128216646 is an even 9-digits composite number following 128216645
and preceding 128216647 . In scientific notation, it is written as 1.28216646 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 41932176 positive integers (up to 128216646) that are relatively prime to 128216646.
128216646 has 24 divisors, whose sum is 283046400
The reverse of 128216646 is 646612821
Previous prime number is 53
Is Prime? no Number parity even Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred twenty-eight million two hundred sixteen thousand six hundred forty-six
Scientific notation
1.28216646 × 10^8
Engineering notation
1.28216646 × 10^6
Prime Factorization
2 × 3 × 3 × 53 × 134399
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
42738882 Product of the distinct prime numbers
The prime factorization of 128216646 is 2 × 3 × 3 × 53 × 134399.
Since it has a total of 5 prime factors.
5 , 5 , 25 , 95 , 370 , 599 , 2395 , 3589 , 44322 , 53533 , 566606 , 218443 , 1540665 , 6798509 , 41979804 , 19566979 , 481225660 , 5281348 , 6151877079 , 3900085161
n×2
256433292
n×3
384649938
n×4
512866584
n×5
641083230
n÷2
64108323
n÷3
42738882
n÷3
32054161.5
n÷5
25643329.2
n2
16439508311489316
n3
2.1078186175883E+24
n4
2.7025743352353E+32
n5
3.4651501682955E+40
2 √n11323.278942073
3 √n504.25258975273
4 √n106.4108967262
5 √n41.839730879561
1 , 2 , 3 , 6 , 9 , 18 , 53 , 106 , 159 , 318 , 477 , 954 , 134399 , 268798 , 403197 , 806394 , 1209591 , 2419182 , 7123147 , 14246294 , 21369441 , 42738882 , 64108323 , 128216646
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128216645 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128216646 can be divided by 24 positive divisors.
The sum of these divisors (counting 128216646) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101001000110111001000110
3
Ternary
22221021002011200
4
Quaternary
13221012321012
5
Quinary
230310413041
6
Senary
20420043330
8
Octal
751067106
10
Decimal
128216646
12
Duodecimal
36b33546
16
Hexadecimal
7a46e46
20
Vigesimal
20171c6
36
Base36
24c4li
md5
1816e836d4dba882832c435c29e60806
sha1
28efee1f0c5b6e43def37715a433da55a2575449
sha256
7a5d7d88aa0abb0b5f551355af0357515ab6fb7c184cff4c11a1589da2bab873
sha512
8688b25519c4ee14e6fc7b549f56342e0e6c7b060a690802d865eab36b1350859856f72f44119b68464b6742881eed5791676f4348d0ec8b707b0d5ad3cbe42c
ripemd-160
4ea873eded0a5f31409a39fc42df1bae35843bd0
Diameter
256433292
Circumference
805608946.28305
Area
5.1646238540003E+16
Volume
8.8292099788202E+24
Surface area
2.0658495416001E+17
Circumference
805608946.28305
Perimeter
512866584
Area
16439508311489316
Diagonal
181325719.69519
Surface area
98637049868935896
Volume
2.1078186175883E+24
Space diagonal
222077745.24807
Perimeter
384649938
Area
7.1185159117376E+15
Altitude
111038872.62404
Surface area
7.1185159117376E+15
Volume
2.4840880633465E+23
Height
60441906.565063