71338721 is an odd 8-digits composite number following 71338720
and preceding 71338722 . In scientific notation, it is written as 7.1338721 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 71262912 positive integers (up to 71338721) that are relatively prime to 71338721.
71338721 has 4 divisors, whose sum is 71414532
The reverse of 71338721 is 12783317
Previous prime number is 953
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-one million three hundred thirty-eight thousand seven hundred twenty-one
Scientific notation
7.1338721 × 10^7
Engineering notation
7.1338721 × 10^6
Prime Factorization
953 × 74857
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71338721
Product of the distinct prime numbers
The prime factorization of 71338721 is 953 × 74857.
Since it has a total of 2 prime factors.
8 , 3 , 5 , 35 , 863 , 182 , 3685 , 789 , 54808 , 73276 , 151353 , 306388 , 3870708 , 9004866 , 50770845 , 77296272 , 56747575 , 826232142 , 3705648790 , 2831993053
n×2
142677442
n×3
214016163
n×4
285354884
n×5
356693605
n÷2
35669360.5
n÷3
23779573.666667
n÷3
17834680.25
n÷5
14267744.2
n2
5089213113915841
n3
3.6305795444318E+23
n4
2.5900090118853E+31
n5
1.8476793028637E+39
2 √n
8446.2252515547
3 √n
414.73921972192
4 √n
91.903347335963
5 √n
37.210462134032
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
-71338720
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 71338721 can be divided by 4 positive divisors.
The sum of these divisors (counting 71338721) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000001000101011100001
3
Ternary
11222020101022212
4
Quaternary
10100020223201
5
Quinary
121230314341
6
Senary
11025011505
8
Octal
420105341
10
Decimal
71338721
12
Duodecimal
1ba83b95
16
Hexadecimal
4408ae1
20
Vigesimal
125h6g1
36
Base36
16h1b5
md5
d50fabfbd2eaa2c98c2028bbb5c7e638
sha1
139653eaf9611eac86a2e38ba5fd9aa20c46fdbc
sha256
b08ce3cdf6cb93585b6ef7982ab806bd570417ef0f0726645b4928bb61d3be12
sha512
8f7f9a1736c3697643a8b5723a33f6fa2a29c086fdd07c3c388f5240aa2a3c4d9ee0f9e05d25ad1fa60165f35cf8ed7bf84a2968eb2c4bc2aec139eb73888629
ripemd-160
12562d821a5655596b5be38998002198b104e296
Diameter
142677442
Circumference
448234403.62018
Area
1.5988234531231E+16
Volume
1.5207736033414E+24
Surface area
6.3952938124923E+16
Circumference
448234403.62018
Perimeter
285354884
Area
5089213113915841
Diagonal
100888186.76055
Surface area
30535278683495046
Volume
3.6305795444318E+23
Space diagonal
123562289.31898
Perimeter
214016163
Area
2.203693920962E+15
Altitude
61781144.65949
Surface area
2.203693920962E+15
Volume
4.2786790258415E+22
Height
33629395.58685