128534908 is an even 9-digits composite number following 128534907
and preceding 128534909 . In scientific notation, it is written as 1.28534908 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 64231280 positive integers (up to 128534908) that are relatively prime to 128534908.
128534908 has 12 divisors, whose sum is 225062712
The reverse of 128534908 is 809435821
Previous prime number is 1997
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million five hundred thirty-four thousand nine hundred eight
Scientific notation
1.28534908 × 10^8
Engineering notation
1.28534908 × 10^6
Prime Factorization
2 × 2 × 1997 × 16091
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64267454
Product of the distinct prime numbers
The prime factorization of 128534908 is 2 × 2 × 1997 × 16091.
Since it has a total of 4 prime factors.
7 , 5 , 37 , 98 , 435 , 602 , 1614 , 9667 , 128 , 80080 , 853504 , 448887 , 5513899 , 9534081 , 34299242 , 31877381 , 319756470 , 850231006 , 5244060108 , 7495457605
n×2
257069816
n×3
385604724
n×4
514139632
n×5
642674540
n÷2
64267454
n÷3
42844969.333333
n÷3
32133727
n÷5
25706981.6
n2
16521222574568464
n3
2.1235538236697E+24
n4
2.7295079535843E+32
n5
3.5083705369923E+40
2 √n
11337.323670073
3 √n
504.66946707095
4 √n
106.47686917858
5 √n
41.860481375233
1 , 2 , 4 , 1997 , 3994 , 7988 , 16091 , 32182 , 64364 , 32133727 , 64267454 , 128534908
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
-128534907
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 128534908 can be divided by 12 positive divisors.
The sum of these divisors (counting 128534908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101010010100100101111100
3
Ternary
22221212020202011
4
Quaternary
13222110211330
5
Quinary
230401104113
6
Senary
20430541004
8
Octal
752244574
10
Decimal
128534908
12
Duodecimal
37067764
16
Hexadecimal
7a9497c
20
Vigesimal
2036h58
36
Base36
24iy64
md5
2dfc567f9acbd3bad56d52c8aa6316e5
sha1
36878c91bf19e8aa5267f2aa7ed6c73fe6c84cd7
sha256
9c3ba230bd47106af024f7cdd96351523925629994d6e481ed4c2be444511a42
sha512
18330dd5f97958696a36d64775a8fccbcf32bb1643aa908d1072566a71228ff5e43f3a19a10a2fd6e97272c60a526454f5c15866e8be422b6d067efa485ebc4e
ripemd-160
42968837bb4612fb59c67aeba37551bd8e19e565
Diameter
257069816
Circumference
807608645.40528
Area
5.1902951468586E+16
Volume
8.8951214559242E+24
Surface area
2.0761180587434E+17
Circumference
807608645.40528
Perimeter
514139632
Area
16521222574568464
Diagonal
181775810.13198
Surface area
99127335447410784
Volume
2.1235538236697E+24
Space diagonal
222628991.20219
Perimeter
385604724
Area
7.1538992255766E+15
Altitude
111314495.6011
Surface area
7.1538992255766E+15
Volume
2.5026321815524E+23
Height
60591936.710659