142389481 is an odd 9-digits composite number following 142389480
and preceding 142389482 . In scientific notation, it is written as 1.42389481 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 125721552 positive integers (up to 142389481) that are relatively prime to 142389481.
142389481 has 8 divisors, whose sum is 160009920
The reverse of 142389481 is 184983241
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred forty-two million three hundred eighty-nine thousand four hundred eighty-one
Scientific notation
1.42389481 × 10^8
Engineering notation
1.42389481 × 10^6
Prime Factorization
13 × 23 × 476219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142389481
Product of the distinct prime numbers
The prime factorization of 142389481 is 13 × 23 × 476219.
Since it has a total of 3 prime factors.
1 , 1 , 14 , 28 , 188 , 172 , 5293 , 2648 , 12632 , 61186 , 335220 , 227198 , 1296669 , 1218778 , 45056102 , 24205613 , 690600048 , 665876764 , 7852943892 , 4621062075
n×2
284778962
n×3
427168443
n×4
569557924
n×5
711947405
n÷2
71194740.5
n÷3
47463160.333333
n÷3
35597370.25
n÷5
28477896.2
n2
20274764299449361
n3
2.8869131659959E+24
n4
4.1106606739823E+32
n5
5.8531483993544E+40
2 √n
11932.7063569
3 √n
522.18689573586
4 √n
109.23692762477
5 √n
42.726329108464
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-142389480
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 142389481 can be divided by 8 positive divisors.
The sum of these divisors (counting 142389481) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000011111001011000011101001
3
Ternary
100220221010122111
4
Quaternary
20133023003221
5
Quinary
242422430411
6
Senary
22043522321
8
Octal
1037130351
10
Decimal
142389481
12
Duodecimal
3b8293a1
16
Hexadecimal
87cb0e9
20
Vigesimal
249ide1
36
Base36
2crwfd
md5
2712634d34564cfa56ca48b363212695
sha1
45a11aa27413dd37492f0d0da9c058eaae29b98d
sha256
1e56db315b063a82ba0645b5ac8b772d02e862e611a832f166928464ea454f40
sha512
6786823f72b4bba4ae3fde61d43bfcb57e57dbc5d7c1a0734791d98edd6c5c0d14d30fa7053fd805e125e163cc96eb0e6a633fd0cb52608c2fcd17f60122b2de
ripemd-160
96a14c21dd398ebe7a70c89925587dd9d48429b2
Diameter
284778962
Circumference
894659494.91613
Area
6.3695050576415E+16
Volume
1.2092673591793E+25
Surface area
2.5478020230566E+17
Circumference
894659494.91613
Perimeter
569557924
Area
20274764299449361
Diagonal
201369135.16947
Surface area
121648585796696166
Volume
2.8869131659959E+24
Space diagonal
246625815.55536
Perimeter
427168443
Area
8.7792304695325E+15
Altitude
123312907.77768
Surface area
8.7792304695325E+15
Volume
3.4022597939541E+23
Height
67123045.056489