20291213 is an odd 8-digits composite number following 20291212
and preceding 20291214 . In scientific notation, it is written as 2.0291213 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 19591488 positive integers (up to 20291213) that are relatively prime to 20291213.
20291213 has 4 divisors, whose sum is 20990940
The reverse of 20291213 is 31219202
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred ninety-one thousand two hundred thirteen
Scientific notation
2.0291213 × 10^7
Engineering notation
2.0291213 × 10^6
Prime Factorization
29 × 699697
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20291213
Product of the distinct prime numbers
The prime factorization of 20291213 is 29 × 699697.
Since it has a total of 2 prime factors.
3 , 6 , 3 , 78 , 215 , 149 , 6910 , 2092 , 30363 , 9063 , 239529 , 165907 , 5197660 , 8328204 , 26686794 , 71902209 , 889474746 , 20667867 , 535354073 , 8654009896
n×2
40582426
n×3
60873639
n×4
81164852
n×5
101456065
n÷2
10145606.5
n÷3
6763737.6666667
n÷3
5072803.25
n÷5
4058242.6
n2
411733325011369
n3
8.3545685970039E+21
n4
1.6952433092492E+29
n5
3.43985430748E+36
2 √n
4504.5768946706
3 √n
272.75287471104
4 √n
67.116144813827
5 √n
28.937539551381
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
-20291212
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 20291213 can be divided by 4 positive divisors.
The sum of these divisors (counting 20291213) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011001111010001101
3
Ternary
1102011220022102
4
Quaternary
1031121322031
5
Quinary
20143304323
6
Senary
2002524445
8
Octal
115317215
10
Decimal
20291213
12
Duodecimal
6966725
16
Hexadecimal
1359e8d
20
Vigesimal
66g80d
36
Base36
c2wst
md5
998dd33360dca2becf2ad7b2cb9f7319
sha1
f5f3902640df1e2420ef7ca9dd8b52b0ed1b6576
sha256
a3acf298eac45261ade889a042b1ef3cd0e957449c44f5297c7c014b73fa810e
sha512
34a6f528fbcb45e04efa424c7b51db6f5ce7dbc4b6fa1cca0bcc36d61bd168ad2f88c4d90f36d5864692e8e9996cfdf76b47df71bda725d22378552c25f3aab4
ripemd-160
e88bb995462f88d214dac95a0cbf75bf2b4295d2
Diameter
40582426
Circumference
127493451.38645
Area
1.2934983890938E+15
Volume
3.4995535104346E+22
Surface area
5.1739935563753E+15
Circumference
127493451.38645
Perimeter
81164852
Area
411733325011369
Diagonal
28696108.621601
Surface area
2470399950068214
Volume
8.3545685970039E+21
Space diagonal
35145411.863202
Perimeter
60873639
Area
1.7828575952224E+14
Altitude
17572705.931601
Surface area
1.7828575952224E+14
Volume
9.8459535147161E+20
Height
9565369.5405338