71378729 is an odd 8-digits composite number following 71378728
and preceding 71378730 . In scientific notation, it is written as 7.1378729 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 68275284 positive integers (up to 71378729) that are relatively prime to 71378729.
71378729 has 4 divisors, whose sum is 74482176
The reverse of 71378729 is 92787317
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million three hundred seventy-eight thousand seven hundred twenty-nine
Scientific notation
7.1378729 × 10^7
Engineering notation
7.1378729 × 10^6
Prime Factorization
23 × 3103423
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71378729
Product of the distinct prime numbers
The prime factorization of 71378729 is 23 × 3103423.
Since it has a total of 2 prime factors.
2 , 2 , 78 , 57 , 388 , 764 , 3647 , 3490 , 88696 , 664 , 222064 , 20323 , 5072169 , 882559 , 32730613 , 74462759 , 213909273 , 137620365 , 587837406 , 2250604627
n×2
142757458
n×3
214136187
n×4
285514916
n×5
356893645
n÷2
35689364.5
n÷3
23792909.666667
n÷3
17844682.25
n÷5
14275745.8
n2
5094922953655441
n3
3.6366912478485E+23
n4
2.5958239903685E+31
n5
1.8528661714021E+39
2 √n
8448.5933148661
3 √n
414.81673623084
4 √n
91.916229877351
5 √n
37.214634853423
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
-71378728
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 71378729 can be divided by 4 positive divisors.
The sum of these divisors (counting 71378729) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010010011100101001
3
Ternary
11222022102012122
4
Quaternary
10100102130221
5
Quinary
121233104404
6
Senary
11025521025
8
Octal
420223451
10
Decimal
71378729
12
Duodecimal
1baa3175
16
Hexadecimal
4412729
20
Vigesimal
12626g9
36
Base36
16hw6h
md5
1c486e885e50b177d0a31c8ccc66b992
sha1
182b68651c202ec97436ece33d3a98251ac0e3c2
sha256
6f81d7c2b4afa732b8d3e34dc07d42955414015b08c521b89c0c748f085fffa0
sha512
997a5a9e069cfe080896fb60439e7dae65167e02a3723f3b13d69c1e015ec2778b7a0df718ddc9bf9cb17ff5b646f07583bddfc71e50f7d6912a20715064134d
ripemd-160
79badeae2eaf202b4f3ec08b63d5f10f9d7a1e74
Diameter
142757458
Circumference
448485781.29795
Area
1.600617252181E+16
Volume
1.523333667682E+24
Surface area
6.402469008724E+16
Circumference
448485781.29795
Perimeter
285514916
Area
5094922953655441
Diagonal
100944766.61675
Surface area
30569537721932646
Volume
3.6366912478485E+23
Space diagonal
123631585.20769
Perimeter
214136187
Area
2.206166354095E+15
Altitude
61815792.603845
Surface area
2.206166354095E+15
Volume
4.2858817373924E+22
Height
33648255.538918