81004053 is an odd 8-digits composite number following 81004052
and preceding 81004054 . In scientific notation, it is written as 8.1004053 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 49848624 positive integers (up to 81004053) that are relatively prime to 81004053.
81004053 has 8 divisors, whose sum is 116313568
The reverse of 81004053 is 35040018
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
eighty-one million four thousand fifty-three
Scientific notation
8.1004053 × 10^7
Engineering notation
8.1004053 × 10^6
Prime Factorization
3 × 13 × 2077027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81004053
Product of the distinct prime numbers
The prime factorization of 81004053 is 3 × 13 × 2077027.
Since it has a total of 3 prime factors.
7 , 2 , 78 , 36 , 722 , 514 , 4833 , 2939 , 27993 , 85403 , 574889 , 111099 , 1185889 , 9404635 , 42768202 , 82412317 , 466662875 , 290023867 , 762627656 , 4993121115
n×2
162008106
n×3
243012159
n×4
324016212
n×5
405020265
n÷2
40502026.5
n÷3
27001351
n÷3
20251013.25
n÷5
16200810.6
n2
6561656602426809
n3
5.3152077919078E+23
n4
4.3055337368171E+31
n5
3.4876568301042E+39
2 √n
9000.2251638501
3 √n
432.68208756138
4 √n
94.869516515317
5 √n
38.168171049152
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
-81004052
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 81004053 can be divided by 8 positive divisors.
The sum of these divisors (counting 81004053) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110101000000011000010101
3
Ternary
12122102102200010
4
Quaternary
10311000120111
5
Quinary
131214112203
6
Senary
12012110433
8
Octal
465003025
10
Decimal
81004053
12
Duodecimal
23165419
16
Hexadecimal
4d40615
20
Vigesimal
1565a2d
36
Base36
1c874l
md5
f2c23d22795ca5a7533dbfea6530d2d5
sha1
13cb3be28276622371e1bbdb2f80a5cb580f6d38
sha256
45685be232321ad1560d26ad79a1d8f57e03dd8e6b085976fbf88548505b73fa
sha512
e8a5cd002d9a180071d759bbbbc3f69bcd928863eb81f0b2c62b148871d1be33f2227df0f5fdc53471f2717c9b7be1759d140c5075dde43d728e54084477f563
ripemd-160
04e40b30c83b26cadfe5ad5c12144253509b0770
Diameter
162008106
Circumference
508963475.6316
Area
2.0614052177563E+16
Volume
2.2264290335148E+24
Surface area
8.2456208710252E+16
Circumference
508963475.6316
Perimeter
324016212
Area
6561656602426809
Diagonal
114557030.35979
Surface area
39369939614560854
Volume
5.3152077919078E+23
Space diagonal
140303135.415
Perimeter
243012159
Area
2.8412806543058E+15
Altitude
70151567.707501
Surface area
2.8412806543058E+15
Volume
6.2640324551226E+22
Height
38185676.786596