71308909 is an odd 8-digits composite number following 71308908
and preceding 71308910 . In scientific notation, it is written as 7.1308909 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 60985440 positive integers (up to 71308909) that are relatively prime to 71308909.
71308909 has 8 divisors, whose sum is 81677888
The reverse of 71308909 is 90980317
Previous prime number is 457
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred eight thousand nine hundred nine
Scientific notation
7.1308909 × 10^7
Engineering notation
7.1308909 × 10^6
Prime Factorization
7 × 457 × 22291
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71308909
Product of the distinct prime numbers
The prime factorization of 71308909 is 7 × 457 × 22291.
Since it has a total of 3 prime factors.
6 , 6 , 30 , 39 , 106 , 670 , 8590 , 2954 , 53954 , 89036 , 612978 , 699347 , 5367885 , 3715221 , 40243661 , 7576957 , 811567823 , 347062558 , 6333200620 , 9859278329
n×2
142617818
n×3
213926727
n×4
285235636
n×5
356544545
n÷2
35654454.5
n÷3
23769636.333333
n÷3
17827227.25
n÷5
14261781.8
n2
5084960502770281
n3
3.6260298576064E+23
n4
2.5856823314734E+31
n5
1.8438218607794E+39
2 √n
8444.4602551022
3 √n
414.68143937416
4 √n
91.893744374153
5 √n
37.207351610718
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71308908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71308909 can be divided by 8 positive divisors.
The sum of these divisors (counting 71308909) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000001011001101101
3
Ternary
11222011212102201
4
Quaternary
10100001121231
5
Quinary
121223341114
6
Senary
11024221501
8
Octal
420013155
10
Decimal
71308909
12
Duodecimal
1ba6a891
16
Hexadecimal
440166d
20
Vigesimal
125dc59
36
Base36
16geb1
md5
f9a9d92a8d744e42d2578de3014c7740
sha1
4a720e1687ad42a3a9aabce0202bbfec3305961f
sha256
744da2edcabc96c396532e441096a86fd56e5a06e5189a33e42c302ef687c23a
sha512
5ec2fe699319d1fb603c7845a2dca9d1eece3c0fd43782f33cebfefc8646e1cc433edf897e6e98a72950aa802f856f2285ad1271200ee409a84a18a27d8177a4
ripemd-160
ec9e71c711b433f422edea98c0e0c11afea87da1
Diameter
142617818
Circumference
448047089.29981
Area
1.5974874559297E+16
Volume
1.5188678349805E+24
Surface area
6.389949823719E+16
Circumference
448047089.29981
Perimeter
285235636
Area
5084960502770281
Diagonal
100846026.22583
Surface area
30509763016621686
Volume
3.6260298576064E+23
Space diagonal
123510653.42031
Perimeter
213926727
Area
2.2018524863198E+15
Altitude
61755326.710153
Surface area
2.2018524863198E+15
Volume
4.2733171684973E+22
Height
33615342.075276