71312231 is an odd 8-digits composite number following 71312230
and preceding 71312232 . In scientific notation, it is written as 7.1312231 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 71293512 positive integers (up to 71312231) that are relatively prime to 71312231.
71312231 has 4 divisors, whose sum is 71330952
The reverse of 71312231 is 13221317
Previous prime number is 13397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
seventy-one million three hundred twelve thousand two hundred thirty-one
Scientific notation
7.1312231 × 10^7
Engineering notation
7.1312231 × 10^6
Prime Factorization
13397 × 5323
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71312231
Product of the distinct prime numbers
The prime factorization of 71312231 is 13397 × 5323.
Since it has a total of 2 prime factors.
2 , 1 , 38 , 96 , 558 , 861 , 4203 , 6355 , 28280 , 34021 , 922593 , 24401 , 3156820 , 171759 , 85018413 , 94637634 , 995769798 , 499763659 , 2858895646 , 3678224933
n×2
142624462
n×3
213936693
n×4
285248924
n×5
356561155
n÷2
35656115.5
n÷3
23770743.666667
n÷3
17828057.75
n÷5
14262446.2
n2
5085434290197361
n3
3.6265366483788E+23
n4
2.5861641919915E+31
n5
1.8442513826323E+39
2 √n
8444.6569498115
3 √n
414.68787873014
4 √n
91.89481459697
5 √n
37.207698272925
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
-71312230
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 71312231 can be divided by 4 positive divisors.
The sum of these divisors (counting 71312231) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000010001101100111
3
Ternary
11222012000222202
4
Quaternary
10100002031213
5
Quinary
121223442411
6
Senary
11024245115
8
Octal
420021547
10
Decimal
71312231
12
Duodecimal
1ba7079b
16
Hexadecimal
4402367
20
Vigesimal
125e0bb
36
Base36
16ggvb
md5
b8489ff4a8552b3265406204d2785141
sha1
cab8ea28d122d743ae54c722cc3366ceba58b92f
sha256
1613ca86de686d1c400a876693e11ab77585ab5da4ecf55eb4e08ddc3d3f0785
sha512
fed28a4b0ab0774c77284af5563f8ed0a859a888725bd52887c4ad338301075e219b6062da042a6ad397809206216eefb882fda4de4bd5496fc3931ecdea5616
ripemd-160
f464e472b2dbcac89cba581ca52a2a72e32c292c
Diameter
142624462
Circumference
448067962.0414
Area
1.5976363006398E+16
Volume
1.5190801190028E+24
Surface area
6.3905452025591E+16
Circumference
448067962.0414
Perimeter
285248924
Area
5085434290197361
Diagonal
100850724.24328
Surface area
30512605741184166
Volume
3.6265366483788E+23
Space diagonal
123516407.29309
Perimeter
213936693
Area
2.2020576422937E+15
Altitude
61758203.646544
Surface area
2.2020576422937E+15
Volume
4.2739144271503E+22
Height
33616908.081094