71297731 is an odd 8-digits composite number following 71297730
and preceding 71297732 . In scientific notation, it is written as 7.1297731 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 69554760 positive integers (up to 71297731) that are relatively prime to 71297731.
71297731 has 8 divisors, whose sum is 73050624
The reverse of 71297731 is 13779217
Previous prime number is 331
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million two hundred ninety-seven thousand seven hundred thirty-one
Scientific notation
7.1297731 × 10^7
Engineering notation
7.1297731 × 10^6
Prime Factorization
47 × 331 × 4583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71297731
Product of the distinct prime numbers
The prime factorization of 71297731 is 47 × 331 × 4583.
Since it has a total of 3 prime factors.
5 , 8 , 84 , 11 , 198 , 307 , 5405 , 4230 , 35955 , 32181 , 246538 , 687933 , 5183540 , 9635060 , 26731714 , 6521707 , 685160896 , 834128717 , 5526515233 , 7831281955
n×2
142595462
n×3
213893193
n×4
285190924
n×5
356488655
n÷2
35648865.5
n÷3
23765910.333333
n÷3
17824432.75
n÷5
14259546.2
n2
5083366445748361
n3
3.6243249342339E+23
n4
2.584061442176E+31
n5
1.8423771759174E+39
2 √n
8443.798375139
3 √n
414.65977049988
4 √n
91.8901429705
5 √n
37.206185052815
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71297730
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71297731 can be divided by 8 positive divisors.
The sum of these divisors (counting 71297731) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111111110101011000011
3
Ternary
11222011022002201
4
Quaternary
10033332223003
5
Quinary
121223011411
6
Senary
11024054031
8
Octal
417765303
10
Decimal
71297731
12
Duodecimal
1ba64317
16
Hexadecimal
43feac3
20
Vigesimal
125c46b
36
Base36
16g5oj
md5
88cb04ee0a30076af066b3fab963d6ce
sha1
d1f3abc4029ee5bf48b5b71fc4b2c063b4ce09b8
sha256
e994b339989bb9f662675aa209c8049a48835e255e8cc539a74f0541b34d3c6d
sha512
50eaf6dbcc03f0ed6d5834e386949e59949fb54cb9d69569093ca950b633f9c01d992a46ce67803db0646705f0f1685ba4516c4bb16693714de6fc4070499fd6
ripemd-160
c243b14c2294018cc676480e2372fa507c4e1c8e
Diameter
142595462
Circumference
447976855.85444
Area
1.5969866681468E+16
Volume
1.5181536783482E+24
Surface area
6.3879466725872E+16
Circumference
447976855.85444
Perimeter
285190924
Area
5083366445748361
Diagonal
100830218.14663
Surface area
30500198674490166
Volume
3.6243249342339E+23
Space diagonal
123491292.55638
Perimeter
213893193
Area
2.2011622393817E+15
Altitude
61745646.278189
Surface area
2.2011622393817E+15
Volume
4.2713078970338E+22
Height
33610072.715543