81004051 is an odd 8-digits prime number following 81004050
and preceding 81004052 . In scientific notation, it is written as 8.1004051 × 10^7.
The sum of its digits is 19. It has a total of 1 prime factors and 2 positive divisors.
There are 81004050 positive integers (up to 81004051) that are relatively prime to 81004051.
81004051 has 2 divisors, whose sum is 81004052
The reverse of 81004051 is 15040018
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
eighty-one million four thousand fifty-one
Scientific notation
8.1004051 × 10^7
Engineering notation
8.1004051 × 10^6
Prime Factorization
81004051
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81004051
Product of the distinct prime numbers
The prime factorization of 81004051 is 81004051.
Since it has a total of 1 prime factors.
4 , 9 , 64 , 77 , 450 , 513 , 9635 , 2556 , 68954 , 63729 , 271462 , 979777 , 4384104 , 2941290 , 45116196 , 2794946 , 870773486 , 398540906 , 8678987308 , 1998207386
n×2
162008102
n×3
243012153
n×4
324016204
n×5
405020255
n÷2
40502025.5
n÷3
27001350.333333
n÷3
20251012.75
n÷5
16200810.2
n2
6561656278410601
n3
5.3152073982084E+23
n4
4.3055333116005E+31
n5
3.4876563995509E+39
2 √n
9000.2250527417
3 √n
432.68208400039
4 √n
94.869515929732
5 √n
38.168170860677
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81004052
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40502026
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9000.2251082959
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999753099
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81004051 can be divided by 2 positive divisors.
The sum of these divisors (counting 81004051) is 81004052, the average is 40502026.
Base
System
Value
2
Binary
100110101000000011000010011
3
Ternary
12122102102200001
4
Quaternary
10311000120103
5
Quinary
131214112201
6
Senary
12012110431
8
Octal
465003023
10
Decimal
81004051
12
Duodecimal
23165417
16
Hexadecimal
4d40613
20
Vigesimal
1565a2b
36
Base36
1c874j
md5
33e241882e7264d4568e729049e4913c
sha1
72a003babad72ec5a8bb6d97f35147352fea71e9
sha256
e33b7d0248caa5a3472fa6ed68a62f60c5f4f9fc05c26250dce02db8cbb71522
sha512
703f70518c59d927a17bdcf8fc64b93dfe4778f6a3e454bcd041d13ab79a201c777eb6011fff200be62aadffc0e4596dc94edc26d75d99113c025f3b0cdc5c7c
ripemd-160
40a366603759229b9a4f1edf26456f9dd5f78859
Diameter
162008102
Circumference
508963463.06523
Area
2.0614051159636E+16
Volume
2.2264288686024E+24
Surface area
8.2456204638544E+16
Circumference
508963463.06523
Perimeter
324016204
Area
6561656278410601
Diagonal
114557027.53136
Surface area
39369937670463606
Volume
5.3152073982084E+23
Space diagonal
140303131.9509
Perimeter
243012153
Area
2.8412805140026E+15
Altitude
70151565.97545
Surface area
2.8412805140026E+15
Volume
6.2640319911435E+22
Height
38185675.843787