81444303 is an odd 8-digits composite number following 81444302
and preceding 81444304 . In scientific notation, it is written as 8.1444303 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 54158400 positive integers (up to 81444303) that are relatively prime to 81444303.
81444303 has 8 divisors, whose sum is 90723360
The reverse of 81444303 is 30344418
Previous prime number is 401
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighty-one million four hundred forty-four thousand three hundred three
Scientific notation
8.1444303 × 10^7
Engineering notation
8.1444303 × 10^6
Prime Factorization
9 × 401 × 22567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81444303
Product of the distinct prime numbers
The prime factorization of 81444303 is 9 × 401 × 22567.
Since it has a total of 3 prime factors.
1 , 9 , 39 , 68 , 680 , 564 , 2516 , 5290 , 48373 , 47329 , 77246 , 454844 , 8198075 , 5819572 , 90738419 , 25468843 , 173844709 , 291819623 , 4333591144 , 7304453406
n×2
162888606
n×3
244332909
n×4
325777212
n×5
407221515
n÷2
40722151.5
n÷3
27148101
n÷3
20361075.75
n÷5
16288860.6
n2
6633174491155809
n3
5.4023427310956E+23
n4
4.399900383012E+31
n5
3.5834681996385E+39
2 √n
9024.6497438959
3 √n
433.46453495939
4 √n
94.998156528934
5 √n
38.209569288002
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
-81444302
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 81444303 can be divided by 8 positive divisors.
The sum of these divisors (counting 81444303) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110101011110111001111
3
Ternary
12200020210120200
4
Quaternary
10312223313033
5
Quinary
131322204203
6
Senary
12025344543
8
Octal
466536717
10
Decimal
81444303
12
Duodecimal
23338153
16
Hexadecimal
4dabdcf
20
Vigesimal
1590af3
36
Base36
1chmtr
md5
daca7101a532693759697f3122e9e125
sha1
d735404380ce32b726f2f80dc6569d3a5eff0763
sha256
a12b37b4328c4798a24c92327e9497a5d2514c13bdd521c5cf9c3f6bd4e1f717
sha512
221ad4ffa01b5a3127aaca58f00caf8e2e1f0d6d67119142a395e073fdbb10a332d1000b636ee6827ea876071fe077df7bedb75ae75261d51f3140130ce91523
ripemd-160
edcfe5257fab64334484643b4ad320bb2a6b71d6
Diameter
162888606
Circumference
511729647.96308
Area
2.0838732251394E+16
Volume
2.2629280314912E+24
Surface area
8.3354929005577E+16
Circumference
511729647.96308
Perimeter
325777212
Area
6633174491155809
Diagonal
115179637.88062
Surface area
39799046946934854
Volume
5.4023427310956E+23
Space diagonal
141065670.78303
Perimeter
244332909
Area
2.8722488085379E+15
Altitude
70532835.391517
Surface area
2.8722488085379E+15
Volume
6.3667219657526E+22
Height
38393212.626875