71306561 is an odd 8-digits composite number following 71306560
and preceding 71306562 . In scientific notation, it is written as 7.1306561 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 71280324 positive integers (up to 71306561) that are relatively prime to 71306561.
71306561 has 4 divisors, whose sum is 71332800
The reverse of 71306561 is 16560317
Previous prime number is 3079
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-one million three hundred six thousand five hundred sixty-one
Scientific notation
7.1306561 × 10^7
Engineering notation
7.1306561 × 10^6
Prime Factorization
3079 × 23159
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71306561
Product of the distinct prime numbers
The prime factorization of 71306561 is 3079 × 23159.
Since it has a total of 2 prime factors.
8 , 4 , 38 , 66 , 782 , 821 , 9086 , 6972 , 3761 , 38801 , 417537 , 176117 , 9499187 , 1125985 , 53557439 , 35009159 , 720953463 , 555323200 , 4677346545 , 894649910
n×2
142613122
n×3
213919683
n×4
285226244
n×5
356532805
n÷2
35653280.5
n÷3
23768853.666667
n÷3
17826640.25
n÷5
14261312.2
n2
5084625641646721
n3
3.6256716847825E+23
n4
2.5853417915691E+31
n5
1.8435183216637E+39
2 √n
8444.3212279022
3 √n
414.67688789655
4 √n
91.89298791476
5 √n
37.207106580992
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
-71306560
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 71306561 can be divided by 4 positive divisors.
The sum of these divisors (counting 71306561) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000000110101000001
3
Ternary
11222011202012202
4
Quaternary
10100000311001
5
Quinary
121223302221
6
Senary
11024202545
8
Octal
420006501
10
Decimal
71306561
12
Duodecimal
1ba69455
16
Hexadecimal
4400d41
20
Vigesimal
125d681
36
Base36
16gcht
md5
8eee7bd4cf560b1efcbf9ad8588729d2
sha1
552d7a85e8e5b7b08ff94e68aea751f6751482fc
sha256
a801be421093dac26c65dce42455dc3b1fb7152174eec527bbad8a5ed9257c02
sha512
37517b416f1aef89ed8beff72b326205c2cb8ccbb0783122a1691cb37ebb1d551e6fb2b34ffd5123a1698de34b9247f99b71de27d803661d407363591cb8068c
ripemd-160
d37bb8c95780d66640fd9aff50d8cdbc88902290
Diameter
142613122
Circumference
448032336.3807
Area
1.5973822562052E+16
Volume
1.5187178038988E+24
Surface area
6.3895290248207E+16
Circumference
448032336.3807
Perimeter
285226244
Area
5084625641646721
Diagonal
100842705.65238
Surface area
30507753849880326
Volume
3.6256716847825E+23
Space diagonal
123506586.56501
Perimeter
213919683
Area
2.2017074871999E+15
Altitude
61753293.282505
Surface area
2.2017074871999E+15
Volume
4.2728950577762E+22
Height
33614235.217461