42021565 is an odd 8-digits composite number following 42021564
and preceding 42021566 . In scientific notation, it is written as 4.2021565 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 33617248 positive integers (up to 42021565) that are relatively prime to 42021565.
42021565 has 4 divisors, whose sum is 50425884
The reverse of 42021565 is 56512024
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
forty-two million twenty-one thousand five hundred sixty-five
Scientific notation
4.2021565 × 10^7
Engineering notation
4.2021565 × 10^6
Prime Factorization
5 × 8404313
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42021565
Product of the distinct prime numbers
The prime factorization of 42021565 is 5 × 8404313.
Since it has a total of 2 prime factors.
1 , 8 , 77 , 75 , 69 , 759 , 7132 , 4034 , 25216 , 77358 , 921327 , 18596 , 1551836 , 7796796 , 57454893 , 43274867 , 394564589 , 372902715 , 4697762767 , 5697339979
n×2
84043130
n×3
126064695
n×4
168086260
n×5
210107825
n÷2
21010782.5
n÷3
14007188.333333
n÷3
10505391.25
n÷5
8404313
n2
1765811925049225
n3
7.4202180586231E+22
n4
3.118091754646E+30
n5
1.3102709534382E+38
2 √n
6482.4042607662
3 √n
347.66214678127
4 √n
80.513379389802
5 √n
33.47298512655
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42021564
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42021565 can be divided by 4 positive divisors.
The sum of these divisors (counting 42021565) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000010011001010111101
3
Ternary
2221001220202021
4
Quaternary
2200103022331
5
Quinary
41224142230
6
Senary
4100400141
8
Octal
240231275
10
Decimal
42021565
12
Duodecimal
120a6051
16
Hexadecimal
28132bd
20
Vigesimal
d2cdi5
36
Base36
p0o1p
md5
850179d3cdf209cb5cb9510cd8acd035
sha1
dcdf39f105be9e9f0c38b7460047f0ce7b355416
sha256
ad716a8ec474e1faf21c2fed2f2409c0d862de46438e0279367688339bffee8b
sha512
a91500672f411818cff7853d4afcc203dd7dc84409ef083d4fad9db92b8c1569eedccd61f965cf86bc05cebd04ec161187a2dbeb993e1e1c1402125dbd14351a
ripemd-160
d48243e4605bf5e9d5c52be93eccea8351785bc8
Diameter
84043130
Circumference
264029279.79269
Area
5.5474617713559E+15
Volume
3.108173672134E+23
Surface area
2.2189847085424E+16
Circumference
264029279.79269
Perimeter
168086260
Area
1765811925049225
Diagonal
59427467.135143
Surface area
10594871550295350
Volume
7.4202180586231E+22
Space diagonal
72783485.593558
Perimeter
126064695
Area
7.6461899269907E+14
Altitude
36391742.796779
Surface area
7.6461899269907E+14
Volume
8.7448108452255E+21
Height
19809155.711714