81004041 is an odd 8-digits composite number following 81004040
and preceding 81004042 . In scientific notation, it is written as 8.1004041 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 53477784 positive integers (up to 81004041) that are relatively prime to 81004041.
81004041 has 12 divisors, whose sum is 118143168
The reverse of 81004041 is 14040018
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
eighty-one million four thousand forty-one
Scientific notation
8.1004041 × 10^7
Engineering notation
8.1004041 × 10^6
Prime Factorization
3 × 3 × 103 × 87383
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
27001347
Product of the distinct prime numbers
The prime factorization of 81004041 is 3 × 3 × 103 × 87383.
Since it has a total of 4 prime factors.
1 , 10 , 8 , 88 , 387 , 541 , 608 , 1196 , 17628 , 7401 , 241397 , 971191 , 7414093 , 9491737 , 96781362 , 16681406 , 454436377 , 977953560 , 856535502 , 1882833007
n×2
162008082
n×3
243012123
n×4
324016164
n×5
405020205
n÷2
40502020.5
n÷3
27001347
n÷3
20251010.25
n÷5
16200808.2
n2
6561654658329681
n3
5.3152054297118E+23
n4
4.305531185518E+31
n5
3.4876542467848E+39
2 √n
9000.2244972001
3 √n
432.68206619543
4 √n
94.869513001807
5 √n
38.1681699183
1 , 3 , 9 , 103 , 309 , 927 , 87383 , 262149 , 786447 , 9000449 , 27001347 , 81004041
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
-81004040
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 81004041 can be divided by 12 positive divisors.
The sum of these divisors (counting 81004041) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110101000000011000001001
3
Ternary
12122102102122200
4
Quaternary
10311000120021
5
Quinary
131214112131
6
Senary
12012110413
8
Octal
465003011
10
Decimal
81004041
12
Duodecimal
23165409
16
Hexadecimal
4d40609
20
Vigesimal
1565a21
36
Base36
1c8749
md5
4214b0bd6696a41f5bdf41bef95d5b5b
sha1
d805bd7f37c699a1da98155f6cab6a2e91d4110f
sha256
59db5fda0b7e311d2065497e8a204aa20f35dd40a924b9d73134144d80af8251
sha512
d15b86d0f1bd9833c4058889e25afe70a9df8994ed31497d0625f8caa41491908c2f42192dcc0c9f2d57c522aa9d5337788d0c67151b92d5893d101f06da3143
ripemd-160
3649352541a4729a235e423913db37d332ce27bf
Diameter
162008082
Circumference
508963400.23337
Area
2.0614046070002E+16
Volume
2.2264280440404E+24
Surface area
8.2456184280007E+16
Circumference
508963400.23337
Perimeter
324016164
Area
6561654658329681
Diagonal
114557013.38923
Surface area
39369927949978086
Volume
5.3152054297118E+23
Space diagonal
140303114.63039
Perimeter
243012123
Area
2.841279812487E+15
Altitude
70151557.315196
Surface area
2.841279812487E+15
Volume
6.2640296712479E+22
Height
38185671.129742