128309047 is an odd 9-digits composite number following 128309046
and preceding 128309048 . In scientific notation, it is written as 1.28309047 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 118780800 positive integers (up to 128309047) that are relatively prime to 128309047.
128309047 has 8 divisors, whose sum is 138084912
The reverse of 128309047 is 740903821
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million three hundred nine thousand forty-seven
Scientific notation
1.28309047 × 10^8
Engineering notation
1.28309047 × 10^6
Prime Factorization
17 × 61 × 123731
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128309047
Product of the distinct prime numbers
The prime factorization of 128309047 is 17 × 61 × 123731.
Since it has a total of 3 prime factors.
7 , 8 , 2 , 7 , 447 , 525 , 6579 , 4528 , 25 , 30698 , 706511 , 810457 , 5791071 , 6224974 , 59168679 , 75524569 , 188540492 , 179677998 , 614180952 , 9731507503
n×2
256618094
n×3
384927141
n×4
513236188
n×5
641545235
n÷2
64154523.5
n÷3
42769682.333333
n÷3
32077261.75
n÷5
25661809.4
n2
16463211542048209
n3
2.1123789835196E+24
n4
2.7103733427823E+32
n5
3.477654206266E+40
2 √n
11327.358341643
3 √n
504.37369273677
4 √n
106.43006314779
5 √n
41.845759611605
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
-128309046
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 128309047 can be divided by 8 positive divisors.
The sum of these divisors (counting 128309047) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001011101011100110111
3
Ternary
22221102202220221
4
Quaternary
13221131130313
5
Quinary
230321342142
6
Senary
20422035211
8
Octal
751353467
10
Decimal
128309047
12
Duodecimal
36b78b07
16
Hexadecimal
7a5d737
20
Vigesimal
201icc7
36
Base36
24e3w7
md5
787afa27c97cf34c9d0e8dc5ceca47ce
sha1
a3f722d7254161892f154933d4547340c8551f75
sha256
f2200930d84de2884247d04b693bf92ec162d541f835a87b1a55c6f501aefbdc
sha512
56653043e40d6f3f8a92fff4c8b3f0b14637bacfce18153a35529624d53471eddac329243d57a443ab72142248bc08c281a1ae29ca056e5ae5a88bae9158931f
ripemd-160
a4450665ca4f3c28b8530fd8af25ef1f478963a7
Diameter
256618094
Circumference
806189518.88862
Area
5.1720704434993E+16
Volume
8.8483123949636E+24
Surface area
2.0688281773997E+17
Circumference
806189518.88862
Perimeter
513236188
Area
16463211542048209
Diagonal
181456394.44257
Surface area
98779269252289254
Volume
2.1123789835196E+24
Space diagonal
222237788.47474
Perimeter
384927141
Area
7.1287797116455E+15
Altitude
111118894.23737
Surface area
7.1287797116455E+15
Volume
2.4894625061378E+23
Height
60485464.814189