71326821 is an odd 8-digits composite number following 71326820
and preceding 71326822 . In scientific notation, it is written as 7.1326821 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 47551212 positive integers (up to 71326821) that are relatively prime to 71326821.
71326821 has 4 divisors, whose sum is 95102432
The reverse of 71326821 is 12862317
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-one million three hundred twenty-six thousand eight hundred twenty-one
Scientific notation
7.1326821 × 10^7
Engineering notation
7.1326821 × 10^6
Prime Factorization
3 × 23775607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71326821
Product of the distinct prime numbers
The prime factorization of 71326821 is 3 × 23775607.
Since it has a total of 2 prime factors.
8 , 3 , 48 , 82 , 466 , 769 , 8649 , 8769 , 2271 , 56891 , 908662 , 812780 , 352621 , 428290 , 47746040 , 47389439 , 770035812 , 65270825 , 4321538034 , 2581952335
n×2
142653642
n×3
213980463
n×4
285307284
n×5
356634105
n÷2
35663410.5
n÷3
23775607
n÷3
17831705.25
n÷5
14265364.2
n2
5087515393966041
n3
3.6287629984016E+23
n4
2.5882812883841E+31
n5
1.8461387615423E+39
2 √n
8445.5207654709
3 √n
414.71615757982
4 √n
91.899514500735
5 √n
37.209220637011
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
-71326820
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 71326821 can be divided by 4 positive divisors.
The sum of these divisors (counting 71326821) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000101110001100101
3
Ternary
11222012210000010
4
Quaternary
10100011301211
5
Quinary
121224424241
6
Senary
11024440433
8
Octal
420056145
10
Decimal
71326821
12
Duodecimal
1ba79119
16
Hexadecimal
4405c65
20
Vigesimal
125fh11
36
Base36
16gs4l
md5
c1c017d8c6e10476f06992783eb16526
sha1
edb2d50738b311ab48f0fa1fbb89541501d6167c
sha256
1e0fa14bd0fd28818b1584938d10e44c8793231dca47640b5fee22e0e00c0ff3
sha512
b688ff85dc2a54811632815c78ad7974f1212d379b465a46f4faa3eb611cfebf078bbf059a16e9427c661a7aac18b50567a46486e69420624e5e8c7e96bc3fb3
ripemd-160
0fce5b728bcd2c31f92848fddc9f50d43ce2cf46
Diameter
142653642
Circumference
448159633.71503
Area
1.5982900986709E+16
Volume
1.5200126903196E+24
Surface area
6.3931603946835E+16
Circumference
448159633.71503
Perimeter
285307284
Area
5087515393966041
Diagonal
100871357.61916
Surface area
30525092363796246
Volume
3.6287629984016E+23
Space diagonal
123541677.91437
Perimeter
213980463
Area
2.2029587866595E+15
Altitude
61770838.957185
Surface area
2.2029587866595E+15
Volume
4.2765382058143E+22
Height
33623785.873053