128230493 is an odd 9-digits composite number following 128230492
and preceding 128230494 . In scientific notation, it is written as 1.28230493 × 10^8.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 120637440 positive integers (up to 128230493) that are relatively prime to 128230493.
128230493 has 16 divisors, whose sum is 136113264
The reverse of 128230493 is 394032821
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-eight million two hundred thirty thousand four hundred ninety-three
Scientific notation
1.28230493 × 10^8
Engineering notation
1.28230493 × 10^6
Prime Factorization
41 × 137 × 37 × 617
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128230493
Product of the distinct prime numbers
The prime factorization of 128230493 is 41 × 137 × 37 × 617.
Since it has a total of 4 prime factors.
3 , 5 , 84 , 46 , 105 , 375 , 3196 , 7100 , 57267 , 13014 , 542598 , 429981 , 1125111 , 3977647 , 27978788 , 2625986 , 156172118 , 394983431 , 2325884957 , 3310424325
n×2
256460986
n×3
384691479
n×4
512921972
n×5
641152465
n÷2
64115246.5
n÷3
42743497.666667
n÷3
32057623.25
n÷5
25646098.6
n2
16443059335023049
n3
2.1085016049583E+24
n4
2.7037420029509E+32
n5
3.467021699832E+40
2 √n
11323.890365064
3 √n
504.27074167108
4 √n
106.41376962153
5 √n
41.840634552751
1 , 37 , 41 , 137 , 617 , 1517 , 5069 , 5617 , 22829 , 25297 , 84529 , 207829 , 935989 , 3127573 , 3465689 , 128230493
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
-128230492
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 128230493 can be divided by 16 positive divisors.
The sum of these divisors (counting 128230493) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001001010010001011101
3
Ternary
22221021210011112
4
Quaternary
13221022101131
5
Quinary
230311333433
6
Senary
20420231405
8
Octal
751122135
10
Decimal
128230493
12
Duodecimal
36b3b565
16
Hexadecimal
7a4a45d
20
Vigesimal
2018g4d
36
Base36
24cfa5
md5
32a9f8200d1cf0704ef95e37343f249b
sha1
61b8f6075a342f8d5ba77cdde994c618159ddac7
sha256
8a9c8af4ff2ddaac300b030c6cc2d6628984e4a3e4751aba240d0240d6f61e68
sha512
74e5f5bb67063e3ecb6726e6ae64d7040dfee4cc3227210a7d6613be7c55d6b186612ce33b6b3bf4e4ea2ba05e958c6db600195580b70125f382f64ecf55f515
ripemd-160
c7c293bc631511ed90f86fcdeebea80156aed9a1
Diameter
256460986
Circumference
805695949.54999
Area
5.1657394409449E+16
Volume
8.8320708696255E+24
Surface area
2.066295776378E+17
Circumference
805695949.54999
Perimeter
512921972
Area
16443059335023049
Diagonal
181345302.31039
Surface area
98658356010138294
Volume
2.1085016049583E+24
Space diagonal
222101728.95561
Perimeter
384691479
Area
7.1200535500324E+15
Altitude
111050864.4778
Surface area
7.1200535500324E+15
Volume
2.4848929716812E+23
Height
60448434.103463