71342991 is an odd 8-digits composite number following 71342990
and preceding 71342992 . In scientific notation, it is written as 7.1342991 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 8 positive divisors.
There are 47561976 positive integers (up to 71342991) that are relatively prime to 71342991.
71342991 has 8 divisors, whose sum is 105693360
The reverse of 71342991 is 19924317
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-one million three hundred forty-two thousand nine hundred ninety-one
Scientific notation
7.1342991 × 10^7
Engineering notation
7.1342991 × 10^6
Prime Factorization
3 × 3 × 3 × 2642333
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7926999
Product of the distinct prime numbers
The prime factorization of 71342991 is 3 × 3 × 3 × 2642333.
Since it has a total of 4 prime factors.
2 , 8 , 32 , 18 , 739 , 394 , 1839 , 8236 , 37876 , 73129 , 725859 , 752972 , 7299479 , 5435649 , 21155297 , 39074847 , 271178400 , 372672147 , 8338374890 , 8352137371
n×2
142685982
n×3
214028973
n×4
285371964
n×5
356714955
n÷2
35671495.5
n÷3
23780997
n÷3
17835747.75
n÷5
14268598.2
n2
5089822364826081
n3
3.6312315116539E+23
n4
2.5906291705484E+31
n5
1.8482323359877E+39
2 √n
8446.4780234131
3 √n
414.74749433591
4 √n
91.904722530527
5 √n
37.210907571986
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
-71342990
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 71342991 can be divided by 8 positive divisors.
The sum of these divisors (counting 71342991) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000001001101110001111
3
Ternary
11222020121012000
4
Quaternary
10100021232033
5
Quinary
121230433431
6
Senary
11025043343
8
Octal
420115617
10
Decimal
71342991
12
Duodecimal
1ba86553
16
Hexadecimal
4409b8f
20
Vigesimal
125hh9b
36
Base36
16h4lr
md5
f9522aee61f9e1b61a6661da6f098ebe
sha1
854a083b6db1688cf2ce8610f694894aae84b4ca
sha256
15edab0d803cd6d4601d0617ee62ffdd4f203a59c236ef9c53aaf391d76ba963
sha512
e1b7eff0b6ca5e1ae6f814a2c7dd0863408ecf6944f28357fa40cdf76386278efc036d9b65cd46577e619ec00848ac83a52ca6fd74dee339a00311d162f580d1
ripemd-160
eebb9241c597a74fda2abfa8cd36aa770600dd40
Diameter
142685982
Circumference
448261232.82145
Area
1.5990148549415E+16
Volume
1.5210466987327E+24
Surface area
6.3960594197659E+16
Circumference
448261232.82145
Perimeter
285371964
Area
5089822364826081
Diagonal
100894225.45246
Surface area
30538934188956486
Volume
3.6312315116539E+23
Space diagonal
123569685.17593
Perimeter
214028973
Area
2.2039577343448E+15
Altitude
61784842.587965
Surface area
2.2039577343448E+15
Volume
4.2794473765812E+22
Height
33631408.484154