128691341 is an odd 9-digits composite number following 128691340
and preceding 128691342 . In scientific notation, it is written as 1.28691341 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 128345952 positive integers (up to 128691341) that are relatively prime to 128691341.
128691341 has 4 divisors, whose sum is 129036732
The reverse of 128691341 is 143196821
Previous prime number is 373
Is Prime? no Number parity odd Number length 9 Sum of Digits 35 Digital Root 8
Name
one hundred twenty-eight million six hundred ninety-one thousand three hundred forty-one
Scientific notation
1.28691341 × 10^8
Engineering notation
1.28691341 × 10^6
Prime Factorization
373 × 345017
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
128691341 Product of the distinct prime numbers
The prime factorization of 128691341 is 373 × 345017.
Since it has a total of 2 prime factors.
1 , 8 , 63 , 84 , 731 , 436 , 1929 , 5558 , 85997 , 74886 , 308685 , 612561 , 7683890 , 1638576 , 54305641 , 93155569 , 149585205 , 641528504 , 1811989960 , 7559298365
n×2
257382682
n×3
386074023
n×4
514765364
n×5
643456705
n÷2
64345670.5
n÷3
42897113.666667
n÷3
32172835.25
n÷5
25738268.2
n2
16561461248378281
n3
2.1313166569733E+24
n4
2.7428199868154E+32
n5
3.5297718222487E+40
2 √n11344.220599054
3 √n504.87411952484
4 √n106.50925123694
5 √n41.870665651624
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
-128691340 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 128691341 can be divided by 4 positive divisors.
The sum of these divisors (counting 128691341) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101010111010110010001101
3
Ternary
22222011012022222
4
Quaternary
13222322302031
5
Quinary
230421110331
6
Senary
20434145125
8
Octal
752726215
10
Decimal
128691341
12
Duodecimal
371221a5
16
Hexadecimal
7abac8d
20
Vigesimal
2046871
36
Base36
24mavh
md5
eff358416a030d1f4c01c9380de3cf48
sha1
84c2831d344ae1c8c485b33751dcd3fff33d72f2
sha256
a7f67d85f97cdd460390a61c97c5402fca0ef5ad37cf97cb940ae62e8cb94986
sha512
3ba789ea2ea1c0f7b68be70a5b981c83c0d5e291b9ee145041ff3389f21ee10726f62827238074969d5725d29937011479b08d29ea7fb8d823b83402469ed913
ripemd-160
3de48a8cd10229ace8095cdba4c7bbe3ffcf7bb6
Diameter
257382682
Circumference
808591542.93244
Area
5.2029364990617E+16
Volume
8.927638336028E+24
Surface area
2.0811745996247E+17
Circumference
808591542.93244
Perimeter
514765364
Area
16561461248378281
Diagonal
181997039.80218
Surface area
99368767490269686
Volume
2.1313166569733E+24
Space diagonal
222899941.10617
Perimeter
386074023
Area
7.1713230824436E+15
Altitude
111449970.55309
Surface area
7.1713230824436E+15
Volume
2.5117807683361E+23
Height
60665679.93406