71710981 is an odd 8-digits composite number following 71710980
and preceding 71710982 . In scientific notation, it is written as 7.1710981 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 67492672 positive integers (up to 71710981) that are relatively prime to 71710981.
71710981 has 4 divisors, whose sum is 75929292
The reverse of 71710981 is 18901717
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-one million seven hundred ten thousand nine hundred eighty-one
Scientific notation
7.1710981 × 10^7
Engineering notation
7.1710981 × 10^6
Prime Factorization
17 × 4218293
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71710981
Product of the distinct prime numbers
The prime factorization of 71710981 is 17 × 4218293.
Since it has a total of 2 prime factors.
2 , 10 , 78 , 56 , 50 , 742 , 7339 , 6768 , 11695 , 14244 , 213093 , 896655 , 8091819 , 9409007 , 58251200 , 13882034 , 161470954 , 538019708 , 5608726532 , 8062026693
n×2
143421962
n×3
215132943
n×4
286843924
n×5
358554905
n÷2
35855490.5
n÷3
23903660.333333
n÷3
17927745.25
n÷5
14342196.2
n2
5142464795982361
n3
3.6877119527786E+23
n4
2.6444944177918E+31
n5
1.8963928894887E+39
2 √n
8468.2336410848
3 √n
415.45936649959
4 √n
92.023006042428
5 √n
37.249215685203
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71710980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71710981 can be divided by 4 positive divisors.
The sum of these divisors (counting 71710981) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010001100011100100000101
3
Ternary
11222221021222021
4
Quaternary
10101203210011
5
Quinary
121324222411
6
Senary
11041003141
8
Octal
421434405
10
Decimal
71710981
12
Duodecimal
200234b1
16
Hexadecimal
4463905
20
Vigesimal
1283h91
36
Base36
16p0jp
md5
f55cbf181f926831766a8d992b953727
sha1
faefa7868ae844eaac79f39faa248e01c730a894
sha256
48a5edafd9d9e6893763b0fe761095a45002306f5b90bd9afc8be4e03af2554a
sha512
b6028f0a9395237239bd51d1de9611d2660ece2eefe26834d3fda88b5d68cc52853a92fbabdfac61be334818c2faa5f3cb066279c5cecab9b40d7380ddaff7ac
ripemd-160
4fc53189fdcf6e4fe88b6fd88a0a6be4f9ca3e62
Diameter
143421962
Circumference
450573382.18263
Area
1.6155529624402E+16
Volume
1.5447051705873E+24
Surface area
6.4622118497609E+16
Circumference
450573382.18263
Perimeter
286843924
Area
5142464795982361
Diagonal
101414641.90128
Surface area
30854788775894166
Volume
3.6877119527786E+23
Space diagonal
124207062.55261
Perimeter
215132943
Area
2.2267525756939E+15
Altitude
62103531.276303
Surface area
2.2267525756939E+15
Volume
4.3460102147874E+22
Height
33804880.63376