144840 is an even 6-digits composite number following 144839
and preceding 144841 . In scientific notation, it is written as 1.44840 × 10^5.
The sum of its digits is 21. It has a total of 6 prime factors and 32 positive divisors.
There are 35840 positive integers (up to 144840) that are relatively prime to 144840.
144840 has 32 divisors, whose sum is 371520
The reverse of 144840 is 048441
Previous prime number is 85
Is Prime? no
Number parity even
Number length 6
Sum of Digits 21
Digital Root 3
Name
one hundred forty-four thousand eight hundred forty
Scientific notation
1.44840 × 10^5
Engineering notation
1.44840 × 10^3
Prime Factorization
2 × 2 × 2 × 3 × 85 × 71
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
36210
Product of the distinct prime numbers
The prime factorization of 144840 is 2 × 2 × 2 × 3 × 85 × 71.
Since it has a total of 6 prime factors.
6 , 1 , 19 , 7 , 176 , 280 , 6172 , 7747 , 77396 , 32928 , 362240 , 571660 , 1152312 , 5778335 , 56647953 , 41211209 , 992934542 , 1217962 , 5089415927 , 5722314819
n×2
289680
n×3
434520
n×4
579360
n×5
724200
n÷2
72420
n÷3
48280
n÷3
36210
n÷5
28968
n2
20978625600
n3
3038544131904000
n4
4.4010273206498E+20
n5
6.3744479712291E+25
2 √n
380.57850701268
3 √n
52.516548071459
4 √n
19.508421438258
5 √n
10.76905768354
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 71 , 85 , 142 , 170 , 213 , 255 , 284 , 340 , 426 , 510 , 568 , 680 , 852 , 1020 , 1704 , 2040 , 6035 , 12070 , 18105 , 24140 , 36210 , 48280 , 72420 , 144840
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-144839
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 144840 can be divided by 32 positive divisors.
The sum of these divisors (counting 144840) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100011010111001000
3
Ternary
21100200110
4
Quaternary
203113020
5
Quinary
14113330
6
Senary
3034320
8
Octal
432710
10
Decimal
144840
12
Duodecimal
6b9a0
16
Hexadecimal
235c8
20
Vigesimal
i220
36
Base36
33rc
md5
6ef99578565963c9308021f4cc9575c5
sha1
5b80e52a9960927a631ef5c607f7fa54146dd2c0
sha256
018c0ab751d6a16018df0e09fbeb14894c9585992e7ac52e266e64b4351b6495
sha512
2101a2753696620f1b7d1043f064a85f397705160c8027e18379e5057910975c593b421eacffbdec4e697eecce8e0853d22c6c53063175c62bad0602f8c67c96
ripemd-160
a58dd6b4dc234ebf480de2a5a4944ffba8915278
Diameter
289680
Circumference
910056.55989189
Area
65906296067.371
Volume
1.2727823896531E+16
Surface area
263625184269.48
Circumference
910056.55989189
Perimeter
579360
Area
20978625600
Diagonal
204834.69237412
Surface area
125871753600
Volume
3038544131904000
Space diagonal
250870.23896828
Perimeter
434520
Area
9084011353.0413
Altitude
125435.11948414
Surface area
9084011353.0413
Volume
3.5809586010065E+14
Height
68278.230791373