144645949 is an odd 9-digits composite number following 144645948
and preceding 144645950 . In scientific notation, it is written as 1.44645949 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 123982236 positive integers (up to 144645949) that are relatively prime to 144645949.
144645949 has 4 divisors, whose sum is 165309664
The reverse of 144645949 is 949546441
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred forty-four million six hundred forty-five thousand nine hundred forty-nine
Scientific notation
1.44645949 × 10^8
Engineering notation
1.44645949 × 10^6
Prime Factorization
7 × 20663707
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
144645949
Product of the distinct prime numbers
The prime factorization of 144645949 is 7 × 20663707.
Since it has a total of 2 prime factors.
3 , 6 , 52 , 76 , 15 , 280 , 2780 , 8264 , 37582 , 92357 , 820574 , 141632 , 8304759 , 1161453 , 51427774 , 6247067 , 544587327 , 491957783 , 3039460754 , 9725211637
n×2
289291898
n×3
433937847
n×4
578583796
n×5
723229745
n÷2
72322974.5
n÷3
48215316.333333
n÷3
36161487.25
n÷5
28929189.8
n2
20922450562110601
n3
3.0263477169621E+24
n4
4.3774893752396E+32
n5
6.3318610491895E+40
2 √n
12026.884426151
3 √n
524.93084380078
4 √n
109.66715290437
5 √n
42.860896925488
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
-144645948
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 144645949 can be divided by 4 positive divisors.
The sum of these divisors (counting 144645949) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100111110001111100111101
3
Ternary
101002011202221101
4
Quaternary
20213301330331
5
Quinary
244012132244
6
Senary
22204133101
8
Octal
1047617475
10
Decimal
144645949
12
Duodecimal
40537191
16
Hexadecimal
89f1f3d
20
Vigesimal
2540eh9
36
Base36
2e49j1
md5
388859d6b3e98c576baf1cd6c0572e4f
sha1
701db8805fde3d1476b1b2a2761fc1016dd323f4
sha256
d88230c815c0bf18d125d548bd22addb4bbf68d10387ec35678ef14f72974684
sha512
aa8394e815ef85d81e22392fee025530651f1db900a56d9becebda414c8596693162b75353ee1cb08cc5be4ab9db4826cfb8e4721a6758a1eff762e6a5b107ea
ripemd-160
f9f403f3ce6aa915a4a17f4a819d15407474d09f
Diameter
289291898
Circumference
908837301.49985
Area
6.5729816981022E+16
Volume
1.2676735673088E+25
Surface area
2.6291926792409E+17
Circumference
908837301.49985
Perimeter
578583796
Area
20922450562110601
Diagonal
204560262.81813
Surface area
125534703372663606
Volume
3.0263477169621E+24
Space diagonal
250534132.77702
Perimeter
433937847
Area
9.0596868481059E+15
Altitude
125267066.38851
Surface area
9.0596868481059E+15
Volume
3.5665849881538E+23
Height
68186754.272709