20213691 is an odd 8-digits composite number following 20213690
and preceding 20213692 . In scientific notation, it is written as 2.0213691 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 13349640 positive integers (up to 20213691) that are relatively prime to 20213691.
20213691 has 8 divisors, whose sum is 27203904
The reverse of 20213691 is 19631202
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million two hundred thirteen thousand six hundred ninety-one
Scientific notation
2.0213691 × 10^7
Engineering notation
2.0213691 × 10^6
Prime Factorization
3 × 107 × 62971
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20213691
Product of the distinct prime numbers
The prime factorization of 20213691 is 3 × 107 × 62971.
Since it has a total of 3 prime factors.
6 , 8 , 27 , 96 , 414 , 82 , 620 , 960 , 39828 , 27581 , 12107 , 491406 , 1958951 , 5819965 , 84916231 , 82736256 , 984716059 , 112962205 , 6089165901 , 5339137921
n×2
40427382
n×3
60641073
n×4
80854764
n×5
101068455
n÷2
10106845.5
n÷3
6737897
n÷3
5053422.75
n÷5
4042738.2
n2
408593303843481
n3
8.2591787885612E+21
n4
1.6694848794573E+29
n5
3.3746451482522E+36
2 √n
4495.9638566163
3 √n
272.4050832347
4 √n
67.051948939731
5 √n
28.915394675175
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
-20213690
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 20213691 can be divided by 8 positive divisors.
The sum of these divisors (counting 20213691) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110111110111011
3
Ternary
1102000221222020
4
Quaternary
1031012332323
5
Quinary
20133314231
6
Senary
2001125523
8
Octal
115067673
10
Decimal
20213691
12
Duodecimal
69298a3
16
Hexadecimal
1346fbb
20
Vigesimal
666e4b
36
Base36
c18zf
md5
2b7d54d56bcd79e984085e503267c6ce
sha1
835affee3919ec98f454159c4a4e45aa23c56256
sha256
f534428c0acbc1494aec663c24092ffeab835f2ef5160527ba1fcc36978dc11c
sha512
01c2e8aa8bebd63359c6044590f398075afd5a9193f0fca7843424437ab1dd26100e69ce600b512982d162f5f99d8fce9a9e13317e7ed9168c8e5b477908f760
ripemd-160
d118027078af8f438a3c5712ffc8f1bbd990bada
Diameter
40427382
Circumference
127006366.29507
Area
1.2836337216607E+15
Volume
3.4595967209105E+22
Surface area
5.1345348866426E+15
Circumference
127006366.29507
Perimeter
80854764
Area
408593303843481
Diagonal
28586475.957819
Surface area
2451559823060886
Volume
8.2591787885612E+21
Space diagonal
35011139.820498
Perimeter
60641073
Area
1.7692609047233E+14
Altitude
17505569.910249
Surface area
1.7692609047233E+14
Volume
9.7335355473729E+20
Height
9528825.319273