73816981 is an odd 8-digits composite number following 73816980
and preceding 73816982 . In scientific notation, it is written as 7.3816981 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 63056448 positive integers (up to 73816981) that are relatively prime to 73816981.
73816981 has 12 divisors, whose sum is 86160972
The reverse of 73816981 is 18961837
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-three million eight hundred sixteen thousand nine hundred eighty-one
Scientific notation
7.3816981 × 10^7
Engineering notation
7.3816981 × 10^6
Prime Factorization
7 × 7 × 313 × 4813
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10545283
Product of the distinct prime numbers
The prime factorization of 73816981 is 7 × 7 × 313 × 4813.
Since it has a total of 4 prime factors.
5 , 4 , 7 , 80 , 765 , 572 , 3221 , 634 , 67799 , 31753 , 790250 , 569939 , 4804545 , 17296 , 59301166 , 92453874 , 341609487 , 565474158 , 358622668 , 8721696536
n×2
147633962
n×3
221450943
n×4
295267924
n×5
369084905
n÷2
36908490.5
n÷3
24605660.333333
n÷3
18454245.25
n÷5
14763396.2
n2
5448946683954361
n3
4.0222479383947E+23
n4
2.9691019964577E+31
n5
2.1917014565958E+39
2 √n
8591.6809181906
3 √n
419.48724462971
4 √n
92.69132061952
5 √n
37.465476099797
1 , 7 , 49 , 313 , 2191 , 4813 , 15337 , 33691 , 235837 , 1506469 , 10545283 , 73816981
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-73816980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 73816981 can be divided by 12 positive divisors.
The sum of these divisors (counting 73816981) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100011001100101101110010101
3
Ternary
12010220021212021
4
Quaternary
10121211232111
5
Quinary
122344120411
6
Senary
11154053141
8
Octal
431455625
10
Decimal
73816981
12
Duodecimal
2087a1b1
16
Hexadecimal
4665b95
20
Vigesimal
1317291
36
Base36
17y5jp
md5
83ba2eac27ac9a10828a6d252781634e
sha1
314a12bdd1f7adde68980c07fdc8b7d8c08a62d9
sha256
da02bf0638b1667b11023e522e7411df62a41ad5ad23d6e20a8c041949b73c95
sha512
dbcdd7f2410abd97769ff7d3b56e7c460b2da88d02efe0acb8b45f194d8bbe528b50a8dc6d8c4a3f07641cb1109b8a49c7b648d3c319fbaaf754370c51432cb1
ripemd-160
e9a4cf10752a68f7aec2391ab79d9663a6013eb2
Diameter
147633962
Circumference
463805770.43955
Area
1.7118370872113E+16
Volume
1.684835276557E+24
Surface area
6.8473483488454E+16
Circumference
463805770.43955
Perimeter
295267924
Area
5448946683954361
Diagonal
104392975.66364
Surface area
32693680103726166
Volume
4.0222479383947E+23
Space diagonal
127854761.55335
Perimeter
221450943
Area
2.3594631260857E+15
Altitude
63927380.776673
Surface area
2.3594631260857E+15
Volume
4.7402646547542E+22
Height
34797658.554546