128535818 is an even 9-digits composite number following 128535817
and preceding 128535819 . In scientific notation, it is written as 1.28535818 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 64133260 positive integers (up to 128535818) that are relatively prime to 128535818.
128535818 has 8 divisors, whose sum is 193207680
The reverse of 128535818 is 818535821
Previous prime number is 479
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million five hundred thirty-five thousand eight hundred eighteen
Scientific notation
1.28535818 × 10^8
Engineering notation
1.28535818 × 10^6
Prime Factorization
2 × 479 × 134171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128535818
Product of the distinct prime numbers
The prime factorization of 128535818 is 2 × 479 × 134171.
Since it has a total of 3 prime factors.
9 , 10 , 13 , 52 , 767 , 276 , 8549 , 431 , 37832 , 85003 , 111792 , 66713 , 2693087 , 7309388 , 44528580 , 88736428 , 171189628 , 83964300 , 7695814986 , 5831339525
n×2
257071636
n×3
385607454
n×4
514143272
n×5
642679090
n÷2
64267909
n÷3
42845272.666667
n÷3
32133954.5
n÷5
25707163.6
n2
16521456508929124
n3
2.1235989269266E+24
n4
2.7295852517644E+32
n5
3.5084947313627E+40
2 √n
11337.363802931
3 √n
504.67065805255
4 √n
106.47705763652
5 √n
41.860540647739
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128535817
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128535818 can be divided by 8 positive divisors.
The sum of these divisors (counting 128535818) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010010100110100001010
3
Ternary
22221212021222212
4
Quaternary
13222110310022
5
Quinary
230401121233
6
Senary
20430545122
8
Octal
752246412
10
Decimal
128535818
12
Duodecimal
370681a2
16
Hexadecimal
7a94d0a
20
Vigesimal
2036jai
36
Base36
24iyve
md5
5eea96b790467d669026d0f04333ce95
sha1
db670bbe094575ee4d9fd03324c8ef70a61852ce
sha256
823acb10def1c8acca4a30f867de9d399ea961356296e75c53ab92c1ef2b5637
sha512
b425f10fdae199ce1e2b3cbc154962ec19ca49be38ec3cea0398af398d04f4c178733f49e934e7523eeedd72408f267297d59201e5da0119ca69b9e91a3879ef
ripemd-160
f8ad70952545fd5439ee658ab6d5e6ff251e6628
Diameter
257071636
Circumference
807614363.10391
Area
5.1903686395055E+16
Volume
8.8953103840052E+24
Surface area
2.0761474558022E+17
Circumference
807614363.10391
Perimeter
514143272
Area
16521456508929124
Diagonal
181777097.06632
Surface area
99128739053574744
Volume
2.1235989269266E+24
Space diagonal
222630567.36843
Perimeter
385607454
Area
7.1540005221262E+15
Altitude
111315283.68421
Surface area
7.1540005221262E+15
Volume
2.5026853362505E+23
Height
60592365.688773