142495421 is an odd 9-digits composite number following 142495420
and preceding 142495422 . In scientific notation, it is written as 1.42495421 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 131855472 positive integers (up to 142495421) that are relatively prime to 142495421.
142495421 has 8 divisors, whose sum is 153484320
The reverse of 142495421 is 124594241
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred forty-two million four hundred ninety-five thousand four hundred twenty-one
Scientific notation
1.42495421 × 10^8
Engineering notation
1.42495421 × 10^6
Prime Factorization
19 × 43 × 174413
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142495421
Product of the distinct prime numbers
The prime factorization of 142495421 is 19 × 43 × 174413.
Since it has a total of 3 prime factors.
7 , 9 , 26 , 3 , 904 , 269 , 3296 , 4125 , 57604 , 18947 , 607457 , 91355 , 7944316 , 3849193 , 89739270 , 36747407 , 352239313 , 6117059 , 8409425409 , 6231708822
n×2
284990842
n×3
427486263
n×4
569981684
n×5
712477105
n÷2
71247710.5
n÷3
47498473.666667
n÷3
35623855.25
n÷5
28499084.2
n2
20304945005967241
n3
2.8933616870071E+24
n4
4.1229079169535E+32
n5
5.8749549937053E+40
2 √n
11937.144591568
3 √n
522.31636870265
4 √n
109.25724045375
5 √n
42.732685028553
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
-142495420
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 142495421 can be divided by 8 positive divisors.
The sum of these divisors (counting 142495421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000011111100100111010111101
3
Ternary
100221010111222012
4
Quaternary
20133210322331
5
Quinary
242434323141
6
Senary
22050101005
8
Octal
1037447275
10
Decimal
142495421
12
Duodecimal
3b87a765
16
Hexadecimal
87e4ebd
20
Vigesimal
24abib1
36
Base36
2cu665
md5
74a977e8e789f775766071a379e4c5be
sha1
b96052dcbe50429a6156caa59dc30b3fa29d7177
sha256
886dba51232cfb8abffcdbc96bb90c0db27c122535ea567196f52ea4e1d633e1
sha512
81038c6861b4cf1d9eea10ffd4b98f341e0effd6f9e06662252331f15587436bdffc2fec1c5f1047ca58bf753758581618d185fa4222f86544ca218d237eba4f
ripemd-160
ef0c98f91f6d45c8f435b42440b95f95b956ae8f
Diameter
284990842
Circumference
895325135.56757
Area
6.3789866062291E+16
Volume
1.211968509344E+25
Surface area
2.5515946424917E+17
Circumference
895325135.56757
Perimeter
569981684
Area
20304945005967241
Diagonal
201518956.95426
Surface area
121829670035803446
Volume
2.8933616870071E+24
Space diagonal
246809309.01792
Perimeter
427486263
Area
8.7922990988068E+15
Altitude
123404654.50896
Surface area
8.7922990988068E+15
Volume
3.4098594488468E+23
Height
67172985.651421