71312845 is an odd 8-digits composite number following 71312844
and preceding 71312846 . In scientific notation, it is written as 7.1312845 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 57050272 positive integers (up to 71312845) that are relatively prime to 71312845.
71312845 has 4 divisors, whose sum is 85575420
The reverse of 71312845 is 54821317
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million three hundred twelve thousand eight hundred forty-five
Scientific notation
7.1312845 × 10^7
Engineering notation
7.1312845 × 10^6
Prime Factorization
5 × 14262569
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71312845
Product of the distinct prime numbers
The prime factorization of 71312845 is 5 × 14262569.
Since it has a total of 2 prime factors.
4 , 9 , 78 , 25 , 368 , 67 , 3912 , 5673 , 28695 , 81153 , 836882 , 307851 , 6521608 , 5472007 , 93585820 , 2689331 , 772480123 , 525552542 , 5041662557 , 9633841376
n×2
142625690
n×3
213938535
n×4
285251380
n×5
356564225
n÷2
35656422.5
n÷3
23770948.333333
n÷3
17828211.25
n÷5
14262569
n2
5085521861994025
n3
3.6266303228849E+23
n4
2.5862532608819E+31
n5
1.8443307792402E+39
2 √n
8444.6933040816
3 √n
414.68906888422
4 √n
91.895012400465
5 √n
37.207762344537
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
-71312844
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 71312845 can be divided by 4 positive divisors.
The sum of these divisors (counting 71312845) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000010010111001101
3
Ternary
11222012001211111
4
Quaternary
10100002113031
5
Quinary
121224002340
6
Senary
11024252021
8
Octal
420022715
10
Decimal
71312845
12
Duodecimal
1ba71011
16
Hexadecimal
44025cd
20
Vigesimal
125e225
36
Base36
16ghcd
md5
ecd78746e8f357e0760d8d28deec6616
sha1
b3ebdd5c38f19deb38ce4441db6e7b289f80cb58
sha256
5582cbbb415879cc986cdee0281944498a285ac8948ae49ff917a3bf5b9afd6b
sha512
d2cfc20187dc4a809dcae3f10f3c22e798fe0139d27c6d2de64fe73e3e88bfafd791f25dd8f60ca786f5d0a7172fb20cee79bbafeaff5743c94b748a8242abea
ripemd-160
d993f3aad2db9bf79477fe24075d447f0315e78f
Diameter
142625690
Circumference
448071819.91718
Area
1.5976638121311E+16
Volume
1.5191193572882E+24
Surface area
6.3906552485243E+16
Circumference
448071819.91718
Perimeter
285251380
Area
5085521861994025
Diagonal
100851592.57041
Surface area
30513131171964150
Volume
3.6266303228849E+23
Space diagonal
123517470.77228
Perimeter
213938535
Area
2.202095561994E+15
Altitude
61758735.386142
Surface area
2.202095561994E+15
Volume
4.2740248236145E+22
Height
33617197.52347