128606489 is an odd 9-digits composite number following 128606488
and preceding 128606490 . In scientific notation, it is written as 1.28606489 × 10^8.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 113274000 positive integers (up to 128606489) that are relatively prime to 128606489.
128606489 has 16 divisors, whose sum is 144737280
The reverse of 128606489 is 984606821
Previous prime number is 2791
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-eight million six hundred six thousand four hundred eighty-nine
Scientific notation
1.28606489 × 10^8
Engineering notation
1.28606489 × 10^6
Prime Factorization
11 × 71 × 2791 × 59
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128606489
Product of the distinct prime numbers
The prime factorization of 128606489 is 11 × 71 × 2791 × 59.
Since it has a total of 4 prime factors.
5 , 3 , 10 , 31 , 882 , 991 , 8806 , 4709 , 24343 , 36251 , 142982 , 680480 , 3707134 , 9431989 , 98910701 , 39199683 , 601158041 , 871387603 , 6973990494 , 3350289182
n×2
257212978
n×3
385819467
n×4
514425956
n×5
643032445
n÷2
64303244.5
n÷3
42868829.666667
n÷3
32151622.25
n÷5
25721297.8
n2
16539629012907121
n3
2.1271036167125E+24
n4
2.735593278846E+32
n5
3.5181504692438E+40
2 √n
11340.480104475
3 √n
504.76313304286
4 √n
106.49169030716
5 √n
41.865142751518
1 , 11 , 59 , 71 , 649 , 781 , 2791 , 4189 , 30701 , 46079 , 164669 , 198161 , 1811359 , 2179771 , 11691499 , 128606489
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
-128606488
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 128606489 can be divided by 16 positive divisors.
The sum of these divisors (counting 128606489) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010100110000100011001
3
Ternary
22221222212221022
4
Quaternary
13222212010121
5
Quinary
230410401424
6
Senary
20432252225
8
Octal
752460431
10
Decimal
128606489
12
Duodecimal
370a1075
16
Hexadecimal
7aa6119
20
Vigesimal
203fg49
36
Base36
24kheh
md5
0140097defd1ba976d2ba85286bf8360
sha1
5032d05b849f2e14ebbd97ffd5e0b60291d827e6
sha256
c0f26bf2cdf42f9c70d519441af9fadbe38fc56ee1d1075635c7a980eb708f35
sha512
220b93c492cfa7525d6b888b562deaab8969cab6c73e53396a949902e4f775af22b445271ebb2247f0382aa15d2920a86a12415ad55cc8e50379a46385b2ba11
ripemd-160
a676a00f5da5c24c3a860208dea9026efa2f18bf
Diameter
257212978
Circumference
808058402.09275
Area
5.196077700005E+16
Volume
8.9099907942511E+24
Surface area
2.078431080002E+17
Circumference
808058402.09275
Perimeter
514425956
Area
16539629012907121
Diagonal
181877040.95299
Surface area
99237774077442726
Volume
2.1271036167125E+24
Space diagonal
222752973.13105
Perimeter
385819467
Area
7.1618694471739E+15
Altitude
111376486.56552
Surface area
7.1618694471739E+15
Volume
2.5068156527731E+23
Height
60625680.317662