81480334 is an even 8-digits composite number following 81480333
and preceding 81480335 . In scientific notation, it is written as 8.1480334 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 37260000 positive integers (up to 81480334) that are relatively prime to 81480334.
81480334 has 16 divisors, whose sum is 132834240
The reverse of 81480334 is 43308418
Previous prime number is 109
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty-one million four hundred eighty thousand three hundred thirty-four
Scientific notation
8.1480334 × 10^7
Engineering notation
8.1480334 × 10^6
Prime Factorization
2 × 13 × 109 × 28751
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
81480334
Product of the distinct prime numbers
The prime factorization of 81480334 is 2 × 13 × 109 × 28751.
Since it has a total of 4 prime factors.
6 , 1 , 69 , 63 , 659 , 611 , 6586 , 8707 , 83732 , 57975 , 71278 , 299190 , 6673422 , 866394 , 27089307 , 70376605 , 416392736 , 385792970 , 8041098884 , 3971977598
n×2
162960668
n×3
244441002
n×4
325921336
n×5
407401670
n÷2
40740167
n÷3
27160111.333333
n÷3
20370083.5
n÷5
16296066.8
n2
6639044828751556
n3
5.4095159008765E+23
n4
4.4076916238173E+31
n5
3.5914018567763E+39
2 √n
9026.6457779177
3 √n
433.52844717706
4 √n
95.008661594182
5 √n
38.212949476373
1 , 2 , 13 , 26 , 109 , 218 , 1417 , 2834 , 28751 , 57502 , 373763 , 747526 , 3133859 , 6267718 , 40740167 , 81480334
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81480333
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81480334 can be divided by 16 positive divisors.
The sum of these divisors (counting 81480334) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110110110100101010001110
3
Ternary
12200022122000011
4
Quaternary
10312310222032
5
Quinary
131324332314
6
Senary
12030223434
8
Octal
466645216
10
Decimal
81480334
12
Duodecimal
23354b7a
16
Hexadecimal
4db4a8e
20
Vigesimal
15950ge
36
Base36
1ciemm
md5
5929ecdcd18b05948872240022193a2e
sha1
658e7a92ee38ffb539505c23714cfb5f908a2742
sha256
3100834f4b6224beeff1b712be9855850f29b012ae56eb2cc48fdf923a5628c1
sha512
104154ec1e2b82034b69a9a43196d1305940ab35f763e1bd790d90398099088edd3b69ae87d8a42b29431c369d70244a159403db3d73e36c5d9d0b32202a1a2d
ripemd-160
25b8c2e45b757f8f845bfeebea559fd9c9533e41
Diameter
162960668
Circumference
511956037.41289
Area
2.0857174460859E+16
Volume
2.2659327218228E+24
Surface area
8.3428697843437E+16
Circumference
511956037.41289
Perimeter
325921336
Area
6639044828751556
Diagonal
115230593.40949
Surface area
39834268972509336
Volume
5.4095159008765E+23
Space diagonal
141128078.30568
Perimeter
244441002
Area
2.8747907392813E+15
Altitude
70564039.152841
Surface area
2.8747907392813E+15
Volume
6.3751756274104E+22
Height
38410197.803163