142785478 is an even 9-digits composite number following 142785477
and preceding 142785479 . In scientific notation, it is written as 1.42785478 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 64764360 positive integers (up to 142785478) that are relatively prime to 142785478.
142785478 has 16 divisors, whose sum is 234146304
The reverse of 142785478 is 874587241
Previous prime number is 487
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred forty-two million seven hundred eighty-five thousand four hundred seventy-eight
Scientific notation
1.42785478 × 10^8
Engineering notation
1.42785478 × 10^6
Prime Factorization
2 × 11 × 487 × 13327
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
142785478
Product of the distinct prime numbers
The prime factorization of 142785478 is 2 × 11 × 487 × 13327.
Since it has a total of 4 prime factors.
10 , 4 , 72 , 43 , 732 , 838 , 2368 , 1593 , 33955 , 49373 , 256419 , 610709 , 9646489 , 7505212 , 13263477 , 15644051 , 474231762 , 924525907 , 8070248172 , 8983269218
n×2
285570956
n×3
428356434
n×4
571141912
n×5
713927390
n÷2
71392739
n÷3
47595159.333333
n÷3
35696369.5
n÷5
28557095.6
n2
20387692727688484
n3
2.9110664514401E+24
n4
4.1565801475864E+32
n5
5.9349928321844E+40
2 √n
11949.287761202
3 √n
522.67052941303
4 √n
109.3127977924
5 √n
42.750067811017
1 , 2 , 11 , 22 , 487 , 974 , 5357 , 10714 , 13327 , 26654 , 146597 , 293194 , 6490249 , 12980498 , 71392739 , 142785478
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-142785477
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 142785478 can be divided by 16 positive divisors.
The sum of these divisors (counting 142785478) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000100000101011101111000110
3
Ternary
100221200020212001
4
Quaternary
20200223233012
5
Quinary
243023113403
6
Senary
22100215514
8
Octal
1040535706
10
Decimal
142785478
12
Duodecimal
3b99a59a
16
Hexadecimal
882bbc6
20
Vigesimal
24c83di
36
Base36
2d0dza
md5
b293dd0ba01846a0e3a2b268c6605268
sha1
0cfb62d3786e52a89aae118825b652f10ff5d2dc
sha256
59ad5ed52e0ce76c3fbd688d41b679e1b3b836340eb5caae9a1c3f65d101da07
sha512
aa90d5481fed9871e906386493b20e78c1c75a82e447af49d9c2e29cc7e8b3e9e784d035a63a871dba2ff2806c2a34327cd8037af3f58140b159d1659e838191
ripemd-160
fca1d4bfbfc161bed8f36d354979034abc2e28e2
Diameter
285570956
Circumference
897147617.44821
Area
6.4049825696952E+16
Volume
1.2193846637275E+25
Surface area
2.5619930278781E+17
Circumference
897147617.44821
Perimeter
571141912
Area
20387692727688484
Diagonal
201929159.49753
Surface area
122326156366130904
Volume
2.9110664514401E+24
Space diagonal
247311702.47901
Perimeter
428356434
Area
8.8281299133647E+15
Altitude
123655851.2395
Surface area
8.8281299133647E+15
Volume
3.43072471383E+23
Height
67309719.832508