71291371 is an odd 8-digits composite number following 71291370
and preceding 71291372 . In scientific notation, it is written as 7.1291371 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 70122600 positive integers (up to 71291371) that are relatively prime to 71291371.
71291371 has 4 divisors, whose sum is 72460144
The reverse of 71291371 is 17319217
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million two hundred ninety-one thousand three hundred seventy-one
Scientific notation
7.1291371 × 10^7
Engineering notation
7.1291371 × 10^6
Prime Factorization
61 × 1168711
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71291371
Product of the distinct prime numbers
The prime factorization of 71291371 is 61 × 1168711.
Since it has a total of 2 prime factors.
9 , 2 , 96 , 25 , 827 , 538 , 5316 , 2415 , 52335 , 61171 , 706126 , 305346 , 4709187 , 7252404 , 27207444 , 78890435 , 299570769 , 883840340 , 2111938327 , 609159881
n×2
142582742
n×3
213874113
n×4
285165484
n×5
356456855
n÷2
35645685.5
n÷3
23763790.333333
n÷3
17822842.75
n÷5
14258274.2
n2
5082459579059641
n3
3.6233551144324E+23
n4
2.5831395372775E+31
n5
1.8415555909682E+39
2 √n
8443.421758979
3 √n
414.64744044615
4 √n
91.888093673658
5 √n
37.205521245489
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
-71291370
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 71291371 can be divided by 4 positive divisors.
The sum of these divisors (counting 71291371) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111111101000111101011
3
Ternary
11222010222101011
4
Quaternary
10033331013223
5
Quinary
121222310441
6
Senary
11024004351
8
Octal
417750753
10
Decimal
71291371
12
Duodecimal
1ba606b7
16
Hexadecimal
43fd1eb
20
Vigesimal
125b88b
36
Base36
16g0rv
md5
01a1ee83dfd14cdc4d68000dcb6377ca
sha1
27c7a600d7e62c32455256a845623214b484a98e
sha256
3c6e364d47a101f535671dbe8202003aeba0690f63cf0386992efefa76769675
sha512
dcd2120243798057549ab739c70ab07ff0ebc8ae8d685cc78305508886a1788233a25fa3c8dc3999c8fc5a21fb49b7bdddc14bc4c52929ec4960a0c859c21437
ripemd-160
bc53b9bdeec2b6bf437e790ba9a48019caec28a5
Diameter
142582742
Circumference
447936894.79589
Area
1.5967017675741E+16
Volume
1.5177474411797E+24
Surface area
6.3868070702963E+16
Circumference
447936894.79589
Perimeter
285165484
Area
5082459579059641
Diagonal
100821223.74837
Surface area
30494757474357846
Volume
3.6233551144324E+23
Space diagonal
123480276.71324
Perimeter
213874113
Area
2.2007695545866E+15
Altitude
61740138.356621
Surface area
2.2007695545866E+15
Volume
4.2701649534369E+22
Height
33607074.582791