144444987 is an odd 9-digits composite number following 144444986
and preceding 144444988 . In scientific notation, it is written as 1.44444987 × 10^8.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 96296652 positive integers (up to 144444987) that are relatively prime to 144444987.
144444987 has 4 divisors, whose sum is 160494440
The reverse of 144444987 is 789444441
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred forty-four million four hundred forty-four thousand nine hundred eighty-seven
Scientific notation
1.44444987 × 10^8
Engineering notation
1.44444987 × 10^6
Prime Factorization
9 × 16049443
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
144444987
Product of the distinct prime numbers
The prime factorization of 144444987 is 9 × 16049443.
Since it has a total of 2 prime factors.
9 , 6 , 87 , 85 , 885 , 988 , 123 , 8850 , 67412 , 98435 , 438497 , 88621 , 9953798 , 1151280 , 90348067 , 76558415 , 271570929 , 729583455 , 2512632462 , 4753294533
n×2
288889974
n×3
433334961
n×4
577779948
n×5
722224935
n÷2
72222493.5
n÷3
48148329
n÷3
36111246.75
n÷5
28888997.4
n2
20864354269430169
n3
3.0137513812112E+24
n4
4.3532127908029E+32
n5
6.2879976497576E+40
2 √n
12018.526823201
3 √n
524.68762914465
4 √n
109.62904187851
5 √n
42.848980653522
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
-144444986
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 144444987 can be divided by 4 positive divisors.
The sum of these divisors (counting 144444987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100111000000111000111011
3
Ternary
101001210120021100
4
Quaternary
20213000320323
5
Quinary
243434214422
6
Senary
22155542443
8
Octal
1047007073
10
Decimal
144444987
12
Duodecimal
4045aa23
16
Hexadecimal
89c0e3b
20
Vigesimal
252fc97
36
Base36
2dzygr
md5
e5bafb6a1847531aec3990a2dceeea14
sha1
6ad8a2ef17aa2ab61101d3998d42fae0758b5da5
sha256
ed80addfe762e0622d886c727029ed025f087071c01a899990fbf9c9bac6a874
sha512
ce7a4b1b68de583fe097e44ead828ac085e6dd8058807f8e66c2f9d4d3f3051939f154a5f834e01b19cea72fcddfa960f0f1b8cff12cc55fa58f70cc4131d085
ripemd-160
572b45d92d587f8ce5159319a43d84d9f70c22f1
Diameter
288889974
Circumference
907574620.01415
Area
6.5547302094737E+16
Volume
1.2623972265279E+25
Surface area
2.6218920837895E+17
Circumference
907574620.01415
Perimeter
577779948
Area
20864354269430169
Diagonal
204276059.63221
Surface area
125186125616581014
Volume
3.0137513812112E+24
Space diagonal
250186056.38263
Perimeter
433334961
Area
9.0345304154424E+15
Altitude
125093028.19131
Surface area
9.0345304154424E+15
Volume
3.551740064108E+23
Height
68092019.877402