81359093 is an odd 8-digits composite number following 81359092
and preceding 81359094 . In scientific notation, it is written as 8.1359093 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 76354240 positive integers (up to 81359093) that are relatively prime to 81359093.
81359093 has 8 divisors, whose sum is 86391360
The reverse of 81359093 is 39095318
Previous prime number is 359
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-one million three hundred fifty-nine thousand ninety-three
Scientific notation
8.1359093 × 10^7
Engineering notation
8.1359093 × 10^6
Prime Factorization
17 × 359 × 13331
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81359093
Product of the distinct prime numbers
The prime factorization of 81359093 is 17 × 359 × 13331.
Since it has a total of 3 prime factors.
9 , 8 , 71 , 53 , 265 , 803 , 5154 , 7158 , 96946 , 92805 , 159484 , 798622 , 9917574 , 596980 , 26070200 , 2472511 , 474346885 , 884601132 , 8228981617 , 5320481286
n×2
162718186
n×3
244077279
n×4
325436372
n×5
406795465
n÷2
40679546.5
n÷3
27119697.666667
n÷3
20339773.25
n÷5
16271818.6
n2
6619302013782649
n3
5.3854040813443E+23
n4
4.3815159149667E+31
n5
3.5647616080676E+39
2 √n
9019.9275495982
3 √n
433.31331340777
4 √n
94.973299140328
5 √n
38.20157069096
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
-81359092
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 81359093 can be divided by 8 positive divisors.
The sum of these divisors (counting 81359093) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110010111000011110101
3
Ternary
12200002110200202
4
Quaternary
10312113003311
5
Quinary
131311442333
6
Senary
12023450245
8
Octal
466270365
10
Decimal
81359093
12
Duodecimal
232b6985
16
Hexadecimal
4d970f5
20
Vigesimal
1589hed
36
Base36
1cft2t
md5
f91d4e88f5d3cac847a14ff53f2e1cc0
sha1
040e2a77819c16e86be8dccbe6f7b695601311ae
sha256
cf4e2124323d6c59ca38813b303988b98465c97efdbbeb2c274b11e62618da49
sha512
ce5b9486d3beb970ebff3982fe1ed4ba1caf186fab7563e765bfb976153deceac2907b3698ff801ad45dc0402c43e0c87d7a0d6ffa0161e12281b06c8ca0b63f
ripemd-160
ee85c0f03ce5092af9c5628b2bd20cbf1e02552a
Diameter
162718186
Circumference
511194257.74306
Area
2.0795150578392E+16
Volume
2.2558327864752E+24
Surface area
8.3180602313567E+16
Circumference
511194257.74306
Perimeter
325436372
Area
6619302013782649
Diagonal
115059132.74297
Surface area
39715812082695894
Volume
5.3854040813443E+23
Space diagonal
140918082.73372
Perimeter
244077279
Area
2.8662418496286E+15
Altitude
70459041.366861
Surface area
2.8662418496286E+15
Volume
6.3467595755804E+22
Height
38353044.247658