8049581981 is an odd 10-digits composite number following 8049581980
and preceding 8049581982 . In scientific notation, it is written as 8.049581981 × 10^9.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 6898887360 positive integers (up to 8049581981) that are relatively prime to 8049581981.
8049581981 has 8 divisors, whose sum is 9200528064
The reverse of 8049581981 is 1891859408
Previous prime number is 115793
Is Prime? no Number parity odd Number length 10 Sum of Digits 53 Digital Root 8
Name
eight billion forty-nine million five hundred eighty-one thousand nine hundred eighty-one
Scientific notation
8.049581981 × 10^9
Engineering notation
8.049581981 × 10^9
Prime Factorization
7 × 115793 × 9931
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
8049581981 Product of the distinct prime numbers
The prime factorization of 8049581981 is 7 × 115793 × 9931.
Since it has a total of 3 prime factors.
1 , 5 , 13 , 72 , 104 , 364 , 4661 , 3250 , 89234 , 39179 , 656829 , 902224 , 6109043 , 8544775 , 14684329 , 33634598 , 934948093 , 113682111 , 2431149161 , 2934039690
n×2
16099163962
n×3
24148745943
n×4
32198327924
n×5
40247909905
n÷2
4024790990.5
n÷3
2683193993.6667
n÷3
2012395495.25
n÷5
1609916396.2
n2
6.479577006884E+19
n3
5.2157886319115E+29
n4
4.198491818814E+39
n5
3.3796104092101E+49
2 √n89719.462665578
3 √n2004.1233250035
4 √n299.5320728496
5 √n95.753501811944
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
-8049581980 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 8049581981 can be divided by 8 positive divisors.
The sum of these divisors (counting 8049581981) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011111110010101101111110011101
3
Ternary
202202222201010120222
4
Quaternary
13133302231332131
5
Quinary
112441143110411
6
Senary
3410430251125
8
Octal
73762557635
10
Decimal
8049581981
12
Duodecimal
1687956aa5
16
Hexadecimal
1dfcadf9d
20
Vigesimal
65f9hej1
36
Base36
3p4ih7h
md5
07dc7ef23f041c2eb88172693c465087
sha1
738c38e551884f77a61bb32068d1841500360e1e
sha256
55c11bf3eec36c9a32307eadf4a3637838520742d9f4eed2dc7d60bf5ba42e2b
sha512
d4f82240050c8bfcefd92c9db726ef1af659dfd1875d100bca1eca1a490e2b9d6e2aca8e8e71784d9e197fcfb96327b3f7fc8bf040dd820c59584db87fdca5d6
ripemd-160
9619277372121fdd314fc2900504df120260b542
Diameter
16099163962
Circumference
50577015231.957
Area
2.0356191523196E+20
Volume
2.1847844331587E+30
Surface area
8.1424766092784E+20
Circumference
50577015231.957
Perimeter
32198327924
Area
6.479577006884E+19
Diagonal
11383828008.964
Surface area
3.8877462041304E+20
Volume
5.2157886319115E+29
Space diagonal
13942284970.783
Perimeter
24148745943
Area
2.8057391468695E+19
Altitude
6971142485.3915
Surface area
2.8057391468695E+19
Volume
6.1468658514339E+28
Height
3794609336.3214