42128439 is an odd 8-digits composite number following 42128438
and preceding 42128440 . In scientific notation, it is written as 4.2128439 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 28067640 positive integers (up to 42128439) that are relatively prime to 42128439.
42128439 has 8 divisors, whose sum is 56207232
The reverse of 42128439 is 93482124
Previous prime number is 2011
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
forty-two million one hundred twenty-eight thousand four hundred thirty-nine
Scientific notation
4.2128439 × 10^7
Engineering notation
4.2128439 × 10^6
Prime Factorization
3 × 2011 × 6983
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42128439
Product of the distinct prime numbers
The prime factorization of 42128439 is 3 × 2011 × 6983.
Since it has a total of 3 prime factors.
1 , 6 , 99 , 16 , 161 , 207 , 7627 , 428 , 90552 , 44879 , 149007 , 620288 , 8772695 , 5840555 , 16184152 , 32149318 , 287157016 , 604079824 , 2512391942 , 8331600631
n×2
84256878
n×3
126385317
n×4
168513756
n×5
210642195
n÷2
21064219.5
n÷3
14042813
n÷3
10532109.75
n÷5
8425687.8
n2
1774805372576721
n3
7.4769779875471E+22
n4
3.1499341105272E+30
n5
1.3270180702936E+38
2 √n
6490.6424181278
3 √n
347.95663516986
4 √n
80.564523322166
5 √n
33.489994288323
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
-42128438
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 42128439 can be divided by 8 positive divisors.
The sum of these divisors (counting 42128439) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000101101010000110111
3
Ternary
2221021100100120
4
Quaternary
2200231100313
5
Quinary
41241102224
6
Senary
4102543023
8
Octal
240552067
10
Decimal
42128439
12
Duodecimal
12137a73
16
Hexadecimal
282d437
20
Vigesimal
d3611j
36
Base36
p2yif
md5
f29e3642cb41609406f6fd6dbd3923e1
sha1
a2364f72ebc0657dfb4fce244b075514dae3a0de
sha256
dfe8cc735de15d11f271be06e58bdb9db09385b899c6367c266076faacaf2da9
sha512
fd8e5f6aa68acf8d11bec5dd4dbd0990835d2a2fd642f09d15af92c292aa91ba6baf9439917e3d26fbbb75f1ce73912b4c5fe83323ff75dd1cc2a8c3de9fbbfa
ripemd-160
da4b7342be1aa68a8eb3003f7edd349ed5885320
Diameter
84256878
Circumference
264700788.93921
Area
5.5757155200387E+15
Volume
3.1319492155641E+23
Surface area
2.2302862080155E+16
Circumference
264700788.93921
Perimeter
168513756
Area
1774805372576721
Diagonal
59578609.795408
Surface area
10648832235460326
Volume
7.4769779875471E+22
Space diagonal
72968596.791566
Perimeter
126385317
Area
7.6851326971227E+14
Altitude
36484298.395783
Surface area
7.6851326971227E+14
Volume
8.8117030629618E+21
Height
19859536.598469