81093051 is an odd 8-digits composite number following 81093050
and preceding 81093052 . In scientific notation, it is written as 8.1093051 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 49903344 positive integers (up to 81093051) that are relatively prime to 81093051.
81093051 has 8 divisors, whose sum is 97034560
The reverse of 81093051 is 15039018
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighty-one million ninety-three thousand fifty-one
Scientific notation
8.1093051 × 10^7
Engineering notation
8.1093051 × 10^6
Prime Factorization
9 × 13 × 693103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81093051
Product of the distinct prime numbers
The prime factorization of 81093051 is 9 × 13 × 693103.
Since it has a total of 3 prime factors.
4 , 6 , 14 , 44 , 727 , 318 , 642 , 7394 , 88680 , 34014 , 621261 , 275704 , 3807098 , 2034066 , 35920977 , 75588932 , 281828404 , 973793094 , 9613240983 , 6160637298
n×2
162186102
n×3
243279153
n×4
324372204
n×5
405465255
n÷2
40546525.5
n÷3
27031017
n÷3
20273262.75
n÷5
16218610.2
n2
6576082920488601
n3
5.3327462765141E+23
n4
4.3244866577142E+31
n5
3.5068581708284E+39
2 √n
9005.1680162005
3 √n
432.84049011422
4 √n
94.895563732982
5 √n
38.176554330972
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
-81093050
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 81093051 can be divided by 8 positive divisors.
The sum of these divisors (counting 81093051) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110101010110000110111011
3
Ternary
12122120221202100
4
Quaternary
10311112012323
5
Quinary
131224434201
6
Senary
12014034443
8
Octal
465260673
10
Decimal
81093051
12
Duodecimal
231a8a23
16
Hexadecimal
4d561bb
20
Vigesimal
156gccb
36
Base36
1ca3sr
md5
57f478252f0b0e4e78b7bf9be6d6a12e
sha1
629deeb0f50b2eb76e39b06816c7080c806f2069
sha256
44d9291c6ad691dc4c80346769a8edacea627523f49eea6a3acf054e66dd298a
sha512
2d234eb3b5a03132ed557837acabeb637a8fda6b54ac2f5c895ba169ee90db20dda47ec938d63a006d5b61d56556a3f294c785122a89e5191fd37e3feed64ec4
ripemd-160
fa4be648a58791dee7dc61c42cd54d36d348b0a5
Diameter
162186102
Circumference
509522666.55756
Area
2.0659373792404E+16
Volume
2.2337755367673E+24
Surface area
8.2637495169617E+16
Circumference
509522666.55756
Perimeter
324372204
Area
6576082920488601
Diagonal
114682892.53841
Surface area
39456497522931606
Volume
5.3327462765141E+23
Space diagonal
140457284.47277
Perimeter
243279153
Area
2.847527433268E+15
Altitude
70228642.236387
Surface area
2.847527433268E+15
Volume
6.2847017574507E+22
Height
38227630.846138