71292081 is an odd 8-digits composite number following 71292080
and preceding 71292082 . In scientific notation, it is written as 7.1292081 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 39636864 positive integers (up to 71292081) that are relatively prime to 71292081.
71292081 has 16 divisors, whose sum is 111572864
The reverse of 71292081 is 18029217
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-one million two hundred ninety-two thousand eighty-one
Scientific notation
7.1292081 × 10^7
Engineering notation
7.1292081 × 10^6
Prime Factorization
3 × 7 × 37 × 91753
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71292081
Product of the distinct prime numbers
The prime factorization of 71292081 is 3 × 7 × 37 × 91753.
Since it has a total of 4 prime factors.
3 , 4 , 23 , 46 , 713 , 331 , 7977 , 2439 , 56310 , 99881 , 144016 , 217409 , 9469390 , 1397552 , 23267889 , 87581765 , 851608117 , 63165497 , 1208219045 , 9314868126
n×2
142584162
n×3
213876243
n×4
285168324
n×5
356460405
n÷2
35646040.5
n÷3
23764027
n÷3
17823020.25
n÷5
14258416.2
n2
5082560813310561
n3
3.6234633718996E+23
n4
2.5832424421E+31
n5
1.8416472942483E+39
2 √n
8443.4638034399
3 √n
414.64881695077
4 √n
91.888322454161
5 √n
37.205595352115
1 , 3 , 7 , 21 , 37 , 111 , 259 , 777 , 91753 , 275259 , 642271 , 1926813 , 3394861 , 10184583 , 23764027 , 71292081
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71292080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71292081 can be divided by 16 positive divisors.
The sum of these divisors (counting 71292081) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001111111101010010110001
3
Ternary
11222011000100110
4
Quaternary
10033331102301
5
Quinary
121222321311
6
Senary
11024011533
8
Octal
417752261
10
Decimal
71292081
12
Duodecimal
1ba60ba9
16
Hexadecimal
43fd4b1
20
Vigesimal
125ba41
36
Base36
16g1bl
md5
4ff173006aa8f655f0464e6d9b792d3d
sha1
c377220446e923e7eb118e872da3b981afc25ea3
sha256
75d23161bb10625fced75b72dedaf34bc8e5fd76ec4c7e73f2ff530446a6c1ce
sha512
2fb445ecb639923df3eaa848200c64e4c56872f4c32446556067eb2087a340e26f4c7665a6f2b4978acaf41b3ba28d3d47ba8447e714eaf1a00fa4acf7831e7e
ripemd-160
4406ee2f45e801c080d6c1537d4f8c7f7cbb4545
Diameter
142584162
Circumference
447941355.85746
Area
1.596733571252E+16
Volume
1.5177927879615E+24
Surface area
6.3869342850079E+16
Circumference
447941355.85746
Perimeter
285168324
Area
5082560813310561
Diagonal
100822227.84
Surface area
30495364879863366
Volume
3.6234633718996E+23
Space diagonal
123481506.46932
Perimeter
213876243
Area
2.2008133903031E+15
Altitude
61740753.234658
Surface area
2.2008133903031E+15
Volume
4.2702925360855E+22
Height
33607409.28