71329721 is an odd 8-digits composite number following 71329720
and preceding 71329722 . In scientific notation, it is written as 7.1329721 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 71309172 positive integers (up to 71329721) that are relatively prime to 71329721.
71329721 has 4 divisors, whose sum is 71350272
The reverse of 71329721 is 12792317
Previous prime number is 4423
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-one million three hundred twenty-nine thousand seven hundred twenty-one
Scientific notation
7.1329721 × 10^7
Engineering notation
7.1329721 × 10^6
Prime Factorization
4423 × 16127
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71329721
Product of the distinct prime numbers
The prime factorization of 71329721 is 4423 × 16127.
Since it has a total of 2 prime factors.
2 , 9 , 89 , 95 , 453 , 311 , 8223 , 6626 , 83053 , 65484 , 431795 , 199540 , 9633660 , 7295126 , 2291734 , 20771850 , 611887953 , 837982386 , 7384021723 , 1026275153
n×2
142659442
n×3
213989163
n×4
285318884
n×5
356648605
n÷2
35664860.5
n÷3
23776573.666667
n÷3
17832430.25
n÷5
14265944.2
n2
5087929097937841
n3
3.6292056302369E+23
n4
2.5887022505643E+31
n5
1.8465140928482E+39
2 √n
8445.6924523688
3 √n
414.72177800208
4 √n
91.900448597212
5 √n
37.209523201975
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
-71329720
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 71329721 can be divided by 4 positive divisors.
The sum of these divisors (counting 71329721) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000110011110111001
3
Ternary
11222012220222112
4
Quaternary
10100012132321
5
Quinary
121230022341
6
Senary
11024502105
8
Octal
420063671
10
Decimal
71329721
12
Duodecimal
1ba7a935
16
Hexadecimal
44067b9
20
Vigesimal
125g461
36
Base36
16gud5
md5
f0321324bca5dfb60f674a2286d2bc6d
sha1
3d9e63bc48c851689d3474f42f4ac4285d81f7e1
sha256
939e5c082a31c0c0bd19a06aba4fd995d53e66b13e6c2e5aa0ebc739e1680a2c
sha512
c6bffc6cce58aaf094face4eb414c0577986653d4e5b93c07c54faf615dea4174ea5cf6b67281e0279995774bd8cbcf4d7c0a67602acc96b81a51b25edbb9d3d
ripemd-160
e6889665326d48ff577ae11daefcfcd81d7503bb
Diameter
142659442
Circumference
448177854.95242
Area
1.5984200676067E+16
Volume
1.5201980995092E+24
Surface area
6.3936802704269E+16
Circumference
448177854.95242
Perimeter
285318884
Area
5087929097937841
Diagonal
100875458.83849
Surface area
30527574587627046
Volume
3.6292056302369E+23
Space diagonal
123546700.86171
Perimeter
213989163
Area
2.2031379257341E+15
Altitude
61773350.430856
Surface area
2.2031379257341E+15
Volume
4.2770598524348E+22
Height
33625152.946163