20051249 is an odd 8-digits composite number following 20051248
and preceding 20051250 . In scientific notation, it is written as 2.0051249 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 19722480 positive integers (up to 20051249) that are relatively prime to 20051249.
20051249 has 4 divisors, whose sum is 20380020
The reverse of 20051249 is 94215002
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million fifty-one thousand two hundred forty-nine
Scientific notation
2.0051249 × 10^7
Engineering notation
2.0051249 × 10^6
Prime Factorization
61 × 328709
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20051249
Product of the distinct prime numbers
The prime factorization of 20051249 is 61 × 328709.
Since it has a total of 2 prime factors.
1 , 2 , 94 , 15 , 664 , 664 , 9061 , 9994 , 62905 , 11126 , 541612 , 493841 , 4135960 , 4820697 , 80679775 , 69594455 , 226554365 , 762695776 , 8944884343 , 3545765657
n×2
40102498
n×3
60153747
n×4
80204996
n×5
100256245
n÷2
10025624.5
n÷3
6683749.6666667
n÷3
5012812.25
n÷5
4010249.8
n2
402052586460001
n3
8.0616565222035E+21
n4
1.6164628227918E+29
n5
3.2412098559041E+36
2 √n
4477.8621014944
3 √n
271.67341588528
4 √n
66.916829732844
5 √n
28.868770370127
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
-20051248
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 20051249 can be divided by 4 positive divisors.
The sum of these divisors (counting 20051249) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011111010100110001
3
Ternary
1101201201010212
4
Quaternary
1030133110301
5
Quinary
20113114444
6
Senary
1553433505
8
Octal
114372461
10
Decimal
20051249
12
Duodecimal
686b895
16
Hexadecimal
131f531
20
Vigesimal
656829
36
Base36
bxrn5
md5
73f30f21a88adfb71581f3227a0fb747
sha1
96501afcc591ddde93808f79729a3dcd7bf21a25
sha256
6129dfb63026aa2a100868d072fe0d1bdc9fc9bbd4733413ed9d3a73b9a6d98d
sha512
87ace670993dc9dee66e833e80f2260e8137590f14ca2350742943e8b9002944593c562ae79a46c4f20bf0a1615f4acf904c8efa9970736b2316a6e9f3b3a6aa
ripemd-160
a0d3d1512151e68c0db345ce67f9141353eff674
Diameter
40102498
Circumference
125985713.1074
Area
1.2630854519795E+15
Volume
3.3768587874558E+22
Surface area
5.0523418079181E+15
Circumference
125985713.1074
Perimeter
80204996
Area
402052586460001
Diagonal
28356748.27832
Surface area
2412315518760006
Volume
8.0616565222035E+21
Space diagonal
34729782.023215
Perimeter
60153747
Area
1.740938767658E+14
Altitude
17364891.011607
Surface area
1.740938767658E+14
Volume
9.5007533240781E+20
Height
9452249.4261067