71644 is an even 5-digits composite number following 71643
and preceding 71645 . In scientific notation, it is written as 7.1644 × 10^4.
The sum of its digits is 22. It has a total of 3 prime factors and 6 positive divisors.
There are 35820 positive integers (up to 71644) that are relatively prime to 71644.
71644 has 6 divisors, whose sum is 125384
The reverse of 71644 is 44617
Previous prime number is 2
Is Prime? no
Number parity even
Number length 5
Sum of Digits 22
Digital Root 4
Name
seventy-one thousand six hundred forty-four
Scientific notation
7.1644 × 10^4
Engineering notation
7.1644 × 10^3
Prime Factorization
2 × 2 × 17911
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
35822
Product of the distinct prime numbers
The prime factorization of 71644 is 2 × 2 × 17911.
Since it has a total of 3 prime factors.
2 , 5 , 91 , 58 , 222 , 6 , 4322 , 8741 , 22717 , 90132 , 391646 , 217900 , 922359 , 984212 , 47585446 , 38937214 , 197474158 , 148354256 , 8774672460 , 9766936147
n×2
143288
n×3
214932
n×4
286576
n×5
358220
n÷2
35822
n÷3
23881.333333333
n÷3
17911
n÷5
14328.8
n2
5132862736
n3
367738817857984
n4
2.6346279866617E+19
n5
1.8875528747639E+24
2 √n
267.66396843804
3 √n
41.532997417099
4 √n
16.360439127299
5 √n
9.3548314070467
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71643
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71644 can be divided by 6 positive divisors.
The sum of these divisors (counting 71644) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
10001011111011100
3
Ternary
10122021111
4
Quaternary
101133130
5
Quinary
4243034
6
Senary
1311404
8
Octal
213734
10
Decimal
71644
12
Duodecimal
35564
16
Hexadecimal
117dc
20
Vigesimal
8j24
36
Base36
1ja4
md5
9417d71ad55a0a7a7464421eefd72af2
sha1
d99e8009b3a450f1bca48d546e59a2c5b9edf0dd
sha256
e957ee081b8c7dad9a6d17bb7d1849683ec5e9ad5b1935ec008d91af05670d90
sha512
6f2c3026817bba752de46fc287ef1a142e950efe678361219fd9f2e9f747b60cc7f104dee073f5f1dffd98e69bc039e9905d66fd33e911133e127196fec69e97
ripemd-160
d9223ed5d0d8fcf4008c75fac1b96a1cd9d9ec28
Diameter
143288
Circumference
450152.52814757
Area
16125363863.302
Volume
1.5403807581632E+15
Surface area
64501455453.21
Circumference
450152.52814757
Perimeter
286576
Area
5132862736
Diagonal
101319.91646266
Surface area
30797176416
Volume
367738817857984
Space diagonal
124091.04805746
Perimeter
214932
Area
2222594761.7572
Altitude
62045.524028732
Surface area
2222594761.7572
Volume
43338435302151
Height
33773.305487553