242542 is an even 6-digits composite number following 242541
and preceding 242543 . In scientific notation, it is written as 2.42542 × 10^5.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 121270 positive integers (up to 242542) that are relatively prime to 242542.
242542 has 4 divisors, whose sum is 363816
The reverse of 242542 is 245242
Previous prime number is 2
Is Prime? no
Number parity even
Number length 6
Sum of Digits 19
Digital Root 1
Name
two hundred forty-two thousand five hundred forty-two
Scientific notation
2.42542 × 10^5
Engineering notation
2.42542 × 10^3
Prime Factorization
2 × 121271
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
242542
Product of the distinct prime numbers
The prime factorization of 242542 is 2 × 121271.
Since it has a total of 2 prime factors.
4 , 3 , 24 , 77 , 632 , 108 , 4332 , 6479 , 19686 , 56627 , 319249 , 134128 , 172835 , 485540 , 13261473 , 2557394 , 181476460 , 76129495 , 3803823482 , 859569276
n×2
485084
n×3
727626
n×4
970168
n×5
1212710
n÷2
121271
n÷3
80847.333333333
n÷3
60635.5
n÷5
48508.4
n2
58826621764
n3
14267926495884088
n4
3.4605714281647E+21
n5
8.3933391532993E+26
2 √n
492.48553278244
3 √n
62.363285162908
4 √n
22.192015068092
5 √n
11.938709667163
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
-242541
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 242542 can be divided by 4 positive divisors.
The sum of these divisors (counting 242542) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011001101101110
3
Ternary
110022201001
4
Quaternary
323031232
5
Quinary
30230132
6
Senary
5110514
8
Octal
731556
10
Decimal
242542
12
Duodecimal
b843a
16
Hexadecimal
3b36e
20
Vigesimal
1a672
36
Base36
575a
md5
ac7c8f93e6f36f242f658c20498c9d80
sha1
75dd27dcab03f69337447d6c5268bb94f5f0cab1
sha256
bc8b4a9efab3a9a14d9c06ce44b2de27747cda54406756635211aa98f5692251
sha512
d0f3e16d17e88dea6c655ab70af85581b6e414d0870d15135ba4fd856b0ee8ed33374277a586549207569af267ff6920eb598bef0b8336925a512fe4943e4737
ripemd-160
50062add41e5d47b8e95a8f4eef3ce885b04b201
Diameter
485084
Circumference
1523936.330774
Area
184809282769.29
Volume
5.9765350748571E+16
Surface area
739237131077.15
Circumference
1523936.330774
Perimeter
970168
Area
58826621764
Diagonal
343006.1858451
Surface area
352959730584
Volume
14267926495884088
Space diagonal
420095.06696937
Perimeter
727626
Area
25472674433.221
Altitude
210047.53348469
Surface area
25472674433.221
Volume
1.6814912631185E+15
Height
114335.3952817