81103306 is an even 8-digits composite number following 81103305
and preceding 81103307 . In scientific notation, it is written as 8.1103306 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 40501440 positive integers (up to 81103306) that are relatively prime to 81103306.
81103306 has 8 divisors, whose sum is 121805604
The reverse of 81103306 is 60330118
Previous prime number is 821
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
eighty-one million one hundred three thousand three hundred six
Scientific notation
8.1103306 × 10^7
Engineering notation
8.1103306 × 10^6
Prime Factorization
2 × 821 × 49393
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81103306
Product of the distinct prime numbers
The prime factorization of 81103306 is 2 × 821 × 49393.
Since it has a total of 3 prime factors.
2 , 7 , 88 , 54 , 287 , 317 , 9491 , 7234 , 57007 , 78727 , 196780 , 983369 , 3897564 , 5581219 , 7236265 , 36805361 , 187412539 , 147252495 , 8136779146 , 8726539038
n×2
162206612
n×3
243309918
n×4
324413224
n×5
405516530
n÷2
40551653
n÷3
27034435.333333
n÷3
20275826.5
n÷5
16220661.2
n2
6577746244129636
n3
5.33476966428E+23
n4
4.3266745652162E+31
n5
3.5090761122514E+39
2 √n
9005.737393462
3 √n
432.85873496618
4 √n
94.898563706001
5 √n
38.177519840982
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
-81103305
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 81103306 can be divided by 8 positive divisors.
The sum of these divisors (counting 81103306) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110101011000100111001010
3
Ternary
12122121110211011
4
Quaternary
10311120213022
5
Quinary
131230301211
6
Senary
12014154134
8
Octal
465304712
10
Decimal
81103306
12
Duodecimal
231b294a
16
Hexadecimal
4d589ca
20
Vigesimal
156hi56
36
Base36
1cabpm
md5
dbe89c7ce535100f449c393f0e0667d0
sha1
9cbecbf0ce1f26c14dbd84ae499d3e22b52f0fa8
sha256
efcdb375cd28cc56c70a80b1ad8d10ad34dc003fb1f82554649c67e9ae6e3627
sha512
664acd4eb5ee0df634f7fd83cbd9a8e7d3d358eb158af1777785dcdaa36e6e2800ee7200552b056b767c34b99636715d38154bd214e46aaafccd10651f062d3c
ripemd-160
9a43184eedc529508fb9a5a8720208376ae8fe7a
Diameter
162206612
Circumference
509587100.62289
Area
2.0664599277736E+16
Volume
2.2346230914527E+24
Surface area
8.2658397110942E+16
Circumference
509587100.62289
Perimeter
324413224
Area
6577746244129636
Diagonal
114697395.2985
Surface area
39466477464777816
Volume
5.33476966428E+23
Space diagonal
140475046.65381
Perimeter
243309918
Area
2.848247673532E+15
Altitude
70237523.326903
Surface area
2.848247673532E+15
Volume
6.2870863428011E+22
Height
38232465.099498