42012391 is an odd 8-digits composite number following 42012390
and preceding 42012392 . In scientific notation, it is written as 4.2012391 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 41868712 positive integers (up to 42012391) that are relatively prime to 42012391.
42012391 has 4 divisors, whose sum is 42156072
The reverse of 42012391 is 19321024
Previous prime number is 293
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
forty-two million twelve thousand three hundred ninety-one
Scientific notation
4.2012391 × 10^7
Engineering notation
4.2012391 × 10^6
Prime Factorization
293 × 143387
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42012391
Product of the distinct prime numbers
The prime factorization of 42012391 is 293 × 143387.
Since it has a total of 2 prime factors.
7 , 3 , 66 , 32 , 38 , 425 , 7685 , 2229 , 99386 , 38375 , 433887 , 831289 , 1078572 , 9450251 , 66333145 , 99554635 , 20036207 , 990528201 , 6017048386 , 1199270278
n×2
84024782
n×3
126037173
n×4
168049564
n×5
210061955
n÷2
21006195.5
n÷3
14004130.333333
n÷3
10503097.75
n÷5
8402478.2
n2
1765040997536881
n3
7.4153592519549E+22
n4
3.115369722986E+30
n5
1.3088413091165E+38
2 √n
6481.6966143133
3 √n
347.63684481495
4 √n
80.508984680676
5 √n
33.471523458069
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
-42012390
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 42012391 can be divided by 4 positive divisors.
The sum of these divisors (counting 42012391) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000010000111011100111
3
Ternary
2221001110011111
4
Quaternary
2200100323213
5
Quinary
41223344031
6
Senary
4100245451
8
Octal
240207347
10
Decimal
42012391
12
Duodecimal
120a0887
16
Hexadecimal
2810ee7
20
Vigesimal
d2bajb
36
Base36
p0gyv
md5
f5b66dc9fa937cd9e2633aefabf6820f
sha1
476c23909b82e9c34cd3fae007f0e500c6ed4047
sha256
2652e34ff1e5e0f7c57982dea53074318bd872881999966721b098ef407f95ab
sha512
6af936ebf99891975e2f183c6423126f519762826b4bd5be7a04efd4ebe63a06fedf731567148d8f1057a215fbb018cb67e9554d596286eccacb5640cb9c731f
ripemd-160
71eab5a978c93e3efd70f0be933d327958586e19
Diameter
84024782
Circumference
263971637.85068
Area
5.5450398311467E+15
Volume
3.1061384199561E+23
Surface area
2.2180159324587E+16
Circumference
263971637.85068
Perimeter
168049564
Area
1765040997536881
Diagonal
59414493.139921
Surface area
10590245985221286
Volume
7.4153592519549E+22
Space diagonal
72767595.759449
Perimeter
126037173
Area
7.6428517129398E+14
Altitude
36383797.879725
Surface area
7.6428517129398E+14
Volume
8.7390846866529E+21
Height
19804831.04664