128247228 is an even 9-digits composite number following 128247227
and preceding 128247229 . In scientific notation, it is written as 1.28247228 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 42749064 positive integers (up to 128247228) that are relatively prime to 128247228.
128247228 has 12 divisors, whose sum is 249369680
The reverse of 128247228 is 822742821
Previous prime number is 9
Is Prime? no
Number parity even
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-eight million two hundred forty-seven thousand two hundred twenty-eight
Scientific notation
1.28247228 × 10^8
Engineering notation
1.28247228 × 10^6
Prime Factorization
2 × 2 × 9 × 3562423
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64123614
Product of the distinct prime numbers
The prime factorization of 128247228 is 2 × 2 × 9 × 3562423.
Since it has a total of 4 prime factors.
1 , 9 , 45 , 63 , 551 , 278 , 9429 , 5677 , 71740 , 31994 , 364677 , 591784 , 3702037 , 889989 , 99680065 , 33033805 , 463634122 , 625308774 , 1301050370 , 1197894521
n×2
256494456
n×3
384741684
n×4
512988912
n×5
641236140
n÷2
64123614
n÷3
42749076
n÷3
32061807
n÷5
25649445.6
n2
16447351489683984
n3
2.1093272364936E+24
n4
2.7051537102521E+32
n5
3.4692846465375E+40
2 √n
11324.629265455
3 √n
504.29267770095
4 √n
106.41724139187
5 √n
41.841726596388
1 , 2 , 4 , 9 , 18 , 36 , 3562423 , 7124846 , 14249692 , 32061807 , 64123614 , 128247228
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128247227
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128247228 can be divided by 12 positive divisors.
The sum of these divisors (counting 128247228) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101001001110010110111100
3
Ternary
22221022122010100
4
Quaternary
13221032112330
5
Quinary
230312402403
6
Senary
20420441100
8
Octal
751162674
10
Decimal
128247228
12
Duodecimal
36b49190
16
Hexadecimal
7a4e5bc
20
Vigesimal
201ai18
36
Base36
24cs70
md5
b19a01ad4836bf16d705df94a51643f5
sha1
ba7f62e228979eee2dfac7a5d16e7455849acbe7
sha256
f848d74c2920c66dfce5496af9825840f5303e402a0259a268651312f41bb736
sha512
0c42c23b6a63432d290d134f9bf9d89738dab7110b83adf679913d2ce3ae86ec827fa03cd8f28d0fc4e197f7b1019d46d8aee1edc050ad65589ccaff43612783
ripemd-160
0e9db9f56709b6a6829d8a890d968d65a7cbd51e
Diameter
256494456
Circumference
805801098.65611
Area
5.1670878611E+16
Volume
8.8355292669137E+24
Surface area
2.06683514444E+17
Circumference
805801098.65611
Perimeter
512988912
Area
16447351489683984
Diagonal
181368969.17435
Surface area
98684108938103904
Volume
2.1093272364936E+24
Space diagonal
222130714.82587
Perimeter
384741684
Area
7.1219121075191E+15
Altitude
111065357.41293
Surface area
7.1219121075191E+15
Volume
2.4858659877769E+23
Height
60456323.058118