1444 is an even 4-digits composite number following 1443
and preceding 1445 . In scientific notation, it is written as 1.444 × 10^3.
The sum of its digits is 13. It has a total of 4 prime factors and 9 positive divisors.
There are 684 positive integers (up to 1444) that are relatively prime to 1444.
1444 has 9 divisors, whose sum is 2667
The reverse of 1444 is 4441
Previous prime number is 19
Is Prime? no
Number parity even
Number length 4
Sum of Digits 13
Digital Root 4
Name
one thousand four hundred forty-four
Scientific notation
1.444 × 10^3
Engineering notation
1.444 × 10^3
Prime Factorization
2 × 2 × 19 × 19
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38
Product of the distinct prime numbers
The prime factorization of 1444 is 2 × 2 × 19 × 19.
Since it has a total of 4 prime factors.
3 , 2 , 30 , 71 , 275 , 277 , 4961 , 7744 , 98110 , 38369 , 163293 , 72501 , 9763465 , 2421348 , 48452652 , 73085633 , 529117403 , 562614697 , 7841137745 , 5054201862
n×2
2888
n×3
4332
n×4
5776
n×5
7220
n÷2
722
n÷3
481.33333333333
n÷3
361
n÷5
288.8
n2
2085136
n3
3010936384
n4
4347792138496
n5
6278211847988224
2 √n
38
3 √n
11.302878635921
4 √n
6.164414002969
5 √n
4.2846311281159
9 divisors
τ
Total Divisors
9
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1443
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.11111111111111
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
9
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1444 can be divided by 9 positive divisors.
The sum of these divisors (counting 1444) is 1, the average is 0.11111111111111.
Base
System
Value
2
Binary
10110100100
3
Ternary
1222111
4
Quaternary
112210
5
Quinary
21234
6
Senary
10404
8
Octal
2644
10
Decimal
1444
12
Duodecimal
a04
16
Hexadecimal
5a4
20
Vigesimal
3c4
36
Base36
144
md5
afe434653a898da20044041262b3ac74
sha1
ee176776f84a8e7eb91c3560943535558748ab9e
sha256
2315bd64e75a346541681575e5b227059bc726907f5a5b893505b648a3062e77
sha512
fe563a8a3e842094a20ab2263438dedd05cf2b347a0e541a4198a855514788fe8a3c1ddfdaf6af76a554da878694296b74e7cbe75eaf4a94111cde51299c9faf
ripemd-160
2548b8c35dc4d43e2c9d94170ad24f3658b9e344
Diameter
2888
Circumference
9072.9195835673
Area
6550647.9393356
Volume
12612180832.534
Surface area
26202591.757342
Circumference
9072.9195835673
Perimeter
5776
Area
2085136
Diagonal
2042.1243840667
Surface area
12510816
Volume
3010936384
Space diagonal
2501.0813661295
Perimeter
4332
Area
902890.37317273
Altitude
1250.5406830647
Surface area
902890.37317273
Volume
354842255.80795
Height
680.70812802225