128247013 is an odd 9-digits composite number following 128247012
and preceding 128247014 . In scientific notation, it is written as 1.28247013 × 10^8.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 127237068 positive integers (up to 128247013) that are relatively prime to 128247013.
128247013 has 4 divisors, whose sum is 129256960
The reverse of 128247013 is 310742821
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-eight million two hundred forty-seven thousand thirteen
Scientific notation
1.28247013 × 10^8
Engineering notation
1.28247013 × 10^6
Prime Factorization
127 × 1009819
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128247013
Product of the distinct prime numbers
The prime factorization of 128247013 is 127 × 1009819.
Since it has a total of 2 prime factors.
7 , 2 , 63 , 24 , 995 , 419 , 515 , 3557 , 93607 , 52680 , 472889 , 975752 , 2065835 , 35758 , 36864437 , 1076020 , 235452072 , 61549753 , 7844922411 , 6090237386
n×2
256494026
n×3
384741039
n×4
512988052
n×5
641235065
n÷2
64123506.5
n÷3
42749004.333333
n÷3
32061753.25
n÷5
25649402.6
n2
16447296343422169
n3
2.1093166279697E+24
n4
2.7051355700835E+32
n5
3.4692555662326E+40
2 √n
11324.619772867
3 √n
504.29239589372
4 √n
106.41719679106
5 √n
41.84171256727
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
-128247012
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 128247013 can be divided by 4 positive divisors.
The sum of these divisors (counting 128247013) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001001110010011100101
3
Ternary
22221022121211101
4
Quaternary
13221032103211
5
Quinary
230312401023
6
Senary
20420440101
8
Octal
751162345
10
Decimal
128247013
12
Duodecimal
36b49031
16
Hexadecimal
7a4e4e5
20
Vigesimal
201ahad
36
Base36
24cs11
md5
4f7b4b1b77ab5bd418122218cce78b6c
sha1
8b90b136413ec05f87609fe0429b03da4e958d48
sha256
dca588dd66bb856e2c7a974e55da3bf81541b7cec35adbd461b75050f45c19a3
sha512
3e236f93a4d72a1b6a8395f8ec7cd9cda1252ea58d47468443cf99e70775b4807940779cad61bdb7e70533a9818989b42e2d11841ad458e46f4b0415efe350d1
ripemd-160
b5ee5d9de4591826b0452e3b3c2bf1a7fc750cb4
Diameter
256494026
Circumference
805799747.77127
Area
5.1670705363909E+16
Volume
8.8354848300326E+24
Surface area
2.0668282145564E+17
Circumference
805799747.77127
Perimeter
512988052
Area
16447296343422169
Diagonal
181368665.11844
Surface area
98683778060533014
Volume
2.1093166279697E+24
Space diagonal
222130342.43495
Perimeter
384741039
Area
7.1218882284873E+15
Altitude
111065171.21747
Surface area
7.1218882284873E+15
Volume
2.4858534855115E+23
Height
60456221.706146