128466215 is an odd 9-digits composite number following 128466214
and preceding 128466216 . In scientific notation, it is written as 1.28466215 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 101963232 positive integers (up to 128466215) that are relatively prime to 128466215.
128466215 has 8 divisors, whose sum is 155374080
The reverse of 128466215 is 512664821
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million four hundred sixty-six thousand two hundred fifteen
Scientific notation
1.28466215 × 10^8
Engineering notation
1.28466215 × 10^6
Prime Factorization
5 × 127 × 202309
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128466215
Product of the distinct prime numbers
The prime factorization of 128466215 is 5 × 127 × 202309.
Since it has a total of 3 prime factors.
4 , 2 , 81 , 65 , 553 , 132 , 7786 , 6589 , 32864 , 28980 , 80817 , 140860 , 3676109 , 398324 , 79321531 , 88471028 , 305177428 , 639689126 , 1891527333 , 6685155081
n×2
256932430
n×3
385398645
n×4
513864860
n×5
642331075
n÷2
64233107.5
n÷3
42822071.666667
n÷3
32116553.75
n÷5
25693243
n2
16503568396426225
n3
2.1201509658825E+24
n4
2.7236776981552E+32
n5
3.4990056476191E+40
2 √n
11334.293758325
3 √n
504.57954743271
4 √n
106.46264019986
5 √n
41.856006113227
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
-128466214
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 128466215 can be divided by 8 positive divisors.
The sum of these divisors (counting 128466215) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010000011110100100111
3
Ternary
22221201202111222
4
Quaternary
13222003310213
5
Quinary
230341404330
6
Senary
20425250555
8
Octal
752036447
10
Decimal
128466215
12
Duodecimal
37033a5b
16
Hexadecimal
7a83d27
20
Vigesimal
202i5af
36
Base36
24hh5z
md5
c8ea4f8233fd19dd1e69af9edba11d5d
sha1
71ffc9a67b3c0ba6f84e8812285b47bc7048d607
sha256
fd81513ef08203cc0cef1ae7e6e05f83a67750b9ae99a703599b184ab1053159
sha512
2eff179be4176983e3c82b3b7f563972458e5158629f154976d8f93acade03ae397a2a7d888dca018aa6dc16bddfabd7b72d7d3a984ed9307f958ad5ae029d84
ripemd-160
3e88f0c880a77378b6a0b7ffd412e52986842834
Diameter
256932430
Circumference
807177034.55697
Area
5.1847489232229E+16
Volume
8.880867598557E+24
Surface area
2.0738995692892E+17
Circumference
807177034.55697
Perimeter
513864860
Area
16503568396426225
Diagonal
181678663.55974
Surface area
99021410378557350
Volume
2.1201509658825E+24
Space diagonal
222510011.43607
Perimeter
385398645
Area
7.1462547421996E+15
Altitude
111255005.71803
Surface area
7.1462547421996E+15
Volume
2.4986218751912E+23
Height
60559554.519913