20213621 is an odd 8-digits composite number following 20213620
and preceding 20213622 . In scientific notation, it is written as 2.0213621 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 20191200 positive integers (up to 20213621) that are relatively prime to 20213621.
20213621 has 4 divisors, whose sum is 20236044
The reverse of 20213621 is 12631202
Previous prime number is 941
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million two hundred thirteen thousand six hundred twenty-one
Scientific notation
2.0213621 × 10^7
Engineering notation
2.0213621 × 10^6
Prime Factorization
941 × 21481
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20213621
Product of the distinct prime numbers
The prime factorization of 20213621 is 941 × 21481.
Since it has a total of 2 prime factors.
9 , 7 , 20 , 18 , 293 , 784 , 5038 , 5436 , 34658 , 87087 , 69350 , 995449 , 400197 , 7108055 , 19157004 , 33964222 , 815916849 , 319449678 , 2664232748 , 6761286031
n×2
40427242
n×3
60640863
n×4
80854484
n×5
101068105
n÷2
10106810.5
n÷3
6737873.6666667
n÷3
5053405.25
n÷5
4042724.2
n2
408590473931641
n3
8.2590929842646E+21
n4
1.6694617538768E+29
n5
3.3745867166862E+36
2 √n
4495.9560718495
3 √n
272.40476878812
4 √n
67.051890889441
5 √n
28.915374648348
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
-20213620
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 20213621 can be divided by 4 positive divisors.
The sum of these divisors (counting 20213621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000110111101110101
3
Ternary
1102000221212122
4
Quaternary
1031012331311
5
Quinary
20133313441
6
Senary
2001125325
8
Octal
115067565
10
Decimal
20213621
12
Duodecimal
6929845
16
Hexadecimal
1346f75
20
Vigesimal
666e11
36
Base36
c18xh
md5
e5bf7716efc15ab30d2db19366376b5f
sha1
de5e5de45efa3f38458b62d07c7259f6c30e9004
sha256
698f1bfadbe77d138f4055c555ccfaee8426fb110c9f99e6c4c3070f60cc004e
sha512
0effc535178dd56059bab6b709a773a3a38e985afb9ab9f793f6cf275622e8f3d268a96ded8f13a64df27c27b9515047456fef9121bc72db0b37dcb72d0fb6ff
ripemd-160
81ac36029ec048f33a10c556f735558c8ac8182a
Diameter
40427242
Circumference
127005926.4721
Area
1.2836248312304E+15
Volume
3.4595607792907E+22
Surface area
5.1344993249217E+15
Circumference
127005926.4721
Perimeter
80854484
Area
408590473931641
Diagonal
28586376.96287
Surface area
2451542843589846
Volume
8.2590929842646E+21
Space diagonal
35011018.576941
Perimeter
60640863
Area
1.7692486508456E+14
Altitude
17505509.288471
Surface area
1.7692486508456E+14
Volume
9.7334344260395E+20
Height
9528792.3209565