128423458 is an even 9-digits composite number following 128423457
and preceding 128423459 . In scientific notation, it is written as 1.28423458 × 10^8.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 62670400 positive integers (up to 128423458) that are relatively prime to 128423458.
128423458 has 16 divisors, whose sum is 197282304
The reverse of 128423458 is 854324821
Previous prime number is 401
Is Prime? no Number parity even Number length 9 Sum of Digits 37 Digital Root 1
Name
one hundred twenty-eight million four hundred twenty-three thousand four hundred fifty-eight
Scientific notation
1.28423458 × 10^8
Engineering notation
1.28423458 × 10^6
Prime Factorization
2 × 47 × 401 × 3407
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
128423458 Product of the distinct prime numbers
The prime factorization of 128423458 is 2 × 47 × 401 × 3407.
Since it has a total of 4 prime factors.
8 , 6 , 74 , 30 , 905 , 964 , 5656 , 3197 , 92361 , 16433 , 684560 , 970803 , 4688667 , 2290946 , 60655015 , 96128955 , 466998828 , 751665775 , 3864636313 , 701016605
n×2
256846916
n×3
385270374
n×4
513693832
n×5
642117290
n÷2
64211729
n÷3
42807819.333333
n÷3
32105864.5
n÷5
25684691.6
n2
16492584564677764
n3
2.1180347411533E+24
n4
2.7200534562305E+32
n5
3.4931867079397E+40
2 √n11332.407422962
3 √n504.52356202141
4 √n106.45378068891
5 √n41.853219582065
1 , 2 , 47 , 94 , 401 , 802 , 3407 , 6814 , 18847 , 37694 , 160129 , 320258 , 1366207 , 2732414 , 64211729 , 128423458
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
-128423457 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 128423458 can be divided by 16 positive divisors.
The sum of these divisors (counting 128423458) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001111001011000100010
3
Ternary
22221122120212101
4
Quaternary
13221321120202
5
Quinary
230334022313
6
Senary
20424321014
8
Octal
751713042
10
Decimal
128423458
12
Duodecimal
3701316a
16
Hexadecimal
7a79622
20
Vigesimal
202cici
36
Base36
24gk6a
md5
60e5bbb651e8c8a558f586f64879ea1e
sha1
3eec428788f5822734766dd30274fa622e348de8
sha256
6cb142bbbf25efafce827f60f9bbb51f975887125689a8bc3500c6a26eb5cf9c
sha512
a09964fa8a2e3da42999693c5c369d0e0d4921a642b0436d01d828d8ebe3c811fd9dbdd4b8d09dc85672000d447d045837ba05db00b3dfafa4d27457b0586321
ripemd-160
acbd6bf45d5a89888dcc3a7fb03a65a1b80f1b00
Diameter
256846916
Circumference
806908384.40279
Area
5.18129825071E+16
Volume
8.8720031771404E+24
Surface area
2.072519300284E+17
Circumference
806908384.40279
Perimeter
513693832
Area
16492584564677764
Diagonal
181618196.03045
Surface area
98955507388066584
Volume
2.1180347411533E+24
Space diagonal
222435954.13969
Perimeter
385270374
Area
7.141498603537E+15
Altitude
111217977.06984
Surface area
7.141498603537E+15
Volume
2.4961278804304E+23
Height
60539398.676817