71312729 is an odd 8-digits composite number following 71312728
and preceding 71312730 . In scientific notation, it is written as 7.1312729 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 71250660 positive integers (up to 71312729) that are relatively prime to 71312729.
71312729 has 4 divisors, whose sum is 71374800
The reverse of 71312729 is 92721317
Previous prime number is 1171
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-one million three hundred twelve thousand seven hundred twenty-nine
Scientific notation
7.1312729 × 10^7
Engineering notation
7.1312729 × 10^6
Prime Factorization
1171 × 60899
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71312729
Product of the distinct prime numbers
The prime factorization of 71312729 is 1171 × 60899.
Since it has a total of 2 prime factors.
4 , 10 , 33 , 98 , 193 , 202 , 5112 , 6503 , 2416 , 64830 , 22122 , 347734 , 2674677 , 1193166 , 36640101 , 90396426 , 709742925 , 301808152 , 3529410434 , 9051088010
n×2
142625458
n×3
213938187
n×4
285250916
n×5
356563645
n÷2
35656364.5
n÷3
23770909.666667
n÷3
17828182.25
n÷5
14262545.8
n2
5085505317427441
n3
3.6266126252976E+23
n4
2.5862364333583E+31
n5
1.8443157790201E+39
2 √n
8444.6864358601
3 √n
414.68884403478
4 √n
91.894975030521
5 √n
37.207750239836
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
-71312728
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 71312729 can be divided by 4 positive divisors.
The sum of these divisors (counting 71312729) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000010010101011001
3
Ternary
11222012001200012
4
Quaternary
10100002111121
5
Quinary
121224001404
6
Senary
11024251305
8
Octal
420022531
10
Decimal
71312729
12
Duodecimal
1ba70b35
16
Hexadecimal
4402559
20
Vigesimal
125e1g9
36
Base36
16gh95
md5
19aa39844be625844777f17cf32d557e
sha1
89785a5934120a8e41646311aa2b190ed109910c
sha256
07c0475e67a6992bb54773666f9355af7c96401c6af07348b4fcfa0f478ac7bf
sha512
c2e5c4b17f36a488af99ec930b80fca4cec63741d5a26a2ef7b7744db9a44156347d77c6bacc5f57eb4a20106e069fb7ff29db95da8a8da513d04012cc848c78
ripemd-160
fec4090953dcb5b6870a6ca2a52637527d55b8a3
Diameter
142625458
Circumference
448071091.06768
Area
1.5976586145022E+16
Volume
1.5191119441401E+24
Surface area
6.3906344580088E+16
Circumference
448071091.06768
Perimeter
285250916
Area
5085505317427441
Diagonal
100851428.52164
Surface area
30513031904564646
Volume
3.6266126252976E+23
Space diagonal
123517269.85439
Perimeter
213938187
Area
2.2020883979865E+15
Altitude
61758634.927195
Surface area
2.2020883979865E+15
Volume
4.2740039668078E+22
Height
33617142.840546