20213813 is an odd 8-digits composite number following 20213812
and preceding 20213814 . In scientific notation, it is written as 2.0213813 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 19871148 positive integers (up to 20213813) that are relatively prime to 20213813.
20213813 has 4 divisors, whose sum is 20556480
The reverse of 20213813 is 31831202
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred thirteen thousand eight hundred thirteen
Scientific notation
2.0213813 × 10^7
Engineering notation
2.0213813 × 10^6
Prime Factorization
59 × 342607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20213813
Product of the distinct prime numbers
The prime factorization of 20213813 is 59 × 342607.
Since it has a total of 2 prime factors.
3 , 1 , 96 , 2 , 298 , 918 , 8116 , 8365 , 45373 , 86401 , 281968 , 834738 , 2285169 , 6346289 , 1318137 , 44204057 , 439313420 , 684629983 , 2541627677 , 7951242994
n×2
40427626
n×3
60641439
n×4
80855252
n×5
101069065
n÷2
10106906.5
n÷3
6737937.6666667
n÷3
5053453.25
n÷5
4042762.6
n2
408598235998969
n3
8.259328334613E+21
n4
1.6695251846147E+29
n5
3.3747469880592E+36
2 √n
4495.9774243205
3 √n
272.40563126843
4 √n
67.052050112734
5 √n
28.91542957894
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
-20213812
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 20213813 can be divided by 4 positive divisors.
The sum of these divisors (counting 20213813) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000111000000110101
3
Ternary
1102000222010202
4
Quaternary
1031013000311
5
Quinary
20133320223
6
Senary
2001130245
8
Octal
115070065
10
Decimal
20213813
12
Duodecimal
6929985
16
Hexadecimal
1347035
20
Vigesimal
666ead
36
Base36
c192t
md5
a6ebd7bf20512c2c131b74b95b368832
sha1
62ac3a83a36cf2aa24c8332d5d702e5e8d2666b9
sha256
b5f6b1a96d18127b0bf968bd3d227045d6f3c59412acc73d8340a03b7e8568ab
sha512
212f4b84181b233171769a8ca6f87e1bfca3d973eee5ead33825f8074c3e0db030fa9fb03cacbece11c4dbfdd86bd9f9adc9e248a21bb0036d9095751bad0521
ripemd-160
b5100859d07308e82f0dc9f748011d4cef52aff3
Diameter
40427626
Circumference
127007132.84368
Area
1.2836492164841E+15
Volume
3.4596593626142E+22
Surface area
5.1345968659364E+15
Circumference
127007132.84368
Perimeter
80855252
Area
408598235998969
Diagonal
28586648.491874
Surface area
2451589415993814
Volume
8.259328334613E+21
Space diagonal
35011351.130696
Perimeter
60641439
Area
1.7692822615831E+14
Altitude
17505675.565348
Surface area
1.7692822615831E+14
Volume
9.7337117890851E+20
Height
9528882.8306245