71781413 is an odd 8-digits composite number following 71781412
and preceding 71781414 . In scientific notation, it is written as 7.1781413 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 62418400 positive integers (up to 71781413) that are relatively prime to 71781413.
71781413 has 8 divisors, whose sum is 81711936
The reverse of 71781413 is 31418717
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-one million seven hundred eighty-one thousand four hundred thirteen
Scientific notation
7.1781413 × 10^7
Engineering notation
7.1781413 × 10^6
Prime Factorization
11 × 23 × 283721
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71781413
Product of the distinct prime numbers
The prime factorization of 71781413 is 11 × 23 × 283721.
Since it has a total of 3 prime factors.
3 , 6 , 81 , 34 , 679 , 838 , 8775 , 3145 , 97590 , 26120 , 855412 , 356519 , 4031012 , 673379 , 54901107 , 21130303 , 660648099 , 36411941 , 2782094201 , 7226533762
n×2
143562826
n×3
215344239
n×4
287125652
n×5
358907065
n÷2
35890706.5
n÷3
23927137.666667
n÷3
17945353.25
n÷5
14356282.6
n2
5152571252276569
n3
3.6985884507159E+23
n4
2.6548990509787E+31
n5
1.9057240525161E+39
2 √n
8472.391220901
3 √n
415.595338513
4 √n
92.045593163937
5 √n
37.256529785865
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
-71781412
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 71781413 can be divided by 8 positive divisors.
The sum of these divisors (counting 71781413) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010001110100110000100101
3
Ternary
12000001212120212
4
Quaternary
10101310300211
5
Quinary
121334001123
6
Senary
11042305205
8
Octal
421646045
10
Decimal
71781413
12
Duodecimal
20058205
16
Hexadecimal
4474c25
20
Vigesimal
128cdad
36
Base36
16qiw5
md5
4e0c8a1df015f9280ab65eb42a6e61ca
sha1
6eb30b56228b16af73bd0df777aea470aaf259f1
sha256
a0c98a033cf9462e302c5867190b4617068bc926630e4bc84a82b796057b2580
sha512
7faa302ef0cb46928f888a9e085724614295ebd6427247486c316018d1e44e58241ec3c8e0d3b5f724270dcdff4c8651d57d4a3ce89518c3ab33676c48f345f5
ripemd-160
ffc0cc7e5ff45858d639acaded05cd86130dd184
Diameter
143562826
Circumference
451015919.49019
Area
1.618727999325E+16
Volume
1.5492611073895E+24
Surface area
6.4749119973E+16
Circumference
451015919.49019
Perimeter
287125652
Area
5152571252276569
Diagonal
101514247.7909
Surface area
30915427513659414
Volume
3.6985884507159E+23
Space diagonal
124329054.35509
Perimeter
215344239
Area
2.2311287996405E+15
Altitude
62164527.177543
Surface area
2.2311287996405E+15
Volume
4.3588282905325E+22
Height
33838082.596968