71131639 is an odd 8-digits composite number following 71131638
and preceding 71131640 . In scientific notation, it is written as 7.1131639 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 67668600 positive integers (up to 71131639) that are relatively prime to 71131639.
71131639 has 8 divisors, whose sum is 74672640
The reverse of 71131639 is 93613117
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million one hundred thirty-one thousand six hundred thirty-nine
Scientific notation
7.1131639 × 10^7
Engineering notation
7.1131639 × 10^6
Prime Factorization
31 × 59 × 38891
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71131639
Product of the distinct prime numbers
The prime factorization of 71131639 is 31 × 59 × 38891.
Since it has a total of 3 prime factors.
9 , 10 , 38 , 43 , 476 , 722 , 896 , 6103 , 18176 , 89165 , 575783 , 688811 , 8271273 , 8072642 , 60867716 , 35036980 , 551657152 , 466842577 , 5537857600 , 7124026676
n×2
142263278
n×3
213394917
n×4
284526556
n×5
355658195
n÷2
35565819.5
n÷3
23710546.333333
n÷3
17782909.75
n÷5
14226327.8
n2
5059710066826321
n3
3.5990546991816E+23
n4
2.5600665960344E+31
n5
1.8210173292508E+39
2 √n
8433.9574933717
3 √n
414.33752920236
4 √n
91.836580366277
5 √n
37.188834104905
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
-71131638
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 71131639 can be divided by 8 positive divisors.
The sum of these divisors (counting 71131639) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111010110000111110111
3
Ternary
11221211212021011
4
Quaternary
10033112013313
5
Quinary
121202203024
6
Senary
11020333051
8
Octal
417260767
10
Decimal
71131639
12
Duodecimal
1b9a4187
16
Hexadecimal
43d61f7
20
Vigesimal
124b91j
36
Base36
16cliv
md5
5d7dd847ee8e57f340ae31da74883ec9
sha1
20b4a814e8ef564e56495c6a2737dbfd0315c35d
sha256
e821412d76877af98f76453b444b9487363f351febb171cd12a6f13f79e61b6c
sha512
2396deb8884502fcfe07d1adab12edc5ef8eaba3806a17b4576c49785a5266c64f7c8890980028119c017b3dc585c07003530ba6f7dee7b8010d282f258efd27
ripemd-160
55de296ec6334351adcd24cd112717a181cac14b
Diameter
142263278
Circumference
446933269.0404
Area
1.5895547975236E+16
Volume
1.5075685070422E+24
Surface area
6.3582191900944E+16
Circumference
446933269.0404
Perimeter
284526556
Area
5059710066826321
Diagonal
100595328.58763
Surface area
30358260400957926
Volume
3.5990546991816E+23
Space diagonal
123203612.77365
Perimeter
213394917
Area
2.1909187268277E+15
Altitude
61601806.386824
Surface area
2.1909187268277E+15
Volume
4.241526639421E+22
Height
33531776.195876