71312639 is an odd 8-digits composite number following 71312638
and preceding 71312640 . In scientific notation, it is written as 7.1312639 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 71292720 positive integers (up to 71312639) that are relatively prime to 71312639.
71312639 has 4 divisors, whose sum is 71332560
The reverse of 71312639 is 93621317
Previous prime number is 15241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-one million three hundred twelve thousand six hundred thirty-nine
Scientific notation
7.1312639 × 10^7
Engineering notation
7.1312639 × 10^6
Prime Factorization
15241 × 4679
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71312639
Product of the distinct prime numbers
The prime factorization of 71312639 is 15241 × 4679.
Since it has a total of 2 prime factors.
5 , 7 , 27 , 57 , 707 , 873 , 6267 , 5616 , 64430 , 14158 , 335643 , 839839 , 1189836 , 5828814 , 74001706 , 24988430 , 624872273 , 948751504 , 8121288667 , 3582279601
n×2
142625278
n×3
213937917
n×4
285250556
n×5
356563195
n÷2
35656319.5
n÷3
23770879.666667
n÷3
17828159.75
n÷5
14262527.8
n2
5085492481144321
n3
3.6265988944506E+23
n4
2.5862233775775E+31
n5
1.8443041409855E+39
2 √n
8444.6811070638
3 √n
414.68866958247
4 √n
91.894946036568
5 √n
37.207740848247
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
-71312638
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 71312639 can be divided by 4 positive divisors.
The sum of these divisors (counting 71312639) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000010010011111111
3
Ternary
11222012001112212
4
Quaternary
10100002103333
5
Quinary
121224001024
6
Senary
11024251035
8
Octal
420022377
10
Decimal
71312639
12
Duodecimal
1ba70a7b
16
Hexadecimal
44024ff
20
Vigesimal
125e1bj
36
Base36
16gh6n
md5
563708a05794f4439b2c8fc30e2e99ae
sha1
519b52fd8f6f37febf6e65cbc14522a5ca393a3c
sha256
76470abac9e14517a10af44d50be35bda98f30987a3d4277f91d00b1bf23c650
sha512
b6c28a47915d06e14eb0d94d0d06465998cf4ceeacd2f0511b21b1d5c8e89afc62e0e984fbba065e96df57c2dd4cfe9ae7d96249fc6e0818407fd2d7ccc30115
ripemd-160
fc35e3b5aaeb71ca6a56387f1c6e95f08b8c5615
Diameter
142625278
Circumference
448070525.581
Area
1.5976545818649E+16
Volume
1.5191061925764E+24
Surface area
6.3906183274597E+16
Circumference
448070525.581
Perimeter
285250556
Area
5085492481144321
Diagonal
100851301.24242
Surface area
30512954886865926
Volume
3.6265988944506E+23
Space diagonal
123517113.96982
Perimeter
213937917
Area
2.2020828397129E+15
Altitude
61758556.984909
Surface area
2.2020828397129E+15
Volume
4.2739877848494E+22
Height
33617100.414139