486391981 is an odd 9-digits composite number following 486391980
and preceding 486391982 . In scientific notation, it is written as 4.86391981 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 457560000 positive integers (up to 486391981) that are relatively prime to 486391981.
486391981 has 8 divisors, whose sum is 515251584
The reverse of 486391981 is 189193684
Previous prime number is 11251
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
four hundred eighty-six million three hundred ninety-one thousand nine hundred eighty-one
Scientific notation
4.86391981 × 10^8
Engineering notation
4.86391981 × 10^6
Prime Factorization
17 × 11251 × 2543
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
486391981
Product of the distinct prime numbers
The prime factorization of 486391981 is 17 × 11251 × 2543.
Since it has a total of 3 prime factors.
3 , 9 , 57 , 13 , 876 , 905 , 7737 , 9892 , 51628 , 25539 , 185339 , 227311 , 8405447 , 4775838 , 31021400 , 27968659 , 27609221 , 222074360 , 8633117852 , 3267581608
n×2
972783962
n×3
1459175943
n×4
1945567924
n×5
2431959905
n÷2
243195990.5
n÷3
162130660.33333
n÷3
121597995.25
n÷5
97278396.2
n2
236577159181104361
n3
1.1506923311345E+26
n4
5.5968752246202E+34
n5
2.7222752279128E+43
2 √n
22054.296202781
3 √n
786.43373611726
4 √n
148.50688941184
5 √n
54.625733454478
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
-486391980
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 486391981 can be divided by 8 positive divisors.
The sum of these divisors (counting 486391981) is 1, the average is 0.125.
Base
System
Value
2
Binary
11100111111011100000010101101
3
Ternary
1020220020021100211
4
Quaternary
130333130002231
5
Quinary
1444004020411
6
Senary
120133022421
8
Octal
3477340255
10
Decimal
486391981
12
Duodecimal
116a84a11
16
Hexadecimal
1cfdc0ad
20
Vigesimal
7bjijj1
36
Base36
81l2gd
md5
04cf9fe6eccfd39cb756cc391742e30b
sha1
4b57ad5f6211cce47e48d0bdfb5ac30dea68a2b4
sha256
a4d681c21972ed897be7474a9f5f2ce01f0ed54ba96af883cb8d66548c5727ac
sha512
04026764018953b1b95edd19791ab4c173032af4a38d812cc6a3d0fa02ccb2a79eae9ae49f463c73060e983751806d69de73a843ed3ada3ed6187e10a6c19013
ripemd-160
7a02b678e7eb247ec820a13dfc3c9a41b739a205
Diameter
972783962
Circumference
3056090948.5492
Area
7.432290652905E+17
Volume
4.820008765379E+26
Surface area
2.972916261162E+18
Circumference
3056090948.5492
Perimeter
1945567924
Area
236577159181104361
Diagonal
687862136.15972
Surface area
1419462955086626166
Volume
1.1506923311345E+26
Space diagonal
842455623.48608
Perimeter
1459175943
Area
1.02440914903E+17
Altitude
421227811.74304
Surface area
1.02440914903E+17
Volume
1.3561039173409E+25
Height
229287378.71991