71281246 is an even 8-digits composite number following 71281245
and preceding 71281247 . In scientific notation, it is written as 7.1281246 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 34411608 positive integers (up to 71281246) that are relatively prime to 71281246.
71281246 has 8 divisors, whose sum is 110608920
The reverse of 71281246 is 64218217
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million two hundred eighty-one thousand two hundred forty-six
Scientific notation
7.1281246 × 10^7
Engineering notation
7.1281246 × 10^6
Prime Factorization
2 × 29 × 1228987
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71281246
Product of the distinct prime numbers
The prime factorization of 71281246 is 2 × 29 × 1228987.
Since it has a total of 3 prime factors.
10 , 6 , 56 , 49 , 224 , 816 , 5970 , 7279 , 54839 , 77003 , 170877 , 992705 , 3506684 , 4482684 , 21763557 , 29155477 , 247763001 , 520406557 , 2363812175 , 7517404844
n×2
142562492
n×3
213843738
n×4
285124984
n×5
356406230
n÷2
35640623
n÷3
23760415.333333
n÷3
17820311.5
n÷5
14256249.2
n2
5081016031312516
n3
3.6218115365793E+23
n4
2.5816723910455E+31
n5
1.8402482479752E+39
2 √n
8442.8221584965
3 √n
414.62780972019
4 √n
91.884830948838
5 √n
37.204464379
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
-71281245
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 71281246 can be divided by 8 positive divisors.
The sum of these divisors (counting 71281246) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111111010101001011110
3
Ternary
11222010110111011
4
Quaternary
10033322221132
5
Quinary
121221444441
6
Senary
11023445434
8
Octal
417725136
10
Decimal
71281246
12
Duodecimal
1ba5687a
16
Hexadecimal
43faa5e
20
Vigesimal
125a326
36
Base36
16fsym
md5
962ae3d7a73d6e0ed1b616b43376b752
sha1
c728c738944b2a4b0b445b2ae0d6728a33eb72f3
sha256
7c50ed5892f378a52f0b9867c84dd2a5da0e9a06a595c76d6240b407e9b29e2b
sha512
eceba4cd2ce27d7f74e4d826bc7665ad63b00b05ab0b32ff4b3d665b004bd2f9997bd8bac785adbf5abbb3c0e7aa7d88a4d9014b28dbacc040862e3a8b5c3a80
ripemd-160
66c0b22a082c26e6f9d9ba5c21033db6282ece6a
Diameter
142562492
Circumference
447873277.54465
Area
1.5962482636743E+16
Volume
1.5171008688006E+24
Surface area
6.3849930546973E+16
Circumference
447873277.54465
Perimeter
285124984
Area
5081016031312516
Diagonal
100806904.83605
Surface area
30486096187875096
Volume
3.6218115365793E+23
Space diagonal
123462739.69882
Perimeter
213843738
Area
2.2001444800763E+15
Altitude
61731369.849408
Surface area
2.2001444800763E+15
Volume
4.2683458294915E+22
Height
33602301.612018