20291238 is an even 8-digits composite number following 20291237
and preceding 20291239 . In scientific notation, it is written as 2.0291238 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 6148800 positive integers (up to 20291238) that are relatively prime to 20291238.
20291238 has 8 divisors, whose sum is 30744600
The reverse of 20291238 is 83219202
Previous prime number is 99
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million two hundred ninety-one thousand two hundred thirty-eight
Scientific notation
2.0291238 × 10^7
Engineering notation
2.0291238 × 10^6
Prime Factorization
2 × 99 × 102481
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20291238
Product of the distinct prime numbers
The prime factorization of 20291238 is 2 × 99 × 102481.
Since it has a total of 3 prime factors.
9 , 8 , 53 , 17 , 147 , 664 , 1408 , 1419 , 33386 , 88673 , 793756 , 235403 , 9854736 , 5757451 , 3000477 , 31649415 , 931526050 , 413892801 , 8900164824 , 9680571390
n×2
40582476
n×3
60873714
n×4
81164952
n×5
101456190
n÷2
10145619
n÷3
6763746
n÷3
5072809.5
n÷5
4058247.6
n2
411734339572644
n3
8.3545994770413E+21
n4
1.6952516638332E+29
n5
3.4398754980736E+36
2 √n
4504.5796696251
3 √n
272.752986727
4 √n
67.116165486603
5 √n
28.937546681936
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20291237
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20291238 can be divided by 8 positive divisors.
The sum of these divisors (counting 20291238) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011001111010100110
3
Ternary
1102011220100100
4
Quaternary
1031121322212
5
Quinary
20143304423
6
Senary
2002524530
8
Octal
115317246
10
Decimal
20291238
12
Duodecimal
6966746
16
Hexadecimal
1359ea6
20
Vigesimal
66g81i
36
Base36
c2wti
md5
53d576dc3b9b8a7a94467f0dd0d3dde7
sha1
1f7d0bb215aa10979d1e0196f2694e2b6c3822a6
sha256
cfdf3aaa5e69565ae6857ef4d36a57ab0d1915dd34323c03277bdd18035865bf
sha512
52bb357e52cc8fb698f71623eb51f733dc27642f188e8b5bc7593d400cde2cf1daa40318328717ec77dda4e9a48e754d2404b9a2825f2d3520d2037625daf04f
ripemd-160
85e2116b7b92fea6fd41d6bcd763b732a7334910
Diameter
40582476
Circumference
127493608.46608
Area
1.2935015764321E+15
Volume
3.4995664454344E+22
Surface area
5.1740063057283E+15
Circumference
127493608.46608
Perimeter
81164952
Area
411734339572644
Diagonal
28696143.97694
Surface area
2470406037435864
Volume
8.3545994770413E+21
Space diagonal
35145455.164472
Perimeter
60873714
Area
1.7828619884016E+14
Altitude
17572727.582236
Surface area
1.7828619884016E+14
Volume
9.8459899071892E+20
Height
9565381.3256468