128215348 is an even 9-digits composite number following 128215347
and preceding 128215349 . In scientific notation, it is written as 1.28215348 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 63900920 positive integers (up to 128215348) that are relatively prime to 128215348.
128215348 has 12 divisors, whose sum is 225100512
The reverse of 128215348 is 843512821
Previous prime number is 311
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million two hundred fifteen thousand three hundred forty-eight
Scientific notation
1.28215348 × 10^8
Engineering notation
1.28215348 × 10^6
Prime Factorization
2 × 2 × 311 × 103067
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64107674
Product of the distinct prime numbers
The prime factorization of 128215348 is 2 × 2 × 311 × 103067.
Since it has a total of 4 prime factors.
5 , 10 , 6 , 23 , 817 , 643 , 7116 , 3036 , 34969 , 89589 , 531041 , 852389 , 215381 , 5637420 , 66119602 , 23230583 , 430881221 , 768881279 , 6825945795 , 9330777277
n×2
256430696
n×3
384646044
n×4
512861392
n×5
641076740
n÷2
64107674
n÷3
42738449.333333
n÷3
32053837
n÷5
25643069.6
n2
16439175462761104
n3
2.107754602791E+24
n4
2.7024648989545E+32
n5
3.4649747747723E+40
2 √n
11323.221626375
3 √n
504.25088814822
4 √n
106.41062741275
5 √n
41.839646166394
1 , 2 , 4 , 311 , 622 , 1244 , 103067 , 206134 , 412268 , 32053837 , 64107674 , 128215348
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
-128215347
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 128215348 can be divided by 12 positive divisors.
The sum of these divisors (counting 128215348) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101001000110100100110100
3
Ternary
22221021000101121
4
Quaternary
13221012210310
5
Quinary
230310342343
6
Senary
20420033324
8
Octal
751064464
10
Decimal
128215348
12
Duodecimal
36b32844
16
Hexadecimal
7a46934
20
Vigesimal
2016i78
36
Base36
24c3lg
md5
8b755791b90abf5180db41fa14883ca7
sha1
3d62b03ab86f387f905b11776d773096b3cb4da3
sha256
6472606c8bae6b902b5280d414465fa76cd4820c99aee2348d56a4bf4bc61261
sha512
48add2237ae9ee05b8acabf1d4208a4e7d9cee1d41553c258819d8c17cbf603299aed57d8d397ca77bd840c753c52e535bd496424489c1d89b760201522cb899
ripemd-160
a0b2fb89a06c1ff2730604d8847c30286814244c
Diameter
256430696
Circumference
805600790.70852
Area
5.1645192864884E+16
Volume
8.8289418342643E+24
Surface area
2.0658077145954E+17
Circumference
805600790.70852
Perimeter
512861392
Area
16439175462761104
Diagonal
181323884.04599
Surface area
98635052776566624
Volume
2.107754602791E+24
Space diagonal
222075497.04612
Perimeter
384646044
Area
7.1183717840105E+15
Altitude
111037748.52306
Surface area
7.1183717840105E+15
Volume
2.4840126211844E+23
Height
60441294.681995