71639239 is an odd 8-digits composite number following 71639238
and preceding 71639240 . In scientific notation, it is written as 7.1639239 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 61366560 positive integers (up to 71639239) that are relatively prime to 71639239.
71639239 has 8 divisors, whose sum is 81924768
The reverse of 71639239 is 93293617
Previous prime number is 2957
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-one million six hundred thirty-nine thousand two hundred thirty-nine
Scientific notation
7.1639239 × 10^7
Engineering notation
7.1639239 × 10^6
Prime Factorization
7 × 2957 × 3461
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71639239
Product of the distinct prime numbers
The prime factorization of 71639239 is 7 × 2957 × 3461.
Since it has a total of 3 prime factors.
7 , 10 , 93 , 40 , 450 , 220 , 7926 , 8202 , 66863 , 98961 , 801842 , 862092 , 578189 , 5632893 , 40231659 , 63905832 , 750019197 , 335029896 , 2158335466 , 7597429778
n×2
143278478
n×3
214917717
n×4
286556956
n×5
358196195
n÷2
35819619.5
n÷3
23879746.333333
n÷3
17909809.75
n÷5
14327847.8
n2
5132180564499121
n3
3.6766551005131E+23
n4
2.6339277346623E+31
n5
1.886925784922E+39
2 √n
8463.9966327971
3 √n
415.32077391318
4 √n
91.999981699982
5 √n
37.241759635286
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
-71639238
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 71639239 can be divided by 8 positive divisors.
The sum of these divisors (counting 71639239) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010001010010000011000111
3
Ternary
11222210122120011
4
Quaternary
10101102003013
5
Quinary
121314423424
6
Senary
11035251051
8
Octal
421220307
10
Decimal
71639239
12
Duodecimal
1bba9a87
16
Hexadecimal
44520c7
20
Vigesimal
127ei1j
36
Base36
16nh6v
md5
abfdbeb2704df9ba72be8484964432f9
sha1
0e0edc288530c7cdaecda1ee696882542276aef2
sha256
01d45fe54afa8f14808f742a23044cbbc09de547a6df20a2e3e150a4460fce21
sha512
9d6529ae9d7e8350bcf97fd15229369875dd38ef01bd0636bcbadb2edf8b73c2f760ab6ceb94fc75ebfd3920d6676bb947654f7282d6d2026a21f9f0069dc851
ripemd-160
69642f1e696d63e784f3d9829a40c6961baa036b
Diameter
143278478
Circumference
450122613.90233
Area
1.6123220758327E+16
Volume
1.5400736871407E+24
Surface area
6.4492883033307E+16
Circumference
450122613.90233
Perimeter
286556956
Area
5132180564499121
Diagonal
101313183.39189
Surface area
30793083386994726
Volume
3.6766551005131E+23
Space diagonal
124082801.76357
Perimeter
214917717
Area
2.2222993728325E+15
Altitude
62041400.881785
Surface area
2.2222993728325E+15
Volume
4.3329795894282E+22
Height
33771061.130629