128468249 is an odd 9-digits composite number following 128468248
and preceding 128468250 . In scientific notation, it is written as 1.28468249 × 10^8.
The sum of its digits is 44. It has a total of 5 prime factors and 32 positive divisors.
There are 99320256 positive integers (up to 128468249) that are relatively prime to 128468249.
128468249 has 32 divisors, whose sum is 165043200
The reverse of 128468249 is 942864821
Previous prime number is 47
Is Prime? no Number parity odd Number length 9 Sum of Digits 44 Digital Root 8
Name
one hundred twenty-eight million four hundred sixty-eight thousand two hundred forty-nine
Scientific notation
1.28468249 × 10^8
Engineering notation
1.28468249 × 10^6
Prime Factorization
49 × 13 × 7 × 47 × 613
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
128468249 Product of the distinct prime numbers
The prime factorization of 128468249 is 49 × 13 × 7 × 47 × 613.
Since it has a total of 5 prime factors.
8 , 10 , 20 , 33 , 28 , 206 , 9294 , 5072 , 92334 , 21237 , 448892 , 611951 , 3267609 , 676349 , 64384758 , 12468758 , 208300618 , 445842224 , 1911910440 , 7738406514
n×2
256936498
n×3
385404747
n×4
513872996
n×5
642341245
n÷2
64234124.5
n÷3
42822749.666667
n÷3
32117062.25
n÷5
25693649.8
n2
16504091001126001
n3
2.1202516722513E+24
n4
2.7238501977345E+32
n5
3.4992826544125E+40
2 √n11334.38348566
3 √n504.58221041401
4 √n106.46306160195
5 √n41.856138653253
1 , 7 , 13 , 47 , 49 , 91 , 329 , 343 , 611 , 613 , 637 , 2303 , 4277 , 4291 , 4459 , 7969 , 16121 , 28811 , 29939 , 30037 , 55783 , 201677 , 209573 , 210259 , 374543 , 390481 , 1411739 , 2621801 , 2733367 , 9882173 , 18352607 , 128468249
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128468248 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128468249 can be divided by 32 positive divisors.
The sum of these divisors (counting 128468249) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101010000100010100011001
3
Ternary
22221201212022022
4
Quaternary
13222010110121
5
Quinary
230341440444
6
Senary
20425304225
8
Octal
752042431
10
Decimal
128468249
12
Duodecimal
37035075
16
Hexadecimal
7a84519
20
Vigesimal
202iac9
36
Base36
24hiqh
md5
b8ac91e0f5ff7f5b8570b5bcbd3bc608
sha1
0365d4d970836f9367df6eeac64c16d58450567f
sha256
85d713903070d60794e98181eb80e1422729c5aa6810ab53db136710335f5dd4
sha512
da612db3338754d3505b04b2fafddde6ae7e1ea320a98e284c62b1ac3d7f9b3c1f84979815ff7fc0ceba23ab44984e1d8818b1672fc3a8a1281c2df55baaa5c1
ripemd-160
64e1cc904099c8cef017c53ddc9d10549a996053
Diameter
256936498
Circumference
807189814.55589
Area
5.1849131043315E+16
Volume
8.8812894364083E+24
Surface area
2.0739652417326E+17
Circumference
807189814.55589
Perimeter
513872996
Area
16504091001126001
Diagonal
181681540.07012
Surface area
99024546006756006
Volume
2.1202516722513E+24
Space diagonal
222513534.42741
Perimeter
385404747
Area
7.1464810366726E+15
Altitude
111256767.2137
Surface area
7.1464810366726E+15
Volume
2.498740558785E+23
Height
60560513.356708