128230492 is an even 9-digits composite number following 128230491
and preceding 128230493 . In scientific notation, it is written as 1.28230492 × 10^8.
The sum of its digits is 31. It has a total of 5 prime factors and 24 positive divisors.
There are 59009856 positive integers (up to 128230492) that are relatively prime to 128230492.
128230492 has 24 divisors, whose sum is 242373600
The reverse of 128230492 is 294032821
Previous prime number is 359
Is Prime? no Number parity even Number length 9 Sum of Digits 31 Digital Root 4
Name
one hundred twenty-eight million two hundred thirty thousand four hundred ninety-two
Scientific notation
1.28230492 × 10^8
Engineering notation
1.28230492 × 10^6
Prime Factorization
2 × 2 × 13 × 359 × 6869
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
64115246 Product of the distinct prime numbers
The prime factorization of 128230492 is 2 × 2 × 13 × 359 × 6869.
Since it has a total of 5 prime factors.
5 , 9 , 25 , 25 , 177 , 159 , 2541 , 2450 , 38332 , 74608 , 687197 , 14545 , 4572978 , 6496552 , 93611963 , 75011879 , 747988961 , 203033641 , 4536034463 , 6580823718
n×2
256460984
n×3
384691476
n×4
512921968
n×5
641152460
n÷2
64115246
n÷3
42743497.333333
n÷3
32057623
n÷5
25646098.4
n2
16443059078562064
n3
2.1085015556291E+24
n4
2.7037419186108E+32
n5
3.4670215646449E+40
2 √n11323.89032091
3 √n504.27074036024
4 √n106.41376941407
5 √n41.840634487493
1 , 2 , 4 , 13 , 26 , 52 , 359 , 718 , 1436 , 4667 , 6869 , 9334 , 13738 , 18668 , 27476 , 89297 , 178594 , 357188 , 2465971 , 4931942 , 9863884 , 32057623 , 64115246 , 128230492
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128230491 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128230492 can be divided by 24 positive divisors.
The sum of these divisors (counting 128230492) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101001001010010001011100
3
Ternary
22221021210011111
4
Quaternary
13221022101130
5
Quinary
230311333432
6
Senary
20420231404
8
Octal
751122134
10
Decimal
128230492
12
Duodecimal
36b3b564
16
Hexadecimal
7a4a45c
20
Vigesimal
2018g4c
36
Base36
24cfa4
md5
e2914074b3a89e38d0f983e385f158c7
sha1
785a12de9d62845f88de2ed2c9d43df1571b59e5
sha256
bfbcbed1edba00b326303c72a37af62dde323690bef45410731337f832a9bdcf
sha512
61ffc8af60c256254251fdad73b56bc965e5ec4e8228d9da4ce056e54fd709fad3c27ca95d8044232f2efb34edd6bc089d391cd62c62bfde18966b8fa1900547
ripemd-160
06ee69ed7fc0169a266a1018b10db5defbb92d29
Diameter
256460984
Circumference
805695943.26681
Area
5.1657393603754E+16
Volume
8.832070662996E+24
Surface area
2.0662957441501E+17
Circumference
805695943.26681
Perimeter
512921968
Area
16443059078562064
Diagonal
181345300.89617
Surface area
98658354471372384
Volume
2.1085015556291E+24
Space diagonal
222101727.22355
Perimeter
384691476
Area
7.1200534389815E+15
Altitude
111050863.61178
Surface area
7.1200534389815E+15
Volume
2.4848929135462E+23
Height
60448433.632058