71328287 is an odd 8-digits composite number following 71328286
and preceding 71328288 . In scientific notation, it is written as 7.1328287 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 71303976 positive integers (up to 71328287) that are relatively prime to 71328287.
71328287 has 4 divisors, whose sum is 71352600
The reverse of 71328287 is 78282317
Previous prime number is 3413
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million three hundred twenty-eight thousand two hundred eighty-seven
Scientific notation
7.1328287 × 10^7
Engineering notation
7.1328287 × 10^6
Prime Factorization
3413 × 20899
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71328287
Product of the distinct prime numbers
The prime factorization of 71328287 is 3413 × 20899.
Since it has a total of 2 prime factors.
2 , 5 , 19 , 64 , 457 , 434 , 5413 , 2369 , 52464 , 40982 , 392678 , 807704 , 4528384 , 7640227 , 58594871 , 73647543 , 599842206 , 658220603 , 4620615521 , 9076710719
n×2
142656574
n×3
213984861
n×4
285313148
n×5
356641435
n÷2
35664143.5
n÷3
23776095.666667
n÷3
17832071.75
n÷5
14265657.4
n2
5087724526354369
n3
3.6289867519274E+23
n4
2.5884940856068E+31
n5
1.8463284903596E+39
2 √n
8445.6075565941
3 √n
414.71899881921
4 √n
91.89998670617
5 √n
37.209373590047
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
-71328286
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 71328287 can be divided by 4 positive divisors.
The sum of these divisors (counting 71328287) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000110001000011111
3
Ternary
11222012212000102
4
Quaternary
10100012020133
5
Quinary
121230001122
6
Senary
11024451315
8
Octal
420061037
10
Decimal
71328287
12
Duodecimal
1ba79b3b
16
Hexadecimal
440621f
20
Vigesimal
125g0e7
36
Base36
16gt9b
md5
efdf4bc7de7c0add6ef3fca03a01d20f
sha1
ebb75326eb9117c9dabf9445272facbb03df8bb7
sha256
07538ef0cdee07b98c67cad5b6d2119351fa5f3928fbd5614e4f168947452e84
sha512
51f7be36dae09d8bfe7a72ecef308d9e7c9c50086162c3793fe5519d405c71a0fecbae81dece12158374a5daa36e84386183b05a73149e16ebc9bc201d18b604
ripemd-160
e68c8b95c41ae1de09b6bd0d335fed183e3bc085
Diameter
142656574
Circumference
448168844.86469
Area
1.5983557995483E+16
Volume
1.5201064159773E+24
Surface area
6.3934231981934E+16
Circumference
448168844.86469
Perimeter
285313148
Area
5087724526354369
Diagonal
100873430.85624
Surface area
30526347158126214
Volume
3.6289867519274E+23
Space diagonal
123544217.10085
Perimeter
213984861
Area
2.20304934364E+15
Altitude
61772108.550427
Surface area
2.20304934364E+15
Volume
4.2768019018734E+22
Height
33624476.95208