81134345 is an odd 8-digits composite number following 81134344
and preceding 81134346 . In scientific notation, it is written as 8.1134345 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 64907472 positive integers (up to 81134345) that are relatively prime to 81134345.
81134345 has 4 divisors, whose sum is 97361220
The reverse of 81134345 is 54343118
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighty-one million one hundred thirty-four thousand three hundred forty-five
Scientific notation
8.1134345 × 10^7
Engineering notation
8.1134345 × 10^6
Prime Factorization
5 × 16226869
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81134345
Product of the distinct prime numbers
The prime factorization of 81134345 is 5 × 16226869.
Since it has a total of 2 prime factors.
2 , 10 , 1 , 89 , 673 , 196 , 4110 , 1424 , 38842 , 22560 , 155646 , 916572 , 270429 , 8885194 , 10154437 , 59343764 , 103893025 , 243080028 , 1657138066 , 214505422
n×2
162268690
n×3
243403035
n×4
324537380
n×5
405671725
n÷2
40567172.5
n÷3
27044781.666667
n÷3
20283586.25
n÷5
16226869
n2
6582781938579025
n3
5.3408970086444E+23
n4
4.3333018050882E+31
n5
3.5157960364315E+39
2 √n
9007.4605189254
3 √n
432.91394762987
4 √n
94.907642047021
5 √n
38.180441573117
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81134344
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81134345 can be divided by 4 positive divisors.
The sum of these divisors (counting 81134345) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110101100000001100001001
3
Ternary
12122200001101202
4
Quaternary
10311200030021
5
Quinary
131232244340
6
Senary
12014553545
8
Octal
465401411
10
Decimal
81134345
12
Duodecimal
232088b5
16
Hexadecimal
4d60309
20
Vigesimal
1571fh5
36
Base36
1caznt
md5
5c4d09c60829f96d3247ffbd16252e92
sha1
bcfd4f88a6bb62c748b9318e8109a1958bcf7754
sha256
f9f8c4e36d61f862647866cc352877b5966e8791c640d839e62b31329150598f
sha512
f746d8f5d6e18f131a7079271074877c3648d37a45f75dc20745749ef17e8c97e8308b28a5687e47ce6fe6caf824d61b39d45c04d27de1e6cae97d133faa1bd3
ripemd-160
f98ab9d946a7e3210cffb3abf710e28fecde9253
Diameter
162268690
Circumference
509782124.41164
Area
2.0680419378423E+16
Volume
2.2371897074583E+24
Surface area
8.2721677513694E+16
Circumference
509782124.41164
Perimeter
324537380
Area
6582781938579025
Diagonal
114741291.07326
Surface area
39496691631474150
Volume
5.3408970086444E+23
Space diagonal
140528807.77882
Perimeter
243403035
Area
2.8504281931914E+15
Altitude
70264403.889411
Surface area
2.8504281931914E+15
Volume
6.2943074873857E+22
Height
38247097.024419