71311091 is an odd 8-digits composite number following 71311090
and preceding 71311092 . In scientific notation, it is written as 7.1311091 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 71127384 positive integers (up to 71311091) that are relatively prime to 71311091.
71311091 has 4 divisors, whose sum is 71494800
The reverse of 71311091 is 19011317
Previous prime number is 389
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
seventy-one million three hundred eleven thousand ninety-one
Scientific notation
7.1311091 × 10^7
Engineering notation
7.1311091 × 10^6
Prime Factorization
389 × 183319
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71311091
Product of the distinct prime numbers
The prime factorization of 71311091 is 389 × 183319.
Since it has a total of 2 prime factors.
3 , 8 , 44 , 20 , 123 , 828 , 9774 , 7091 , 38050 , 43144 , 112012 , 408939 , 3128557 , 8011699 , 55112110 , 5664308 , 248958722 , 819793641 , 7928224659 , 6414541320
n×2
142622182
n×3
213933273
n×4
285244364
n×5
356555455
n÷2
35655545.5
n÷3
23770363.666667
n÷3
17827772.75
n÷5
14262218.2
n2
5085271699610281
n3
3.6263627293063E+23
n4
2.5859988258857E+31
n5
1.8441039759863E+39
2 √n
8444.5894512404
3 √n
414.68566897971
4 √n
91.89444733628
5 √n
37.207579311432
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
-71311090
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 71311091 can be divided by 4 positive divisors.
The sum of these divisors (counting 71311091) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000001111011110011
3
Ternary
11222011222102112
4
Quaternary
10100001323303
5
Quinary
121223423331
6
Senary
11024235535
8
Octal
420017363
10
Decimal
71311091
12
Duodecimal
1ba6bbab
16
Hexadecimal
4401ef3
20
Vigesimal
125dheb
36
Base36
16gfzn
md5
2e6f8c98f90fd39651f7d4843e47daac
sha1
6ec6690d7491bb099c210674a7d14e7ed148d021
sha256
363669b56c75fdbd49227aee9eba9aa31dfac448aadfd62cc765762b90359cf9
sha512
35ea2f62d4fccffac4a551102200e1fb15d42ecdd7c3461e98fd609baba84dd913e9f87dafd133d8fa22230298543e9f39e65c9eb1743b7dad38e51dfd9ad071
ripemd-160
ed7f4de42650158533a8c2d53baeb260a1cb337a
Diameter
142622182
Circumference
448060799.21015
Area
1.5975852213004E+16
Volume
1.5190072679521E+24
Surface area
6.3903408852015E+16
Circumference
448060799.21015
Perimeter
285244364
Area
5085271699610281
Diagonal
100849112.03982
Surface area
30511630197661686
Volume
3.6263627293063E+23
Space diagonal
123514432.75517
Perimeter
213933273
Area
2.2019872385043E+15
Altitude
61757216.377584
Surface area
2.2019872385043E+15
Volume
4.2737094615578E+22
Height
33616370.679941