144585981 is an odd 9-digits composite number following 144585980
and preceding 144585982 . In scientific notation, it is written as 1.44585981 × 10^8.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 92199624 positive integers (up to 144585981) that are relatively prime to 144585981.
144585981 has 4 divisors, whose sum is 145284672
The reverse of 144585981 is 189585441
Previous prime number is 207
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred forty-four million five hundred eighty-five thousand nine hundred eighty-one
Scientific notation
1.44585981 × 10^8
Engineering notation
1.44585981 × 10^6
Prime Factorization
207 × 698483
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
144585981
Product of the distinct prime numbers
The prime factorization of 144585981 is 207 × 698483.
Since it has a total of 2 prime factors.
2 , 1 , 86 , 81 , 162 , 108 , 8716 , 6493 , 24588 , 9255 , 545352 , 359747 , 7580092 , 2566337 , 80241675 , 43499136 , 170869868 , 229380200 , 7843235333 , 2110970502
n×2
289171962
n×3
433757943
n×4
578343924
n×5
722929905
n÷2
72292990.5
n÷3
48195327
n÷3
36146495.25
n÷5
28917196.2
n2
20905105901732361
n3
3.0225852447109E+24
n4
4.3702345276265E+32
n5
6.3187464637694E+40
2 √n
12024.391086454
3 √n
524.85829100478
4 √n
109.65578455537
5 √n
42.857342441411
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
-144585980
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 144585981 can be divided by 4 positive divisors.
The sum of these divisors (counting 144585981) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100111100011010011111101
3
Ternary
101002001201200100
4
Quaternary
20213203103331
5
Quinary
244003222411
6
Senary
22202551313
8
Octal
1047432375
10
Decimal
144585981
12
Duodecimal
40508539
16
Hexadecimal
89e34fd
20
Vigesimal
253d4j1
36
Base36
2e2z99
md5
cddfa422f4db7fdd43f3145b13d7bd66
sha1
abca7d216a0eb420e5c43cd8d2156d32c7dc36ee
sha256
ec647820dee660b6f2e5745d30d897f1edfb5cb69522853e3ce5b16dd89d1412
sha512
f8f502f83c2c6e0a4d60b9a9a9a2978b8e9b2d3fd51b64a2be2084ce3d444170478bfa12a4c0b815201fc152ff47261a0f48e66e3a29655b3f724d95d99192e6
ripemd-160
1b93afae815ccc4186aca3210f2e9d7ebb82aec3
Diameter
289171962
Circumference
908460511.44335
Area
6.5675327123399E+16
Volume
1.2660975466177E+25
Surface area
2.627013084936E+17
Circumference
908460511.44335
Perimeter
578343924
Area
20905105901732361
Diagonal
204475455.25922
Surface area
125430635410394166
Volume
3.0225852447109E+24
Space diagonal
250430265.15419
Perimeter
433757943
Area
9.0521763898521E+15
Altitude
125215132.57709
Surface area
9.0521763898521E+15
Volume
3.5621508720824E+23
Height
68158485.086406