71326721 is an odd 8-digits composite number following 71326720
and preceding 71326722 . In scientific notation, it is written as 7.1326721 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 70805952 positive integers (up to 71326721) that are relatively prime to 71326721.
71326721 has 4 divisors, whose sum is 71847492
The reverse of 71326721 is 12762317
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-one million three hundred twenty-six thousand seven hundred twenty-one
Scientific notation
7.1326721 × 10^7
Engineering notation
7.1326721 × 10^6
Prime Factorization
137 × 520633
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71326721
Product of the distinct prime numbers
The prime factorization of 71326721 is 137 × 520633.
Since it has a total of 2 prime factors.
6 , 10 , 90 , 53 , 30 , 66 , 3970 , 4550 , 22595 , 69949 , 267562 , 337520 , 8118350 , 7903475 , 65978972 , 77672098 , 575214510 , 92387080 , 2719994344 , 4824984883
n×2
142653442
n×3
213980163
n×4
285306884
n×5
356633605
n÷2
35663360.5
n÷3
23775573.666667
n÷3
17831680.25
n÷5
14265344.2
n2
5087501128611841
n3
3.6287477358768E+23
n4
2.5882667733627E+31
n5
1.8461258201721E+39
2 √n
8445.5148451708
3 √n
414.71596376943
4 √n
91.899482290004
5 √n
37.209210203561
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
-71326720
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 71326721 can be divided by 4 positive divisors.
The sum of these divisors (counting 71326721) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000101110000000001
3
Ternary
11222012202212102
4
Quaternary
10100011300001
5
Quinary
121224423341
6
Senary
11024440145
8
Octal
420056001
10
Decimal
71326721
12
Duodecimal
1ba79055
16
Hexadecimal
4405c01
20
Vigesimal
125fgg1
36
Base36
16gs1t
md5
30eb44f9d25d67c49d505d65e43c7973
sha1
0bbf8583e3ad66dbda33e88376628adfa23fa0ec
sha256
5c0f029c1a25f974651226c5f56cd26307c3853fc30dbac31eaa99592b1eddcd
sha512
626e9cdc9dfc8b464058c9885201796282ac3bf82dbb35573ce951583b4ee45189fe4143c9bbe6cd33fa43377a939349dc6d0ef17468711edd6e8858b85dda13
ripemd-160
2c45e312192461bfb49bcf90b60e5866f6ac79a7
Diameter
142653442
Circumference
448159005.3965
Area
1.5982856170777E+16
Volume
1.5200062971682E+24
Surface area
6.3931424683107E+16
Circumference
448159005.3965
Perimeter
285306884
Area
5087501128611841
Diagonal
100871216.1978
Surface area
30525006771671046
Volume
3.6287477358768E+23
Space diagonal
123541504.70929
Perimeter
213980163
Area
2.2029526095799E+15
Altitude
61770752.354645
Surface area
2.2029526095799E+15
Volume
4.2765202187564E+22
Height
33623738.732601