71315521 is an odd 8-digits composite number following 71315520
and preceding 71315522 . In scientific notation, it is written as 7.1315521 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 71282052 positive integers (up to 71315521) that are relatively prime to 71315521.
71315521 has 4 divisors, whose sum is 71348992
The reverse of 71315521 is 12551317
Previous prime number is 2287
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
seventy-one million three hundred fifteen thousand five hundred twenty-one
Scientific notation
7.1315521 × 10^7
Engineering notation
7.1315521 × 10^6
Prime Factorization
2287 × 31183
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71315521
Product of the distinct prime numbers
The prime factorization of 71315521 is 2287 × 31183.
Since it has a total of 2 prime factors.
10 , 3 , 15 , 95 , 374 , 820 , 418 , 9486 , 34391 , 4196 , 912385 , 493555 , 7170803 , 7232618 , 96311175 , 12371714 , 210300475 , 778782788 , 9610474049 , 9521863808
n×2
142631042
n×3
213946563
n×4
285262084
n×5
356577605
n÷2
35657760.5
n÷3
23771840.333333
n÷3
17828880.25
n÷5
14263104.2
n2
5085903535501441
n3
3.6270386039003E+23
n4
2.5866414772426E+31
n5
1.8446768458977E+39
2 √n
8444.8517452943
3 √n
414.69425586032
4 √n
91.895874473745
5 √n
37.208041583088
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
-71315520
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 71315521 can be divided by 4 positive divisors.
The sum of these divisors (counting 71315521) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000011000001000001
3
Ternary
11222012012111121
4
Quaternary
10100003001001
5
Quinary
121224044041
6
Senary
11024312241
8
Octal
420030101
10
Decimal
71315521
12
Duodecimal
1ba72681
16
Hexadecimal
4403041
20
Vigesimal
125e8g1
36
Base36
16gjep
md5
7fd870b343a5100dae2dcb145801adce
sha1
5f0d527979809dbf1fc0ae309b191bb74d9032e2
sha256
cff5252d8e173ab67575b785f8811faa5093b8c149a1aa1a9fa2992df49c767b
sha512
7130e5361d7410fa192c11a631f1e9d4ecfeaccf4ad0deb20a9caf044c6439aab772f7aa00a9e81856f2713e7014ca84e9e6c73d86e872eff670459c8f87a3a8
ripemd-160
7dce3116d81515441d85f8034bd07f62d686d4b6
Diameter
142631042
Circumference
448088633.72106
Area
1.5977837183998E+16
Volume
1.51929037764E+24
Surface area
6.3911348735991E+16
Circumference
448088633.72106
Perimeter
285262084
Area
5085903535501441
Diagonal
100855377.0059
Surface area
30515421213008646
Volume
3.6270386039003E+23
Space diagonal
123522105.74025
Perimeter
213946563
Area
2.2022608314707E+15
Altitude
61761052.870123
Surface area
2.2022608314707E+15
Volume
4.2745059874055E+22
Height
33618459.001968