128225521 is an odd 9-digits prime number following 128225520
and preceding 128225522 . In scientific notation, it is written as 1.28225521 × 10^8.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 128225520 positive integers (up to 128225521) that are relatively prime to 128225521.
128225521 has 2 divisors, whose sum is 128225522
The reverse of 128225521 is 125522821
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 28 Digital Root 1
Name
one hundred twenty-eight million two hundred twenty-five thousand five hundred twenty-one
Scientific notation
1.28225521 × 10^8
Engineering notation
1.28225521 × 10^6
Prime Factorization
128225521
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
128225521 Product of the distinct prime numbers
The prime factorization of 128225521 is 128225521.
Since it has a total of 1 prime factors.
9 , 5 , 19 , 71 , 613 , 823 , 889 , 9959 , 91002 , 61050 , 934243 , 555242 , 9208870 , 1639644 , 71106559 , 26970455 , 769582582 , 773286253 , 4522316092 , 6511080065
n×2
256451042
n×3
384676563
n×4
512902084
n×5
641127605
n÷2
64112760.5
n÷3
42741840.333333
n÷3
32056380.25
n÷5
25645104.2
n2
16441784235721441
n3
2.108256349795E+24
n4
2.7033226885402E+32
n5
3.4663496016919E+40
2 √n11323.670827077
3 √n504.26422406757
4 √n106.41273808655
5 √n41.840310082562
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
128225522 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64112761 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11323.670871233 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999844025 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128225521 can be divided by 2 positive divisors.
The sum of these divisors (counting 128225521) is 128225522, the average is 64112761.
Base
System
Value
2
Binary
111101001001001000011110001
3
Ternary
22221021112100101
4
Quaternary
13221021003301
5
Quinary
230311204041
6
Senary
20420152401
8
Octal
751110361
10
Decimal
128225521
12
Duodecimal
36b38701
16
Hexadecimal
7a490f1
20
Vigesimal
20183g1
36
Base36
24cbg1
md5
ec93c50f456c9aa53a9dbfb20077bc1e
sha1
952625b2da6541928c7d712e6ab99125a246efe1
sha256
3106b29a0bcb6505c479a43788c059dd66fd1d2c3f87bb106f542762d54bccce
sha512
8267f53d19d1a07da9cb5c1f5329981c25817088aaaa9d07e024dcff6aa7523011628015aa577a8a6492b93fdff0ff069fa6d0b86a36153365ffa5cd94a82bb7
ripemd-160
0ae52e5c1de5cf14f2cd776f8aea17a142808905
Diameter
256451042
Circumference
805664709.55265
Area
5.1653388566851E+16
Volume
8.8310435471999E+24
Surface area
2.066135542674E+17
Circumference
805664709.55265
Perimeter
512902084
Area
16441784235721441
Diagonal
181338270.84056
Surface area
98650705414328646
Volume
2.108256349795E+24
Space diagonal
222093117.19899
Perimeter
384676563
Area
7.1195014158386E+15
Altitude
111046558.5995
Surface area
7.1195014158386E+15
Volume
2.4846039356994E+23
Height
60446090.280185