71243886 is an even 8-digits composite number following 71243885
and preceding 71243887 . In scientific notation, it is written as 7.1243886 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 20355384 positive integers (up to 71243886) that are relatively prime to 71243886.
71243886 has 16 divisors, whose sum is 162843264
The reverse of 71243886 is 68834217
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-one million two hundred forty-three thousand eight hundred eighty-six
Scientific notation
7.1243886 × 10^7
Engineering notation
7.1243886 × 10^6
Prime Factorization
2 × 3 × 7 × 1696283
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71243886
Product of the distinct prime numbers
The prime factorization of 71243886 is 2 × 3 × 7 × 1696283.
Since it has a total of 4 prime factors.
4 , 3 , 37 , 86 , 834 , 449 , 9378 , 5096 , 53744 , 70552 , 843124 , 178577 , 892390 , 8593807 , 58345141 , 36071781 , 324683439 , 204258172 , 3472843781 , 934795506
n×2
142487772
n×3
213731658
n×4
284975544
n×5
356219430
n÷2
35621943
n÷3
23747962
n÷3
17810971.5
n÷5
14248777.2
n2
5075691292380996
n3
3.6161197180558E+23
n4
2.5762642095552E+31
n5
1.8354307365143E+39
2 √n
8440.6093381935
3 √n
414.55535867626
4 √n
91.872788888732
5 √n
37.200563632699
1 , 2 , 3 , 6 , 7 , 14 , 21 , 42 , 1696283 , 3392566 , 5088849 , 10177698 , 11873981 , 23747962 , 35621943 , 71243886
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71243885
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71243886 can be divided by 16 positive divisors.
The sum of these divisors (counting 71243886) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001111110001100001101110
3
Ternary
11222001120020110
4
Quaternary
10033301201232
5
Quinary
121214301021
6
Senary
11023000450
8
Octal
417614156
10
Decimal
71243886
12
Duodecimal
1ba39126
16
Hexadecimal
43f186e
20
Vigesimal
12559e6
36
Base36
16f04u
md5
c7e7268b4ce81f355c937ece51ea040e
sha1
cae6a62f98baeb22db44c0977c039ac2139c64ce
sha256
7c43b2d816bc7d3850489118600ffd54c86a428cc26795b291cdc50a40268745
sha512
d1fc7c894499269050cb467f73e42825764bcc186672a74a487574a7602d0d8dad55d255bbaa0b8de7903b4bded6a05c0af009b9bfb43d8e321a90bf8accf606
ripemd-160
b89fe53cfc0fb3767deadb0e7ed036430f5a6631
Diameter
142487772
Circumference
447638537.74158
Area
1.5945754476034E+16
Volume
1.5147166854327E+24
Surface area
6.3783017904135E+16
Circumference
447638537.74158
Perimeter
284975544
Area
5075691292380996
Diagonal
100754069.81736
Surface area
30454147754285976
Volume
3.6161197180558E+23
Space diagonal
123398030.28065
Perimeter
213731658
Area
2.1978388004847E+15
Altitude
61699015.140323
Surface area
2.1978388004847E+15
Volume
4.2616379570328E+22
Height
33584689.939121