20291243 is an odd 8-digits composite number following 20291242
and preceding 20291244 . In scientific notation, it is written as 2.0291243 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 17392452 positive integers (up to 20291243) that are relatively prime to 20291243.
20291243 has 4 divisors, whose sum is 20705400
The reverse of 20291243 is 34219202
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million two hundred ninety-one thousand two hundred forty-three
Scientific notation
2.0291243 × 10^7
Engineering notation
2.0291243 × 10^6
Prime Factorization
49 × 414107
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20291243
Product of the distinct prime numbers
The prime factorization of 20291243 is 49 × 414107.
Since it has a total of 2 prime factors.
9 , 3 , 83 , 4 , 202 , 518 , 2856 , 4450 , 35716 , 14032 , 418885 , 821150 , 6498652 , 9676572 , 97319671 , 76103119 , 266406582 , 596371548 , 5557300259 , 5052128815
n×2
40582486
n×3
60873729
n×4
81164972
n×5
101456215
n÷2
10145621.5
n÷3
6763747.6666667
n÷3
5072810.75
n÷5
4058248.6
n2
411734542485049
n3
8.354605653058E+21
n4
1.6952533347537E+29
n5
3.4398797362048E+36
2 √n
4504.5802246158
3 √n
272.75300913018
4 √n
67.116169621156
5 √n
28.937548108047
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
-20291242
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 20291243 can be divided by 4 positive divisors.
The sum of these divisors (counting 20291243) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011001111010101011
3
Ternary
1102011220100112
4
Quaternary
1031121322223
5
Quinary
20143304433
6
Senary
2002524535
8
Octal
115317253
10
Decimal
20291243
12
Duodecimal
696674b
16
Hexadecimal
1359eab
20
Vigesimal
66g823
36
Base36
c2wtn
md5
e242e2991fdf80eb0a196b5762d4bb5b
sha1
2136e12419f711c814a61f01d3b7b142f6c3ab4e
sha256
de22ee3ef17e15cd53e9f03156036e5e09bff6853cc110b7730ab7054947116e
sha512
77fb03ed1d004acdb9b2cf46f07816a72edb704eba151778cd0fd0b68482f9a55a93f2ed7a5ce740ca8500fbe26bbe6999ad41a8e0ec6e27a51acb60d9e16764
ripemd-160
c9c32c082bb39e68f6581f4e5dc21bb11f550586
Diameter
40582486
Circumference
127493639.88201
Area
1.2935022139002E+15
Volume
3.4995690324382E+22
Surface area
5.1740088556007E+15
Circumference
127493639.88201
Perimeter
81164972
Area
411734542485049
Diagonal
28696151.048008
Surface area
2470407254910294
Volume
8.354605653058E+21
Space diagonal
35145463.824726
Perimeter
60873729
Area
1.7828628670381E+14
Altitude
17572731.912363
Surface area
1.7828628670381E+14
Volume
9.8459971856946E+20
Height
9565383.6826694