128584993 is an odd 9-digits composite number following 128584992
and preceding 128584994 . In scientific notation, it is written as 1.28584993 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 122577840 positive integers (up to 128584993) that are relatively prime to 128584993.
128584993 has 8 divisors, whose sum is 134716160
The reverse of 128584993 is 399485821
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred twenty-eight million five hundred eighty-four thousand nine hundred ninety-three
Scientific notation
1.28584993 × 10^8
Engineering notation
1.28584993 × 10^6
Prime Factorization
67 × 31 × 61909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128584993
Product of the distinct prime numbers
The prime factorization of 128584993 is 67 × 31 × 61909.
Since it has a total of 3 prime factors.
7 , 4 , 40 , 65 , 227 , 896 , 3281 , 6155 , 38444 , 486 , 328327 , 303446 , 8800392 , 3248419 , 33313180 , 20775989 , 200929628 , 3823651 , 8988777141 , 4332136387
n×2
257169986
n×3
385754979
n×4
514339972
n×5
642924965
n÷2
64292496.5
n÷3
42861664.333333
n÷3
32146248.25
n÷5
25716998.6
n2
16534100424810049
n3
2.1260371873855E+24
n4
2.733764768577E+32
n5
3.5152112363113E+40
2 √n
11339.53230958
3 √n
504.7350085084
4 √n
106.48724012566
5 √n
41.86374314363
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128584992
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128584993 can be divided by 8 positive divisors.
The sum of these divisors (counting 128584993) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010100000110100100001
3
Ternary
22221221210110011
4
Quaternary
13222200310201
5
Quinary
230404204433
6
Senary
20432004521
8
Octal
752406441
10
Decimal
128584993
12
Duodecimal
37090741
16
Hexadecimal
7aa0d21
20
Vigesimal
203d29d
36
Base36
24k0td
md5
0662e0e32424b231020264cf33fed917
sha1
eb4f889ad0096ae2afceaf2ef7543f13ded53ca7
sha256
48acd645b45e714b0583c1bfe1de37bdb76dacf34a7ef431f00414c11f72ef8a
sha512
f993edd3bf440253768257b8f1994f1335d42a68a5c16fc536dbc9c67ad2695f5434c1a3fec48afc9da5484b416b8b1d9ef498bff1f076a4cf48bcec5a7fa9a5
ripemd-160
52a6106d6dfdb8ea0815d44525abcbb40c9f697e
Diameter
257169986
Circumference
807923338.74139
Area
5.1943408428299E+16
Volume
8.905523745532E+24
Surface area
2.077736337132E+17
Circumference
807923338.74139
Perimeter
514339972
Area
16534100424810049
Diagonal
181846641.01825
Surface area
99204602548860294
Volume
2.1260371873855E+24
Space diagonal
222715740.96689
Perimeter
385754979
Area
7.1594754983043E+15
Altitude
111357870.48344
Surface area
7.1594754983043E+15
Volume
2.5055588537584E+23
Height
60615547.006083