28482989 is an odd 8-digits composite number following 28482988
and preceding 28482990 . In scientific notation, it is written as 2.8482989 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 28291680 positive integers (up to 28482989) that are relatively prime to 28482989.
28482989 has 4 divisors, whose sum is 28674300
The reverse of 28482989 is 98928482
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
twenty-eight million four hundred eighty-two thousand nine hundred eighty-nine
Scientific notation
2.8482989 × 10^7
Engineering notation
2.8482989 × 10^6
Prime Factorization
149 × 191161
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28482989
Product of the distinct prime numbers
The prime factorization of 28482989 is 149 × 191161.
Since it has a total of 2 prime factors.
9 , 6 , 66 , 74 , 159 , 309 , 6220 , 3798 , 35208 , 11817 , 301453 , 758835 , 1998730 , 5516357 , 16812123 , 78299723 , 413367743 , 93408060 , 1201429201 , 6267267399
n×2
56965978
n×3
85448967
n×4
113931956
n×5
142414945
n÷2
14241494.5
n÷3
9494329.6666667
n÷3
7120747.25
n÷5
5696597.8
n2
811280662374121
n3
2.3107698182315E+22
n4
6.5817631314219E+29
n5
1.874682868729E+37
2 √n
5336.9456620805
3 √n
305.39495193142
4 √n
73.054402071884
5 √n
30.968281955429
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
-28482988
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 28482989 can be divided by 4 positive divisors.
The sum of these divisors (counting 28482989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100101001110110101101
3
Ternary
1222121002022112
4
Quaternary
1230221312231
5
Quinary
24242423424
6
Senary
2454253405
8
Octal
154516655
10
Decimal
28482989
12
Duodecimal
9657265
16
Hexadecimal
1b29dad
20
Vigesimal
8i0799
36
Base36
gyhm5
md5
05b219594d38d9d80704586aaebb1a9c
sha1
25e108c8aea0721ee712922e309ba74d9f9beed4
sha256
814898b5cf0110951e5ac60d67c345ccbcf8e3a7558fcafd6486151e727e902d
sha512
fa4db0212a3e10e3c5b7f15f0d8eb00335147059d0ca7aa1c1aecf7b55a18c848500735c192a6c28063074aa6bcf599cb6ea4c19ff93702501bab371eda6031c
ripemd-160
43e271de320cb2d4b4c1549f4e305f984fc18036
Diameter
56965978
Circumference
178963897.98936
Area
2.548713368914E+15
Volume
9.6793299801241E+22
Surface area
1.0194853475656E+16
Circumference
178963897.98936
Perimeter
113931956
Area
811280662374121
Diagonal
40281029.340724
Surface area
4867683974244726
Volume
2.3107698182315E+22
Space diagonal
49333984.099425
Perimeter
85448967
Area
3.5129483160753E+14
Altitude
24666992.049713
Surface area
3.5129483160753E+14
Volume
2.7232683470545E+21
Height
13427009.780241