71297729 is an odd 8-digits composite number following 71297728
and preceding 71297730 . In scientific notation, it is written as 7.1297729 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 69558720 positive integers (up to 71297729) that are relatively prime to 71297729.
71297729 has 4 divisors, whose sum is 73036740
The reverse of 71297729 is 92779217
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million two hundred ninety-seven thousand seven hundred twenty-nine
Scientific notation
7.1297729 × 10^7
Engineering notation
7.1297729 × 10^6
Prime Factorization
41 × 1738969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71297729
Product of the distinct prime numbers
The prime factorization of 71297729 is 41 × 1738969.
Since it has a total of 2 prime factors.
2 , 8 , 64 , 4 , 333 , 7 , 1985 , 7144 , 33636 , 11767 , 113387 , 251975 , 8298210 , 4871319 , 25993443 , 91292791 , 800383919 , 603007909 , 135723091 , 2582546988
n×2
142595458
n×3
213893187
n×4
285190916
n×5
356488645
n÷2
35648864.5
n÷3
23765909.666667
n÷3
17824432.25
n÷5
14259545.8
n2
5083366160557441
n3
3.6243246292319E+23
n4
2.58406115223E+31
n5
1.8423769175113E+39
2 √n
8443.7982567089
3 √n
414.65976662262
4 √n
91.890142326089
5 √n
37.206184844078
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
-71297728
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 71297729 can be divided by 4 positive divisors.
The sum of these divisors (counting 71297729) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111111110101011000001
3
Ternary
11222011022002122
4
Quaternary
10033332223001
5
Quinary
121223011404
6
Senary
11024054025
8
Octal
417765301
10
Decimal
71297729
12
Duodecimal
1ba64315
16
Hexadecimal
43feac1
20
Vigesimal
125c469
36
Base36
16g5oh
md5
0664187117b0ef3697e9431118f6ab92
sha1
650cdf8ca9d82f878482657f1c5e3315a81eb904
sha256
7652916222edc1c96f3d9be5b2cf159ee2f7e4ab25df908be2928ceb0ed67caf
sha512
79cb7d74c285f24b2abf9e0a253660d47f9a856111c018dd940af991a327f294cb9081181bb456180dad79ba4b36d61804ce6e37b7e74c059ce414e76a6d958a
ripemd-160
c4c79360bcd10e7fb907fce8866f0cc813d127ef
Diameter
142595458
Circumference
447976843.28807
Area
1.5969865785514E+16
Volume
1.5181535505893E+24
Surface area
6.3879463142057E+16
Circumference
447976843.28807
Perimeter
285190916
Area
5083366160557441
Diagonal
100830215.3182
Surface area
30500196963344646
Volume
3.6243246292319E+23
Space diagonal
123491289.09228
Perimeter
213893187
Area
2.2011621158905E+15
Altitude
61745644.546138
Surface area
2.2011621158905E+15
Volume
4.2713075375856E+22
Height
33610071.772734