128834018 is an even 9-digits composite number following 128834017
and preceding 128834019 . In scientific notation, it is written as 1.28834018 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 64417008 positive integers (up to 128834018) that are relatively prime to 128834018.
128834018 has 4 divisors, whose sum is 193251030
The reverse of 128834018 is 810438821
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million eight hundred thirty-four thousand eighteen
Scientific notation
1.28834018 × 10^8
Engineering notation
1.28834018 × 10^6
Prime Factorization
2 × 64417009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128834018
Product of the distinct prime numbers
The prime factorization of 128834018 is 2 × 64417009.
Since it has a total of 2 prime factors.
9 , 2 , 64 , 77 , 541 , 591 , 604 , 7489 , 70538 , 33720 , 549563 , 628706 , 9722360 , 6092947 , 64156678 , 45101938 , 448544193 , 929727106 , 1692130919 , 2904677305
n×2
257668036
n×3
386502054
n×4
515336072
n×5
644170090
n÷2
64417009
n÷3
42944672.666667
n÷3
32208504.5
n÷5
25766803.6
n2
16598204194024324
n3
2.1384133379006E+24
n4
2.7550038246653E+32
n5
3.5493821233699E+40
2 √n
11350.50738954
3 √n
505.06063121971
4 √n
106.5387600338
5 √n
41.879945737438
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
-128834017
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 128834018 can be divided by 4 positive divisors.
The sum of these divisors (counting 128834018) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101011011101100111100010
3
Ternary
22222102110001022
4
Quaternary
13223131213202
5
Quinary
230440142033
6
Senary
20441205442
8
Octal
753354742
10
Decimal
128834018
12
Duodecimal
37190882
16
Hexadecimal
7add9e2
20
Vigesimal
205450i
36
Base36
24pcyq
md5
d68ddcec2373dc259978d9dedd2a8add
sha1
fc2d93483a54f7c5c6a5b8dbfe275581fc90d5f8
sha256
442eeaad522a731f1d3c73a9a2a888b315c1cd87f4fdbe5167f7189ef56f0b53
sha512
4a4f9b8ea978948a8582f09f48d4da1b38f6fd32927bcfe2bec3a0fccb38ab6563d340d654492e20b83ca1a30d7d5bb7faca4499392c8fc5a85afdabbe95b59f
ripemd-160
5100dc9ee3e6c258dcede326cc6a36c233ce2d89
Diameter
257668036
Circumference
809488008.96251
Area
5.214479635873E+16
Volume
8.9573648435826E+24
Surface area
2.0857918543492E+17
Circumference
809488008.96251
Perimeter
515336072
Area
16598204194024324
Diagonal
182198815.55062
Surface area
99589225164145944
Volume
2.1384133379006E+24
Space diagonal
223147064.91924
Perimeter
386502054
Area
7.1872332446132E+15
Altitude
111573532.45962
Surface area
7.1872332446132E+15
Volume
2.5201442870155E+23
Height
60732938.516873