332.25
n÷5
5657865.8
n2
800286135270241
n3
2.2639557774798E+22
n4
6.4045789830578E+29
n5
1.8118124195821E+37
2 √n
5318.7713806856
3 √n
304.70123570249
4 √n
72.929907313019
5 √n
30.92605538296
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
-28289328
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 28289329 can be divided by 4 positive divisors.
The sum of these divisors (counting 28289329) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011111010100100110001
3
Ternary
1222020020122221
4
Quaternary
1223322210301
5
Quinary
24220224304
6
Senary
2450201041
8
Octal
153724461
10
Decimal
28289329
12
Duodecimal
9583181
16
Hexadecimal
1afa931
20
Vigesimal
8gg369
36
Base36
guc6p
md5
d1d9e200c3557f72c67dffc8c4d52e7f
sha1
fc85449f70a8f0c16f1356468096991c305a8ede
sha256
f6dd60a851b1069b7db7d991c718e462f8cfc93e70c05d0c65d82bea033eac93
sha512
537f2c467bc74388fb9b5b7660936cca4f5c279b1416c44fdcdbdaf88cba39cd2e7e6f6fd65451849a591c594198f00bf0d78b5254c064522e9e8004ae8f62f2
ripemd-160
3d501ae98d5aec23e985a3f837217c2003b8fb1b
Diameter
56578658
Circumference
177747096.32277
Area
2.5141730433348E+15
Volume
9.4832357847771E+22
Surface area
1.0056692173339E+16
Circumference
177747096.32277
Perimeter
113157316
Area
800286135270241
Diagonal
40007152.742235
Surface area
4801716811621446
Volume
2.2639557774798E+22
Space diagonal
48998555.140032
Perimeter
84867987
Area
3.4653406172025E+14
Altitude
24499277.570016
Surface area
3.4653406172025E+14
Volume
2.6680974709374E+21
Height
13335717.580745