8049881981 is an odd 10-digits composite number following 8049881980
and preceding 8049881982 . In scientific notation, it is written as 8.049881981 × 10^9.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 7626203964 positive integers (up to 8049881981) that are relatively prime to 8049881981.
8049881981 has 4 divisors, whose sum is 8473560000
The reverse of 8049881981 is 1891889408
Previous prime number is 19
Is Prime? no Number parity odd Number length 10 Sum of Digits 56 Digital Root 2
Name
eight billion forty-nine million eight hundred eighty-one thousand nine hundred eighty-one
Scientific notation
8.049881981 × 10^9
Engineering notation
8.049881981 × 10^9
Prime Factorization
19 × 423677999
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
8049881981 Product of the distinct prime numbers
The prime factorization of 8049881981 is 19 × 423677999.
Since it has a total of 2 prime factors.
9 , 2 , 18 , 8 , 203 , 438 , 8401 , 1016 , 60220 , 59964 , 635473 , 746239 , 8155024 , 1594655 , 8817845 , 70917461 , 209868246 , 646309622 , 6172439849 , 4545141943
n×2
16099763962
n×3
24149645943
n×4
32199527924
n×5
40249409905
n÷2
4024940990.5
n÷3
2683293993.6667
n÷3
2012470495.25
n÷5
1609976396.2
n2
6.4800599908028E+19
n3
5.2163718155763E+29
n4
4.1991177484404E+39
n5
3.3802402299268E+49
2 √n89721.134528048
3 √n2004.148221929
4 √n299.534863627
5 √n95.754215529063
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-8049881980 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8049881981 can be divided by 4 positive divisors.
The sum of these divisors (counting 8049881981) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011111110011110111001101111101
3
Ternary
202210000021101010002
4
Quaternary
13133303313031331
5
Quinary
112441232210411
6
Senary
3410440524045
8
Octal
73763671575
10
Decimal
8049881981
12
Duodecimal
1687a80625
16
Hexadecimal
1dfcf737d
20
Vigesimal
65fbf4j1
36
Base36
3p4owot
md5
75e46e8b8322af3eac5c38d13ffc366f
sha1
e4ab2497c669bb0f7346b190d0a60fb9c955a3f4
sha256
8e87be84a57270d767a7a4eb69cb0f728420e157e18c4d5a20e2fd5784ed3530
sha512
66b0133c093ee5166965b8058e47f4c06fc32870026e4ac5dd1cfc90fbeb17abf4c57da508b405fdc20f2341f14f329e9c68f73eb0878111cba28ee42a8661fc
ripemd-160
9af34f40b8b1469ac1f7dddf99b85bdbb00df0a4
Diameter
16099763962
Circumference
50578900187.549
Area
2.0357708861927E+20
Volume
2.185028716561E+30
Surface area
8.1430835447709E+20
Circumference
50578900187.549
Perimeter
32199527924
Area
6.4800599908028E+19
Diagonal
11384252273.033
Surface area
3.8880359944817E+20
Volume
5.2163718155763E+29
Space diagonal
13942804586.025
Perimeter
24149645943
Area
2.8059482850412E+19
Altitude
6971402293.0126
Surface area
2.8059482850412E+19
Volume
6.147553139974E+28
Height
3794750757.6777