80495981 is an odd 8-digits composite number following 80495980
and preceding 80495982 . In scientific notation, it is written as 8.0495981 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 80411772 positive integers (up to 80495981) that are relatively prime to 80495981.
80495981 has 4 divisors, whose sum is 80580192
The reverse of 80495981 is 18959408
Previous prime number is 967
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighty million four hundred ninety-five thousand nine hundred eighty-one
Scientific notation
8.0495981 × 10^7
Engineering notation
8.0495981 × 10^6
Prime Factorization
967 × 83243
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80495981
Product of the distinct prime numbers
The prime factorization of 80495981 is 967 × 83243.
Since it has a total of 2 prime factors.
10 , 2 , 78 , 14 , 237 , 751 , 3995 , 4139 , 464 , 7371 , 280715 , 649642 , 6116853 , 2192660 , 60311424 , 25250347 , 978826445 , 250598618 , 7204244706 , 2320355699
n×2
160991962
n×3
241487943
n×4
321983924
n×5
402479905
n÷2
40247990.5
n÷3
26831993.666667
n÷3
20123995.25
n÷5
16099196.2
n2
6479602957152361
n3
5.2158199652648E+23
n4
4.1985254482338E+31
n5
3.3796442470904E+39
2 √n
8971.955249554
3 √n
431.77556965361
4 √n
94.720405666118
5 √n
38.12017094378
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
-80495980
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 80495981 can be divided by 4 positive divisors.
The sum of these divisors (counting 80495981) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011000100010101101101
3
Ternary
12121110121201122
4
Quaternary
10303010111231
5
Quinary
131101332411
6
Senary
11553150325
8
Octal
463042555
10
Decimal
80495981
12
Duodecimal
22b5b3a5
16
Hexadecimal
4cc456d
20
Vigesimal
1531jj1
36
Base36
1bxb3h
md5
194ed9af32d2f6374c5cf3ebec8b8375
sha1
d53fbb9c52bdbbd4fdd84161f5c6faa56792e1b3
sha256
39b3aebf84812eb4a7377db7f8d906c6eaa00d9b45c990ccd6bdd84152b62688
sha512
ce6dbdc433fe42187a6b56e99743fc71368f32ae984a1db3d1263e3ced0ae38df609422a96750f1c6da19d03221d257267c047cd829e4bf754de73d7fcb70dab
ripemd-160
8452e3e15210c3c02533d0b6736bddbaae4848a4
Diameter
160991962
Circumference
505771165.10621
Area
2.0356273048369E+16
Volume
2.184797558043E+24
Surface area
8.1425092193474E+16
Circumference
505771165.10621
Perimeter
321983924
Area
6479602957152361
Diagonal
113838508.04673
Surface area
38877617742914166
Volume
5.2158199652648E+23
Space diagonal
139423128.8971
Perimeter
241487943
Area
2.8057503836654E+15
Altitude
69711564.448549
Surface area
2.8057503836654E+15
Volume
6.1469027781449E+22
Height
37946169.348909