80497981 is an odd 8-digits composite number following 80497980
and preceding 80497982 . In scientific notation, it is written as 8.0497981 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 78480048 positive integers (up to 80497981) that are relatively prime to 80497981.
80497981 has 8 divisors, whose sum is 82529280
The reverse of 80497981 is 18979408
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
eighty million four hundred ninety-seven thousand nine hundred eighty-one
Scientific notation
8.0497981 × 10^7
Engineering notation
8.0497981 × 10^6
Prime Factorization
47 × 269 × 6367
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80497981
Product of the distinct prime numbers
The prime factorization of 80497981 is 47 × 269 × 6367.
Since it has a total of 3 prime factors.
1 , 8 , 15 , 52 , 99 , 661 , 3522 , 4362 , 10715 , 80721 , 502217 , 854317 , 5266890 , 7921044 , 55701771 , 96700745 , 949271465 , 204864966 , 6268886524 , 4927987564
n×2
160995962
n×3
241493943
n×4
321991924
n×5
402489905
n÷2
40248990.5
n÷3
26832660.333333
n÷3
20124495.25
n÷5
16099596.2
n2
6479924945076361
n3
5.2162087511018E+23
n4
4.1989427293823E+31
n5
3.380064120499E+39
2 √n
8972.0667072866
3 √n
431.77914558364
4 √n
94.720994015512
5 √n
38.120360368353
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
-80497980
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 80497981 can be divided by 8 positive divisors.
The sum of these divisors (counting 80497981) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110011000100110100111101
3
Ternary
12121110201110201
4
Quaternary
10303010310331
5
Quinary
131101413411
6
Senary
11553203501
8
Octal
463046475
10
Decimal
80497981
12
Duodecimal
22b60591
16
Hexadecimal
4cc4d3d
20
Vigesimal
15324j1
36
Base36
1bxcn1
md5
2088fe234722319660d22fede4cdd95f
sha1
06f8702e8f4a639050c58839c747c20162c3e123
sha256
703753d2a4d7223b726287059056f827b9b4327aca1031006b9fe151b0da2212
sha512
6917a7726b75cb5f4f2a36b82e93c9fe2547e76ca401dbf021974582b7a859e6b43b367803bb2dc9e39b15fcbd6231738975efcf0b62305d90d2e34768424a09
ripemd-160
8e38cb450b7c05f87ea139719cba640d5f110b9a
Diameter
160995962
Circumference
505783731.47682
Area
2.0357284603265E+16
Volume
2.1849604122736E+24
Surface area
8.1429138413061E+16
Circumference
505783731.47682
Perimeter
321991924
Area
6479924945076361
Diagonal
113841336.47385
Surface area
38879549670458166
Volume
5.2162087511018E+23
Space diagonal
139426592.99871
Perimeter
241493943
Area
2.8058898085263E+15
Altitude
69713296.499357
Surface area
2.8058898085263E+15
Volume
6.1473609666479E+22
Height
37947112.157951