128746427 is an odd 9-digits composite number following 128746426
and preceding 128746428 . In scientific notation, it is written as 1.28746427 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 128002056 positive integers (up to 128746427) that are relatively prime to 128746427.
128746427 has 4 divisors, whose sum is 129490800
The reverse of 128746427 is 724647821
Previous prime number is 173
Is Prime? no Number parity odd Number length 9 Sum of Digits 41 Digital Root 5
Name
one hundred twenty-eight million seven hundred forty-six thousand four hundred twenty-seven
Scientific notation
1.28746427 × 10^8
Engineering notation
1.28746427 × 10^6
Prime Factorization
173 × 744199
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
128746427 Product of the distinct prime numbers
The prime factorization of 128746427 is 173 × 744199.
Since it has a total of 2 prime factors.
9 , 4 , 68 , 72 , 761 , 862 , 3942 , 1104 , 63953 , 31001 , 396982 , 905432 , 9156425 , 8810037 , 26952151 , 19709418 , 99432939 , 734062919 , 4298495806 , 461647636
n×2
257492854
n×3
386239281
n×4
514985708
n×5
643732135
n÷2
64373213.5
n÷3
42915475.666667
n÷3
32186606.75
n÷5
25749285.4
n2
16575642465266329
n3
2.1340547426325E+24
n4
2.7475192313634E+32
n5
3.5373328415182E+40
2 √n11346.648271626
3 √n504.94614594159
4 √n106.52064716113
5 √n41.874249564352
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
-128746426 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 128746427 can be divided by 4 positive divisors.
The sum of these divisors (counting 128746427) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101011001000001110111011
3
Ternary
22222020222220012
4
Quaternary
13223020032323
5
Quinary
230424341202
6
Senary
20435252135
8
Octal
753101673
10
Decimal
128746427
12
Duodecimal
3714a04b
16
Hexadecimal
7ac83bb
20
Vigesimal
204d617
36
Base36
24nhdn
md5
05cdd3cd0eac6d670324f199cf7e5fbe
sha1
6246b7e276f396041e3adb3939cd6c761bc5ac04
sha256
e3d2398ae4e45feb7c7411074a0fc3b111566d4c3b1fc84f957ba2d4a8555239
sha512
2482e09724406e827dc27147be868d3f404303f378ff9941b2d5d156c33450b297fea7cb8559301d8e7075483164a126c66afe74c3878b516b3c51aff6e6b933
ripemd-160
8b7b7ce5f14ee70c8322a4cbe8aacb6d2e082b14
Diameter
257492854
Circumference
808937658.47827
Area
5.2073916597412E+16
Volume
8.939107602417E+24
Surface area
2.0829566638965E+17
Circumference
808937658.47827
Perimeter
514985708
Area
16575642465266329
Diagonal
182074943.17048
Surface area
99453854791597974
Volume
2.1340547426325E+24
Space diagonal
222995352.85696
Perimeter
386239281
Area
7.1774637294844E+15
Altitude
111497676.42848
Surface area
7.1774637294844E+15
Volume
2.5150076332313E+23
Height
60691647.723493