71312638 is an even 8-digits composite number following 71312637
and preceding 71312639 . In scientific notation, it is written as 7.1312638 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 35605320 positive integers (up to 71312638) that are relatively prime to 71312638.
71312638 has 8 divisors, whose sum is 107121960
The reverse of 71312638 is 83621317
Previous prime number is 709
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million three hundred twelve thousand six hundred thirty-eight
Scientific notation
7.1312638 × 10^7
Engineering notation
7.1312638 × 10^6
Prime Factorization
2 × 709 × 50291
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71312638
Product of the distinct prime numbers
The prime factorization of 71312638 is 2 × 709 × 50291.
Since it has a total of 3 prime factors.
3 , 1 , 16 , 28 , 305 , 424 , 7372 , 9243 , 645 , 15766 , 426773 , 80079 , 5073524 , 7743067 , 92521763 , 377908 , 416487333 , 971833230 , 6570735062 , 8252536411
n×2
142625276
n×3
213937914
n×4
285250552
n×5
356563190
n÷2
35656319
n÷3
23770879.333333
n÷3
17828159.5
n÷5
14262527.6
n2
5085492338519044
n3
3.6265987418858E+23
n4
2.5862232325136E+31
n5
1.8443040116743E+39
2 √n
8444.6810478549
3 √n
414.68866764411
4 √n
91.894945714413
5 √n
37.207740743896
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71312637
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71312638 can be divided by 8 positive divisors.
The sum of these divisors (counting 71312638) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000010010011111110
3
Ternary
11222012001112211
4
Quaternary
10100002103332
5
Quinary
121224001023
6
Senary
11024251034
8
Octal
420022376
10
Decimal
71312638
12
Duodecimal
1ba70a7a
16
Hexadecimal
44024fe
20
Vigesimal
125e1bi
36
Base36
16gh6m
md5
1f23c931a06dbd1c84ab5b7539ff49cf
sha1
01794ce927026c21d6a1d4180d88114d923805d9
sha256
67a774878d28bbc4d710da98ee99a799aa792434e3c7c6a93d7fc8aa4af49150
sha512
944e13d6a38c57dd7e21980a4b8e0939bd3719dce9cef329819b42bd631e0fad46245514bc8dae72598e3f5cba51abd82b424fc3a71cbc9886de881f06bf5ff6
ripemd-160
ec4f5b8acfc69a3ffa0f848f4f63f580072f4290
Diameter
142625276
Circumference
448070519.29782
Area
1.5976545370579E+16
Volume
1.5191061286702E+24
Surface area
6.3906181482314E+16
Circumference
448070519.29782
Perimeter
285250552
Area
5085492338519044
Diagonal
100851299.8282
Surface area
30512954031114264
Volume
3.6265987418858E+23
Space diagonal
123517112.23777
Perimeter
213937914
Area
2.2020827779543E+15
Altitude
61758556.118883
Surface area
2.2020827779543E+15
Volume
4.2739876050501E+22
Height
33617099.942734