142904549 is an odd 9-digits composite number following 142904548
and preceding 142904550 . In scientific notation, it is written as 1.42904549 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 140482380 positive integers (up to 142904549) that are relatively prime to 142904549.
142904549 has 4 divisors, whose sum is 145326720
The reverse of 142904549 is 945409241
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred forty-two million nine hundred four thousand five hundred forty-nine
Scientific notation
1.42904549 × 10^8
Engineering notation
1.42904549 × 10^6
Prime Factorization
59 × 2422111
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
142904549
Product of the distinct prime numbers
The prime factorization of 142904549 is 59 × 2422111.
Since it has a total of 2 prime factors.
1 , 3 , 2 , 9 , 306 , 211 , 2402 , 1106 , 51032 , 12035 , 941126 , 44435 , 654968 , 9452915 , 68018527 , 64007443 , 760685482 , 597922952 , 5660542660 , 5732725416
n×2
285809098
n×3
428713647
n×4
571618196
n×5
714522745
n÷2
71452274.5
n÷3
47634849.666667
n÷3
35726137.25
n÷5
28580909.8
n2
20421710124893401
n3
2.9183552752066E+24
n4
4.1704624442517E+32
n5
5.9597805471723E+40
2 √n
11954.269070085
3 √n
522.81577670275
4 √n
109.33558007385
5 √n
42.757195421325
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
-142904548
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 142904549 can be divided by 4 positive divisors.
The sum of these divisors (counting 142904549) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100001001000110011100101
3
Ternary
100221220022012002
4
Quaternary
20201020303211
5
Quinary
243040421144
6
Senary
22102535045
8
Octal
1041106345
10
Decimal
142904549
12
Duodecimal
3ba37485
16
Hexadecimal
8848ce5
20
Vigesimal
24d3179
36
Base36
2d2xut
md5
711f08503b7dfc0d401d00f6bcdc61b7
sha1
ee502827b406bbf2b6d0e25127203350b3ab543a
sha256
52b981abf412badd99a13a906743f9c142210be6e58f25e4a87528f80f759944
sha512
f22014f5f3d373af2caea25568fb6976e82a385508b865584d14060db4953544239d7fa9581659e86f573cd6e2f45a079a16c0c30e74f40499b50863e04f12ee
ripemd-160
10bc574f32e808c1d067e88cf8fdea4a09e58dee
Diameter
285809098
Circumference
897895762.60593
Area
6.4156694502105E+16
Volume
1.2224377990872E+25
Surface area
2.5662677800842E+17
Circumference
897895762.60593
Perimeter
571618196
Area
20421710124893401
Diagonal
202097551.32061
Surface area
122530260749360406
Volume
2.9183552752066E+24
Space diagonal
247517939.50072
Perimeter
428713647
Area
8.8428598784398E+15
Altitude
123758969.75036
Surface area
8.8428598784398E+15
Volume
3.4393146750169E+23
Height
67365850.440204