242561 is an odd 6-digits composite number following 242560
and preceding 242562 . In scientific notation, it is written as 2.42561 × 10^5.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 220500 positive integers (up to 242561) that are relatively prime to 242561.
242561 has 4 divisors, whose sum is 264624
The reverse of 242561 is 165242
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 20
Digital Root 2
Name
two hundred forty-two thousand five hundred sixty-one
Scientific notation
2.42561 × 10^5
Engineering notation
2.42561 × 10^3
Prime Factorization
11 × 22051
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
242561
Product of the distinct prime numbers
The prime factorization of 242561 is 11 × 22051.
Since it has a total of 2 prime factors.
4 , 3 , 37 , 31 , 354 , 339 , 3603 , 8121 , 14630 , 98361 , 722586 , 103586 , 9467126 , 1804035 , 23506434 , 14753951 , 233549782 , 763770367 , 9442408762 , 2321575453
n×2
485122
n×3
727683
n×4
970244
n×5
1212805
n÷2
121280.5
n÷3
80853.666666667
n÷3
60640.25
n÷5
48512.2
n2
58835838721
n3
14271279876004481
n4
3.4616559180035E+21
n5
8.3966272112685E+26
2 √n
492.50482231142
3 √n
62.364913570193
4 √n
22.192449669007
5 √n
11.938896709717
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
-242560
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 242561 can be divided by 4 positive divisors.
The sum of these divisors (counting 242561) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011001110000001
3
Ternary
110022201202
4
Quaternary
323032001
5
Quinary
30230221
6
Senary
5110545
8
Octal
731601
10
Decimal
242561
12
Duodecimal
b8455
16
Hexadecimal
3b381
20
Vigesimal
1a681
36
Base36
575t
md5
fb467efb8d0a5b9c99d63fe886e3e268
sha1
26f31f693704c3b3dd23d082f902a5d237f9779a
sha256
f3d5543c9795e944746eaab69cbf0bbc40053128952dfa07232068a3e4900b7b
sha512
90d18f5d27ddbe5b3c687924767904e998c4e600b3ea306b36d2ae8535da2e8fc05b4c3b1ed5b5bd96b48244cd0d6889aa633e5a005fed3bbfcc470c6f6514c8
ripemd-160
5950915eab9bfe88029a443af08da1fa2aa45a87
Diameter
485122
Circumference
1524055.7112948
Area
184838238693.69
Volume
5.9779397354373E+16
Surface area
739352954774.75
Circumference
1524055.7112948
Perimeter
970244
Area
58835838721
Diagonal
343033.05590278
Surface area
353015032326
Volume
14271279876004481
Space diagonal
420127.97593471
Perimeter
727683
Area
25476665492.675
Altitude
210063.98796736
Surface area
25476665492.675
Volume
1.6818864627556E+15
Height
114344.35196759