71312813 is an odd 8-digits composite number following 71312812
and preceding 71312814 . In scientific notation, it is written as 7.1312813 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 59842800 positive integers (up to 71312813) that are relatively prime to 71312813.
71312813 has 4 divisors, whose sum is 71811648
The reverse of 71312813 is 31821317
Previous prime number is 143
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
seventy-one million three hundred twelve thousand eight hundred thirteen
Scientific notation
7.1312813 × 10^7
Engineering notation
7.1312813 × 10^6
Prime Factorization
143 × 498691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71312813
Product of the distinct prime numbers
The prime factorization of 71312813 is 143 × 498691.
Since it has a total of 2 prime factors.
2 , 7 , 24 , 85 , 801 , 620 , 3375 , 3966 , 87440 , 91165 , 49262 , 874312 , 876038 , 8855512 , 19033230 , 42565994 , 693228198 , 470595458 , 2290522806 , 2822194054
n×2
142625626
n×3
213938439
n×4
285251252
n×5
356564065
n÷2
35656406.5
n÷3
23770937.666667
n÷3
17828203.25
n÷5
14262562.6
n2
5085517297972969
n3
3.6266254407861E+23
n4
2.5862486187982E+31
n5
1.8443266412387E+39
2 √n
8444.6914094003
3 √n
414.68900685681
4 √n
91.895002091519
5 √n
37.207759005311
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
-71312812
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 71312813 can be divided by 4 positive divisors.
The sum of these divisors (counting 71312813) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000010010110101101
3
Ternary
11222012001210022
4
Quaternary
10100002112231
5
Quinary
121224002223
6
Senary
11024251525
8
Octal
420022655
10
Decimal
71312813
12
Duodecimal
1ba70ba5
16
Hexadecimal
44025ad
20
Vigesimal
125e20d
36
Base36
16ghbh
md5
27dab259793fa03d0cb056bc2e8b226f
sha1
fcf713bb2b43798b4579977da150094872a04ba2
sha256
c9d8ea7edef4e549f2cf0e18c7e318b6bddfd005708e75d5004e70f40dd01132
sha512
a1aa2418219514d274c10ecd564cd8fdcadfd8b3cf0a1c62179d8f342be2d96543d30f2f54f13a98d44e82dae158dd0f2e7b1df4917953518ea0db3037ce22a1
ripemd-160
712255d7524d6061e3c51a9747ef203dfeb4680a
Diameter
142625626
Circumference
448071618.85525
Area
1.5976623783016E+16
Volume
1.5191173122794E+24
Surface area
6.3906495132063E+16
Circumference
448071618.85525
Perimeter
285251252
Area
5085517297972969
Diagonal
100851547.31558
Surface area
30513103787837814
Volume
3.6266254407861E+23
Space diagonal
123517415.34666
Perimeter
213938439
Area
2.2020935857149E+15
Altitude
61758707.673329
Surface area
2.2020935857149E+15
Volume
4.2740190700059E+22
Height
33617182.438525