144989 is an odd 6-digits composite number following 144988
and preceding 144990 . In scientific notation, it is written as 1.44989 × 10^5.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 126576 positive integers (up to 144989) that are relatively prime to 144989.
144989 has 8 divisors, whose sum is 164640
The reverse of 144989 is 989441
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 35
Digital Root 8
Name
one hundred forty-four thousand nine hundred eighty-nine
Scientific notation
1.44989 × 10^5
Engineering notation
1.44989 × 10^3
Prime Factorization
13 × 19 × 587
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
144989
Product of the distinct prime numbers
The prime factorization of 144989 is 13 × 19 × 587.
Since it has a total of 3 prime factors.
5 , 8 , 38 , 46 , 879 , 623 , 5414 , 564 , 52241 , 71191 , 782356 , 732701 , 2849403 , 6710390 , 74263517 , 55624507 , 246617715 , 224495869 , 7065307541 , 2874325512
n×2
289978
n×3
434967
n×4
579956
n×5
724945
n÷2
72494.5
n÷3
48329.666666667
n÷3
36247.25
n÷5
28997.8
n2
21021810121
n3
3047931227633669
n4
4.4191650076338E+20
n5
6.4073031529181E+25
2 √n
380.77421131164
3 √n
52.534550197849
4 √n
19.513436686336
5 √n
10.771272444286
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
-144988
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 144989 can be divided by 8 positive divisors.
The sum of these divisors (counting 144989) is 1, the average is 0.125.
Base
System
Value
2
Binary
100011011001011101
3
Ternary
21100212222
4
Quaternary
203121131
5
Quinary
14114424
6
Senary
3035125
8
Octal
433135
10
Decimal
144989
12
Duodecimal
6baa5
16
Hexadecimal
2365d
20
Vigesimal
i299
36
Base36
33vh
md5
4b7ce2999fe55a913a88ac28f9705aa5
sha1
347fee563862bcf31436747ab8b0e10c1866f6dc
sha256
082e594491f483d4b375619659371b8e6d6ced716602ca51f435ea30fb195d6b
sha512
84b68850d13edf825c177e9a5bc1dae22c11d4522362884e19d475a9b5dd6d63084f4f8c100a031b9b45455708a17ff461ae227ea7d56bde795e037f75661b23
ripemd-160
40582a8cf3b0c2d872a036b231717443b47ba942
Diameter
289978
Circumference
910992.75450266
Area
66041964241.293
Volume
1.2767144471174E+16
Surface area
264167856965.17
Circumference
910992.75450266
Perimeter
579956
Area
21021810121
Diagonal
205045.41019491
Surface area
126130860726
Volume
3047931227633669
Space diagonal
251128.3145386
Perimeter
434967
Area
9102710799.1594
Altitude
125564.1572693
Surface area
9102710799.1594
Volume
3.5920213994167E+14
Height
68348.470064971