142743451 is an odd 9-digits composite number following 142743450
and preceding 142743452 . In scientific notation, it is written as 1.42743451 × 10^8.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 133754368 positive integers (up to 142743451) that are relatively prime to 142743451.
142743451 has 16 divisors, whose sum is 152020800
The reverse of 142743451 is 154347241
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred forty-two million seven hundred forty-three thousand four hundred fifty-one
Scientific notation
1.42743451 × 10^8
Engineering notation
1.42743451 × 10^6
Prime Factorization
23 × 89 × 137 × 509
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
142743451
Product of the distinct prime numbers
The prime factorization of 142743451 is 23 × 89 × 137 × 509.
Since it has a total of 4 prime factors.
3 , 6 , 98 , 35 , 671 , 797 , 550 , 4959 , 85337 , 25106 , 373662 , 590723 , 8122286 , 405833 , 39599136 , 41240521 , 470399024 , 206184376 , 7813354892 , 5993427470
n×2
285486902
n×3
428230353
n×4
570973804
n×5
713717255
n÷2
71371725.5
n÷3
47581150.333333
n÷3
35685862.75
n÷5
28548690.2
n2
20375692803389401
n3
2.9084967072717E+24
n4
4.1516885721809E+32
n5
5.9262635427037E+40
2 √n
11947.529075085
3 √n
522.61924401585
4 √n
109.3047532136
5 √n
42.747550932282
1 , 23 , 89 , 137 , 509 , 2047 , 3151 , 11707 , 12193 , 45301 , 69733 , 280439 , 1041923 , 1603859 , 6206237 , 142743451
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
-142743450
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 142743451 can be divided by 16 positive divisors.
The sum of these divisors (counting 142743451) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000100000100001011110011011
3
Ternary
100221121010012111
4
Quaternary
20200201132123
5
Quinary
243020242301
6
Senary
22055253151
8
Octal
1040413633
10
Decimal
142743451
12
Duodecimal
3b97a1b7
16
Hexadecimal
882179b
20
Vigesimal
24c2icb
36
Base36
2czhjv
md5
4c263e653462e0db38ac1dfaf6622ca1
sha1
571fc60cf3ecf5cbe1cb9eca46e12f295a567a89
sha256
85f72bf58a31765fef77e161528f27a68a7cf618ddb52e851d357e81f522794f
sha512
5d811206626c36f99daac2a6eba0e0c1ffe19bfccdc911d0f12eba7d585bbb14db0561912f1bf71fb814f9cb0a862fb172223a6f371e4b940f1a951bd3d48abc
ripemd-160
46dda7386faf537a3831db74b2e3221d92c33d22
Diameter
285486902
Circumference
896883554.01931
Area
6.4012126822931E+16
Volume
1.2183082518073E+25
Surface area
2.5604850729172E+17
Circumference
896883554.01931
Perimeter
570973804
Area
20375692803389401
Diagonal
201869724.34414
Surface area
122254156820336406
Volume
2.9084967072717E+24
Space diagonal
247238909.57972
Perimeter
428230353
Area
8.8229337937215E+15
Altitude
123619454.78986
Surface area
8.8229337937215E+15
Volume
3.4276962412842E+23
Height
67289908.114713