142487285 is an odd 9-digits composite number following 142487284
and preceding 142487286 . In scientific notation, it is written as 1.42487285 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 107284480 positive integers (up to 142487285) that are relatively prime to 142487285.
142487285 has 4 divisors, whose sum is 144163692
The reverse of 142487285 is 582784241
Previous prime number is 85
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred forty-two million four hundred eighty-seven thousand two hundred eighty-five
Scientific notation
1.42487285 × 10^8
Engineering notation
1.42487285 × 10^6
Prime Factorization
85 × 1676321
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
142487285
Product of the distinct prime numbers
The prime factorization of 142487285 is 85 × 1676321.
Since it has a total of 2 prime factors.
1 , 6 , 76 , 96 , 825 , 927 , 7979 , 5462 , 69168 , 66913 , 118831 , 985176 , 2534868 , 3741124 , 90148672 , 58866411 , 842629373 , 247562165 , 5916731682 , 3716087980
n×2
284974570
n×3
427461855
n×4
569949140
n×5
712436425
n÷2
71243642.5
n÷3
47495761.666667
n÷3
35621821.25
n÷5
28497457
n2
20302626386671225
n3
2.8928661122061E+24
n4
4.1219663819676E+32
n5
5.8732779862783E+40
2 √n
11936.803801688
3 √n
522.30642768881
4 √n
109.25568086689
5 √n
42.732197039446
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
-142487284
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 142487285 can be divided by 4 positive divisors.
The sum of these divisors (counting 142487285) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000011111100010111011110101
3
Ternary
100221010002210212
4
Quaternary
20133202323311
5
Quinary
242434043120
6
Senary
22045555205
8
Octal
1037427365
10
Decimal
142487285
12
Duodecimal
3b875b05
16
Hexadecimal
87e2ef5
20
Vigesimal
24aai45
36
Base36
2ctzw5
md5
cf534a57912468fbd2545b7a563ec19a
sha1
632234cb38e2cfeaa61c5f52aa8fb04bc46933e5
sha256
1e860f237cb683ba3e92e85e3627a976230700304ee44dec087437b1aae926c5
sha512
5c9e1455b19f55495d36ee81283980b95c993e5a121777e16126094ea000595953d7042338e1b21f7352539a2a9a83b8bee386c5629e8681269efc29f7956627
ripemd-160
6e9f80625c3f8ce06a56dde90e5e554bc993607d
Diameter
284974570
Circumference
895274015.57191
Area
6.3782581904945E+16
Volume
1.2117609234568E+25
Surface area
2.5513032761978E+17
Circumference
895274015.57191
Perimeter
569949140
Area
20302626386671225
Diagonal
201507450.91272
Surface area
121815758320027350
Volume
2.8928661122061E+24
Space diagonal
246795217.05255
Perimeter
427461855
Area
8.7912951072008E+15
Altitude
123397608.52627
Surface area
8.7912951072008E+15
Volume
3.4092754083429E+23
Height
67169150.30424