71270905 is an odd 8-digits composite number following 71270904
and preceding 71270906 . In scientific notation, it is written as 7.1270905 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 54394560 positive integers (up to 71270905) that are relatively prime to 71270905.
71270905 has 16 divisors, whose sum is 89478144
The reverse of 71270905 is 50907217
Previous prime number is 1021
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million two hundred seventy thousand nine hundred five
Scientific notation
7.1270905 × 10^7
Engineering notation
7.1270905 × 10^6
Prime Factorization
5 × 23 × 1021 × 607
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71270905
Product of the distinct prime numbers
The prime factorization of 71270905 is 5 × 23 × 1021 × 607.
Since it has a total of 4 prime factors.
5 , 5 , 81 , 98 , 579 , 316 , 9450 , 8095 , 33413 , 84919 , 854090 , 883224 , 6774221 , 1943357 , 15972108 , 52326219 , 401880035 , 151976671 , 5042870975 , 8866239861
n×2
142541810
n×3
213812715
n×4
285083620
n×5
356354525
n÷2
35635452.5
n÷3
23756968.333333
n÷3
17817726.25
n÷5
14254181
n2
5079541899519025
n3
3.6202354816414E+23
n4
2.5801745908969E+31
n5
1.8389137815123E+39
2 √n
8442.2097225786
3 √n
414.60775828647
4 √n
91.881498260415
5 √n
37.203384842053
1 , 5 , 23 , 115 , 607 , 1021 , 3035 , 5105 , 13961 , 23483 , 69805 , 117415 , 619747 , 3098735 , 14254181 , 71270905
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
-71270904
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 71270905 can be divided by 16 positive divisors.
The sum of these divisors (counting 71270905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001111111000000111111001
3
Ternary
11222002221022011
4
Quaternary
10033320013321
5
Quinary
121221132110
6
Senary
11023325521
8
Octal
417700771
10
Decimal
71270905
12
Duodecimal
1ba508a1
16
Hexadecimal
43f81f9
20
Vigesimal
1258h55
36
Base36
16fkzd
md5
8191d6d15896d02f8b514590557c6071
sha1
525293ab7c88995c96c947250047a4e6c70eee65
sha256
5f0a3bb262276401d087d39e64f59d03f6750b43626912666a6a9cafdc0f5c04
sha512
36516fdb8c5f610ed59ae9e0df8320b40f194ef7a5d24593c88b9e6c30bbe325dc0edb17fa7b84f551613ed1bcf94fdafa1b203305e817a474d4afc57e293437
ripemd-160
b2b115af6be6534abf60b8529993465c0dc8db66
Diameter
142541810
Circumference
447808303.12539
Area
1.5957851515131E+16
Volume
1.516440692452E+24
Surface area
6.3831406060522E+16
Circumference
447808303.12539
Perimeter
285083620
Area
5079541899519025
Diagonal
100792280.4536
Surface area
30477251397114150
Volume
3.6202354816414E+23
Space diagonal
123444828.56141
Perimeter
213812715
Area
2.1995061622855E+15
Altitude
61722414.280707
Surface area
2.1995061622855E+15
Volume
4.2664884309346E+22
Height
33597426.817868