71293721 is an odd 8-digits composite number following 71293720
and preceding 71293722 . In scientific notation, it is written as 7.1293721 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 68193972 positive integers (up to 71293721) that are relatively prime to 71293721.
71293721 has 4 divisors, whose sum is 74393472
The reverse of 71293721 is 12739217
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-one million two hundred ninety-three thousand seven hundred twenty-one
Scientific notation
7.1293721 × 10^7
Engineering notation
7.1293721 × 10^6
Prime Factorization
23 × 3099727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71293721
Product of the distinct prime numbers
The prime factorization of 71293721 is 23 × 3099727.
Since it has a total of 2 prime factors.
3 , 5 , 86 , 41 , 478 , 686 , 8096 , 3128 , 52832 , 42954 , 160572 , 81603 , 7319522 , 9519852 , 69469066 , 69630368 , 175554906 , 886390941 , 9929422251 , 4026945161
n×2
142587442
n×3
213881163
n×4
285174884
n×5
356468605
n÷2
35646860.5
n÷3
23764573.666667
n÷3
17823430.25
n÷5
14258744.2
n2
5082794654025841
n3
3.6237134396441E+23
n4
2.5834801494994E+31
n5
1.8418591298745E+39
2 √n
8443.5609194226
3 √n
414.65199644765
4 √n
91.888850898368
5 √n
37.205766525727
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
-71293720
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 71293721 can be divided by 4 positive divisors.
The sum of these divisors (counting 71293721) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111111101101100011001
3
Ternary
11222011002121012
4
Quaternary
10033331230121
5
Quinary
121222344341
6
Senary
11024023305
8
Octal
417755431
10
Decimal
71293721
12
Duodecimal
1ba61b35
16
Hexadecimal
43fdb19
20
Vigesimal
125be61
36
Base36
16g2l5
md5
fcddc83ad82f6e532cd7d20dcb6062a7
sha1
54c5c1828f2ff3ef79bc9f34f12a0175ca50d4ff
sha256
145bd43db392900f12f90cb34bebd0caaf457f98e42e5ffa49924181a0107cfe
sha512
6714460a0c5b3ddcba8cb9152006fb1eb071a3daae4a8ff28ac63e58fc658bca871fad9d8750dff6d7ada2243f6a360720fdef8af69b8142d124583fa27bbc2c
ripemd-160
1e7459f7ea6dfa7a2e781296d110de3b2024438d
Diameter
142587442
Circumference
447951660.28136
Area
1.5968070344793E+16
Volume
1.5178975360934E+24
Surface area
6.3872281379172E+16
Circumference
447951660.28136
Perimeter
285174884
Area
5082794654025841
Diagonal
100824547.15024
Surface area
30496767924155046
Volume
3.6237134396441E+23
Space diagonal
123484347.03264
Perimeter
213881163
Area
2.2009146463031E+15
Altitude
61742173.51632
Surface area
2.2009146463031E+15
Volume
4.2705872437486E+22
Height
33608182.383415