128308934 is an even 9-digits composite number following 128308933
and preceding 128308935 . In scientific notation, it is written as 1.28308934 × 10^8.
The sum of its digits is 38. It has a total of 5 prime factors and 32 positive divisors.
There are 56899584 positive integers (up to 128308934) that are relatively prime to 128308934.
128308934 has 32 divisors, whose sum is 215460000
The reverse of 128308934 is 439803821
Previous prime number is 449
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-eight million three hundred eight thousand nine hundred thirty-four
Scientific notation
1.28308934 × 10^8
Engineering notation
1.28308934 × 10^6
Prime Factorization
2 × 13 × 29 × 449 × 379
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
128308934
Product of the distinct prime numbers
The prime factorization of 128308934 is 2 × 13 × 29 × 449 × 379.
Since it has a total of 5 prime factors.
10 , 10 , 87 , 13 , 539 , 406 , 5446 , 4729 , 92776 , 24791 , 242322 , 539107 , 1019124 , 3177464 , 13643815 , 90526991 , 95306378 , 818473632 , 3292541748 , 943837902
n×2
256617868
n×3
384926802
n×4
513235736
n×5
641544670
n÷2
64154467
n÷3
42769644.666667
n÷3
32077233.5
n÷5
25661786.8
n2
16463182544216356
n3
2.1123734024958E+24
n4
2.7103637948419E+32
n5
3.4776388926836E+40
2 √n
11327.353353719
3 √n
504.37354467175
4 √n
106.43003971492
5 √n
41.845752241007
1 , 2 , 13 , 26 , 29 , 58 , 377 , 379 , 449 , 754 , 758 , 898 , 4927 , 5837 , 9854 , 10991 , 11674 , 13021 , 21982 , 26042 , 142883 , 169273 , 170171 , 285766 , 338546 , 340342 , 2212223 , 4424446 , 4934959 , 9869918 , 64154467 , 128308934
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128308933
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128308934 can be divided by 32 positive divisors.
The sum of these divisors (counting 128308934) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101001011101011011000110
3
Ternary
22221102202202202
4
Quaternary
13221131123012
5
Quinary
230321341214
6
Senary
20422034502
8
Octal
751353306
10
Decimal
128308934
12
Duodecimal
36b78a32
16
Hexadecimal
7a5d6c6
20
Vigesimal
201ic6e
36
Base36
24e3t2
md5
7c4e44f6356272c6233f000400bafd0d
sha1
f7dd96fb91bc1133f652616fd481299eca09df4a
sha256
b5b347de810a348aa9f26ad9a03efaf1d70e973977d4672fd868fc009022ce20
sha512
302b63c7fb3ef748da20b74cd1ab73e7234e6e9fdb6aa1d94a68e41702595e117981307d6eacc2eb84357e4d95e3a1bb08ef51694ef00fea6aef76c1225c8cc1
ripemd-160
5172e8b8b1f462b76642d9a955531c70958baf97
Diameter
256617868
Circumference
806188808.88868
Area
5.1720613335618E+16
Volume
8.8482890172257E+24
Surface area
2.0688245334247E+17
Circumference
806188808.88868
Perimeter
513235736
Area
16463182544216356
Diagonal
181456234.63643
Surface area
98779095265298136
Volume
2.1123734024958E+24
Space diagonal
222237592.753
Perimeter
384926802
Area
7.1287671552159E+15
Altitude
111118796.3765
Surface area
7.1287671552159E+15
Volume
2.4894559288381E+23
Height
60485411.545478