128549270 is an even 9-digits composite number following 128549269
and preceding 128549271 . In scientific notation, it is written as 1.28549270 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 51381600 positive integers (up to 128549270) that are relatively prime to 128549270.
128549270 has 16 divisors, whose sum is 231560208
The reverse of 128549270 is 072945821
Previous prime number is 1627
Is Prime? no Number parity even Number length 9 Sum of Digits 38 Digital Root 2
Name
one hundred twenty-eight million five hundred forty-nine thousand two hundred seventy
Scientific notation
1.28549270 × 10^8
Engineering notation
1.28549270 × 10^6
Prime Factorization
2 × 5 × 1627 × 7901
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
128549270 Product of the distinct prime numbers
The prime factorization of 128549270 is 2 × 5 × 1627 × 7901.
Since it has a total of 4 prime factors.
8 , 2 , 80 , 32 , 402 , 411 , 6347 , 8247 , 71176 , 84992 , 660212 , 648547 , 4181923 , 8082925 , 77400754 , 58454656 , 395999514 , 449396770 , 5202747226 , 2696309602
n×2
257098540
n×3
385647810
n×4
514197080
n×5
642746350
n÷2
64274635
n÷3
42849756.666667
n÷3
32137317.5
n÷5
25709854
n2
16524914817532900
n3
2.124265736606E+24
n4
2.7307280972672E+32
n5
3.5103310347219E+40
2 √n11337.957047017
3 √n504.68826298421
4 √n106.4798433837
5 √n41.861416799507
1 , 2 , 5 , 10 , 1627 , 3254 , 7901 , 8135 , 15802 , 16270 , 39505 , 79010 , 12854927 , 25709854 , 64274635 , 128549270
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128549269 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128549270 can be divided by 16 positive divisors.
The sum of these divisors (counting 128549270) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010011000000110010110
3
Ternary
22221212222110002
4
Quaternary
13222120012112
5
Quinary
230402034040
6
Senary
20431131302
8
Octal
752300626
10
Decimal
128549270
12
Duodecimal
37073b32
16
Hexadecimal
7a98196
20
Vigesimal
2038d3a
36
Base36
24j992
md5
fe87dc5508bec101c5246d383a6eecbc
sha1
d8051e99727562ee57c69655ebf16741fc156324
sha256
f6cfb061ff291cda56b80ce126ba37035f0d49ca806913412e6cd7649cfc21ee
sha512
4f08016c16dba99a26fbccce29146ca7bd75490d9da277f007888925125a0641af6da7341f4aa5e3e8e77889263ee5b8d49e8d28fd31db86d0979e459410f606
ripemd-160
33f92213094d9f2609d6c29f8e38a75bbd0fb201
Diameter
257098540
Circumference
807698884.51266
Area
5.1914550991958E+16
Volume
8.8981035098587E+24
Surface area
2.0765820396783E+17
Circumference
807698884.51266
Perimeter
514197080
Area
16524914817532900
Diagonal
181796121.06716
Surface area
99149488905197400
Volume
2.124265736606E+24
Space diagonal
222653866.91589
Perimeter
385647810
Area
7.1554980136787E+15
Altitude
111326933.45794
Surface area
7.1554980136787E+15
Volume
2.5034711789939E+23
Height
60598707.022387