142743291 is an odd 9-digits composite number following 142743290
and preceding 142743292 . In scientific notation, it is written as 1.42743291 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 95110152 positive integers (up to 142743291) that are relatively prime to 142743291.
142743291 has 8 divisors, whose sum is 190428480
The reverse of 142743291 is 192347241
Previous prime number is 1979
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred forty-two million seven hundred forty-three thousand two hundred ninety-one
Scientific notation
1.42743291 × 10^8
Engineering notation
1.42743291 × 10^6
Prime Factorization
3 × 1979 × 24043
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142743291
Product of the distinct prime numbers
The prime factorization of 142743291 is 3 × 1979 × 24043.
Since it has a total of 3 prime factors.
4 , 9 , 45 , 25 , 451 , 824 , 6978 , 5802 , 93124 , 65296 , 266139 , 290306 , 7492320 , 1887219 , 64291056 , 19967709 , 413333481 , 957581165 , 7761315409 , 42034306
n×2
285486582
n×3
428229873
n×4
570973164
n×5
713716455
n÷2
71371645.5
n÷3
47581097
n÷3
35685822.75
n÷5
28548658.2
n2
20375647125510681
n3
2.9084869269501E+24
n4
4.1516699578333E+32
n5
5.9262303292696E+40
2 √n
11947.522379138
3 √n
522.6190487492
4 √n
109.30472258387
5 √n
42.7475413492
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
-142743290
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 142743291 can be divided by 8 positive divisors.
The sum of these divisors (counting 142743291) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100000100001011011111011
3
Ternary
100221121002222120
4
Quaternary
20200201123323
5
Quinary
243020241131
6
Senary
22055252323
8
Octal
1040413373
10
Decimal
142743291
12
Duodecimal
3b97a0a3
16
Hexadecimal
88216fb
20
Vigesimal
24c2i4b
36
Base36
2czhff
md5
487b3c642caed7efff74a00148850614
sha1
50f9ea4819c0ddf4160ad804087804d2bd0d814e
sha256
0325334747d8ee346f85f0cf4cb68b21bc0a2f9023c1e8b0bbd6edc08ae772b0
sha512
864b6b81dec4eb50af2904080350bc3c3cc8763d9df57a07439cf1e16b0c31c15eba4da2a48dd2600af183436c0b6e223c56a787ff76ed57c345f381dfc50ad2
ripemd-160
02b8ca3398717d61db5fe239c7a43e9cd3d252dc
Diameter
285486582
Circumference
896882548.70966
Area
6.4011983321642E+16
Volume
1.2183041550358E+25
Surface area
2.5604793328657E+17
Circumference
896882548.70966
Perimeter
570973164
Area
20375647125510681
Diagonal
201869498.06997
Surface area
122253882753064086
Volume
2.9084869269501E+24
Space diagonal
247238632.45159
Perimeter
428229873
Area
8.8229140146198E+15
Altitude
123619316.22579
Surface area
8.8229140146198E+15
Volume
3.4276847150647E+23
Height
67289832.68999