128548912 is an even 9-digits composite number following 128548911
and preceding 128548913 . In scientific notation, it is written as 1.28548912 × 10^8.
The sum of its digits is 40. It has a total of 6 prime factors and 20 positive divisors.
There are 63393408 positive integers (up to 128548912) that are relatively prime to 128548912.
128548912 has 20 divisors, whose sum is 252477640
The reverse of 128548912 is 219845821
Previous prime number is 73
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million five hundred forty-eight thousand nine hundred twelve
Scientific notation
1.28548912 × 10^8
Engineering notation
1.28548912 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 73 × 110059
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16068614
Product of the distinct prime numbers
The prime factorization of 128548912 is 2 × 2 × 2 × 2 × 73 × 110059.
Since it has a total of 6 prime factors.
9 , 3 , 48 , 36 , 694 , 56 , 9323 , 9403 , 35065 , 19753 , 887104 , 527127 , 6957367 , 6724750 , 93872749 , 92828785 , 719587370 , 185198863 , 9591533109 , 3828549136
n×2
257097824
n×3
385646736
n×4
514195648
n×5
642744560
n÷2
64274456
n÷3
42849637.333333
n÷3
32137228
n÷5
25709782.4
n2
16524822776383744
n3
2.1242479888969E+24
n4
2.7306976779089E+32
n5
3.5102821549612E+40
2 √n
11337.941259329
3 √n
504.68779447755
4 √n
106.47976924904
5 √n
41.861393483305
1 , 2 , 4 , 8 , 16 , 73 , 146 , 292 , 584 , 1168 , 110059 , 220118 , 440236 , 880472 , 1760944 , 8034307 , 16068614 , 32137228 , 64274456 , 128548912
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128548911
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128548912 can be divided by 20 positive divisors.
The sum of these divisors (counting 128548912) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101010011000000000110000
3
Ternary
22221212221221211
4
Quaternary
13222120000300
5
Quinary
230402031122
6
Senary
20431125504
8
Octal
752300060
10
Decimal
128548912
12
Duodecimal
37073894
16
Hexadecimal
7a98030
20
Vigesimal
2038c5c
36
Base36
24j8z4
md5
29bc46d2280171055c398b35af00ce0f
sha1
594d7b13209fa678bcf1bf6498ad67b711019e2d
sha256
77bbc546f3de291a73822751b16e96a0f550c7318415219d570f735abb6900f2
sha512
42a85a69ff17b3fcfd0dbb5c4d5ceb236fc824a89a5e9e70efa8f26ca8e4b73619143a7eced7ff819ed4cf49bd2dedb68abf4dcfac38f4c0893006438a55a1b8
ripemd-160
2d50de48ecef67f83977745cf15463695f28bb3d
Diameter
257097824
Circumference
807696635.13232
Area
5.191426183616E+16
Volume
8.8980291684287E+24
Surface area
2.0765704734464E+17
Circumference
807696635.13232
Perimeter
514195648
Area
16524822776383744
Diagonal
181795614.77871
Surface area
99148936658302464
Volume
2.1242479888969E+24
Space diagonal
222653246.8417
Perimeter
385646736
Area
7.155458158692E+15
Altitude
111326623.42085
Surface area
7.155458158692E+15
Volume
2.5034502631182E+23
Height
60598538.259569