128538170 is an even 9-digits composite number following 128538169
and preceding 128538171 . In scientific notation, it is written as 1.28538170 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 51415264 positive integers (up to 128538170) that are relatively prime to 128538170.
128538170 has 8 divisors, whose sum is 231368724
The reverse of 128538170 is 071835821
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million five hundred thirty-eight thousand one hundred seventy
Scientific notation
1.28538170 × 10^8
Engineering notation
1.28538170 × 10^6
Prime Factorization
2 × 5 × 12853817
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128538170
Product of the distinct prime numbers
The prime factorization of 128538170 is 2 × 5 × 12853817.
Since it has a total of 3 prime factors.
8 , 2 , 38 , 71 , 956 , 836 , 7229 , 2562 , 88184 , 53805 , 123922 , 100564 , 3284614 , 2849585 , 47866621 , 63839327 , 102115549 , 828660800 , 2531110717 , 6532930712
n×2
257076340
n×3
385614510
n×4
514152680
n×5
642690850
n÷2
64269085
n÷3
42846056.666667
n÷3
32134542.5
n÷5
25707634
n2
16522061146948900
n3
2.1237155044569E+24
n4
2.7297850454352E+32
n5
3.5088157423361E+40
2 √n
11337.467530273
3 √n
504.67373625587
4 √n
106.47754472316
5 √n
41.860693842813
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
-128538169
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 128538170 can be divided by 8 positive divisors.
The sum of these divisors (counting 128538170) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010010101011000111010
3
Ternary
22221212102012222
4
Quaternary
13222111120322
5
Quinary
230401210140
6
Senary
20431004042
8
Octal
752253072
10
Decimal
128538170
12
Duodecimal
37069622
16
Hexadecimal
7a9563a
20
Vigesimal
203758a
36
Base36
24j0oq
md5
97b728668a5d3c83f0ec781eca8762ec
sha1
2d4783290922bbb06435eddbb790361589c28c8a
sha256
eb6f76bed7d529c375311cee7fa509919eb864c90f4d980317e58d6b6d2f20c6
sha512
440555c734a9775fb9bb413109de1cc4b32ee68f64fa82e991ce25232b2921078bb8de1b221aab20f744719874f118b35d66cf0cedef3bac554db73cab3c4762
ripemd-160
83031506431465d5ff59ae538a4245387da0c1bf
Diameter
257076340
Circumference
807629141.15575
Area
5.1905585921416E+16
Volume
8.8957987028221E+24
Surface area
2.0762234368566E+17
Circumference
807629141.15575
Perimeter
514152680
Area
16522061146948900
Diagonal
181780423.29662
Surface area
99132366881693400
Volume
2.1237155044569E+24
Space diagonal
222634641.15193
Perimeter
385614510
Area
7.1542623380688E+15
Altitude
111317320.57596
Surface area
7.1542623380688E+15
Volume
2.5028227241875E+23
Height
60593474.432206