128247272 is an even 9-digits composite number following 128247271
and preceding 128247273 . In scientific notation, it is written as 1.28247272 × 10^8.
The sum of its digits is 35. It has a total of 5 prime factors and 16 positive divisors.
There are 63903616 positive integers (up to 128247272) that are relatively prime to 128247272.
128247272 has 16 divisors, whose sum is 241288740
The reverse of 128247272 is 272742821
Previous prime number is 293
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million two hundred forty-seven thousand two hundred seventy-two
Scientific notation
1.28247272 × 10^8
Engineering notation
1.28247272 × 10^6
Prime Factorization
2 × 2 × 2 × 293 × 54713
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32061818
Product of the distinct prime numbers
The prime factorization of 128247272 is 2 × 2 × 2 × 293 × 54713.
Since it has a total of 5 prime factors.
3 , 6 , 59 , 90 , 940 , 413 , 6419 , 6982 , 87893 , 41391 , 297607 , 754723 , 2800939 , 5560551 , 73659080 , 31316735 , 490667348 , 902905203 , 7207309310 , 2844815521
n×2
256494544
n×3
384741816
n×4
512989088
n×5
641236360
n÷2
64123636
n÷3
42749090.666667
n÷3
32061818
n÷5
25649454.4
n2
16447362775441984
n3
2.1093294075448E+24
n4
2.7051574226699E+32
n5
3.4692905978797E+40
2 √n
11324.631208123
3 √n
504.29273537308
4 √n
106.41725051947
5 √n
41.841729467461
1 , 2 , 4 , 8 , 293 , 586 , 1172 , 2344 , 54713 , 109426 , 218852 , 437704 , 16030909 , 32061818 , 64123636 , 128247272
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
-128247271
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 128247272 can be divided by 16 positive divisors.
The sum of these divisors (counting 128247272) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001001110010111101000
3
Ternary
22221022122011222
4
Quaternary
13221032113220
5
Quinary
230312403042
6
Senary
20420441212
8
Octal
751162750
10
Decimal
128247272
12
Duodecimal
36b49208
16
Hexadecimal
7a4e5e8
20
Vigesimal
201ai3c
36
Base36
24cs88
md5
628232f6e1f6a2c14b4b090ffac89e07
sha1
6ad9e7a6578ea181d21a13b14af2d7eae30b96dd
sha256
204212194e5461be0422624d3544d7781186349fc328377f189126924a91e536
sha512
56558c6666c2affd6dc3a9f20849bb1e732ed7c72ff1dfd26287104f253fad3d27794887100ab44981a2b65ff662803c26958e390d223b3ccb073421c04f519c
ripemd-160
c9ff44fe5be78570a2cd1898db27a0ae9e6a50a9
Diameter
256494544
Circumference
805801375.11626
Area
5.1670914066255E+16
Volume
8.8355383609915E+24
Surface area
2.0668365626502E+17
Circumference
805801375.11626
Perimeter
512989088
Area
16447362775441984
Diagonal
181369031.39975
Surface area
98684176652651904
Volume
2.1093294075448E+24
Space diagonal
222130791.03611
Perimeter
384741816
Area
7.1219169943956E+15
Altitude
111065395.51805
Surface area
7.1219169943956E+15
Volume
2.4858685463852E+23
Height
60456343.799917