20219621 is an odd 8-digits composite number following 20219620
and preceding 20219622 . In scientific notation, it is written as 2.0219621 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20023212 positive integers (up to 20219621) that are relatively prime to 20219621.
20219621 has 4 divisors, whose sum is 20416032
The reverse of 20219621 is 12691202
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million two hundred nineteen thousand six hundred twenty-one
Scientific notation
2.0219621 × 10^7
Engineering notation
2.0219621 × 10^6
Prime Factorization
103 × 196307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20219621
Product of the distinct prime numbers
The prime factorization of 20219621 is 103 × 196307.
Since it has a total of 2 prime factors.
6 , 4 , 23 , 78 , 884 , 415 , 2482 , 2895 , 67045 , 96200 , 729068 , 275651 , 4996584 , 9331333 , 80001324 , 8464776 , 607985155 , 764558015 , 1998983706 , 435468158
n×2
40439242
n×3
60658863
n×4
80878484
n×5
101098105
n÷2
10109810.5
n÷3
6739873.6666667
n÷3
5054905.25
n÷5
4043924.2
n2
408833073383641
n3
8.2664497960824E+21
n4
1.6714448189231E+29
n5
3.3795980761039E+36
2 √n
4496.6232886467
3 √n
272.43171871665
4 √n
67.05686608131
5 √n
28.917091032092
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
-20219620
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 20219621 can be divided by 4 positive divisors.
The sum of these divisors (counting 20219621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001000011011100101
3
Ternary
1102001021002212
4
Quaternary
1031020123211
5
Quinary
20134011441
6
Senary
2001213205
8
Octal
115103345
10
Decimal
20219621
12
Duodecimal
6931205
16
Hexadecimal
13486e5
20
Vigesimal
667911
36
Base36
c1dk5
md5
3944fa54defdd2ab64086cccaeb3e8bf
sha1
f31333e512ed1a078c7d094c0bb0838c065a87ff
sha256
8029ca2f3601c5c762e810694e8553a68e38c2377b42c801b8add0a134dcc27b
sha512
fccda861ca2e4f6d69ebc4e3cbeef239c75f93a87ae69ec86610028fdcdaac5acd9cfedde7f0181a970b8beadb839df61c4c188598e56d706ab108c402e9cff2
ripemd-160
c7ffcd39d1f9a56dee5f52171fae75c656020c58
Diameter
40439242
Circumference
127043625.58394
Area
1.2843869798866E+15
Volume
3.4626423934188E+22
Surface area
5.1375479195463E+15
Circumference
127043625.58394
Perimeter
80878484
Area
408833073383641
Diagonal
28594862.244244
Surface area
2452998440301846
Volume
8.2664497960824E+21
Space diagonal
35021410.881787
Perimeter
60658863
Area
1.7702991372875E+14
Altitude
17510705.440893
Surface area
1.7702991372875E+14
Volume
9.7421045119134E+20
Height
9531620.7480813