21242054 is an even 8-digits composite number following 21242053
and preceding 21242055 . In scientific notation, it is written as 2.1242054 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 10621026 positive integers (up to 21242054) that are relatively prime to 21242054.
21242054 has 4 divisors, whose sum is 31863084
The reverse of 21242054 is 45024212
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million two hundred forty-two thousand fifty-four
Scientific notation
2.1242054 × 10^7
Engineering notation
2.1242054 × 10^6
Prime Factorization
2 × 10621027
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21242054
Product of the distinct prime numbers
The prime factorization of 21242054 is 2 × 10621027.
Since it has a total of 2 prime factors.
1 , 5 , 99 , 34 , 112 , 350 , 8814 , 3756 , 61836 , 89338 , 658799 , 820589 , 9656156 , 8670531 , 24282146 , 96828643 , 66661408 , 4711445 , 2323543285 , 2466581905
n×2
42484108
n×3
63726162
n×4
84968216
n×5
106210270
n÷2
10621027
n÷3
7080684.6666667
n÷3
5310513.5
n÷5
4248410.8
n2
451224858138916
n3
9.5849428027292E+21
n4
2.0360387260248E+29
n5
4.3249644564311E+36
2 √n
4608.9102833533
3 √n
276.94838451442
4 √n
67.888955532939
5 √n
29.203795707197
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
-21242053
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 21242054 can be divided by 4 positive divisors.
The sum of these divisors (counting 21242054) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001000010000011000110
3
Ternary
1110222012121202
4
Quaternary
1101002003012
5
Quinary
20414221204
6
Senary
2035142502
8
Octal
121020306
10
Decimal
21242054
12
Duodecimal
7144a32
16
Hexadecimal
14420c6
20
Vigesimal
6cf52e
36
Base36
cnah2
md5
1610d3ddb611566d48c2a4316b2831db
sha1
f2566880909bad562026f46abd40d0271d2603ed
sha256
71031be9415b4a74fb6b8772eb0c200de409206f16606a2de5c67955b19290ef
sha512
77518bc5510e6ac87240d94772200e7ccb6b29aa5f9de6138eeccf1b12fbaadbd21b16aea9d6b1b6a0042d7ddf80d01e070d7e259d395bd45234353c2b500784
ripemd-160
85e27c9211732de97d9de68091aabf87d1bacd79
Diameter
42484108
Circumference
133467761.58712
Area
1.4175646994463E+15
Volume
4.014931452551E+22
Surface area
5.6702587977853E+15
Circumference
133467761.58712
Perimeter
84968216
Area
451224858138916
Diagonal
30040800.859462
Surface area
2707349148833496
Volume
9.5849428027292E+21
Space diagonal
36792316.785122
Perimeter
63726162
Area
1.9538609498367E+14
Altitude
18396158.392561
Surface area
1.9538609498367E+14
Volume
1.1295963421825E+21
Height
10013600.286487