21000620 is an even 8-digits composite number following 21000619
and preceding 21000621 . In scientific notation, it is written as 2.1000620 × 10^7.
The sum of its digits is 11. It has a total of 4 prime factors and 12 positive divisors.
There are 8400240 positive integers (up to 21000620) that are relatively prime to 21000620.
21000620 has 12 divisors, whose sum is 44101344
The reverse of 21000620 is 02600012
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 11
Digital Root 2
Name
twenty-one million six hundred twenty
Scientific notation
2.1000620 × 10^7
Engineering notation
2.1000620 × 10^6
Prime Factorization
2 × 2 × 5 × 1050031
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10500310
Product of the distinct prime numbers
The prime factorization of 21000620 is 2 × 2 × 5 × 1050031.
Since it has a total of 4 prime factors.
3 , 6 , 94 , 1 , 317 , 948 , 7285 , 7893 , 21752 , 20391 , 984804 , 452219 , 7947023 , 5740016 , 51631774 , 36912898 , 414143078 , 384493754 , 5946776142 , 8958866056
n×2
42001240
n×3
63001860
n×4
84002480
n×5
105003100
n÷2
10500310
n÷3
7000206.6666667
n÷3
5250155
n÷5
4200124
n2
441026040384400
n3
9.2618202842174E+21
n4
1.9450396829714E+29
n5
4.0847039267003E+36
2 √n
4582.6433420025
3 √n
275.89513274312
4 √n
67.695223923129
5 √n
29.137106630392
1 , 2 , 4 , 5 , 10 , 20 , 1050031 , 2100062 , 4200124 , 5250155 , 10500310 , 21000620
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21000619
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21000620 can be divided by 12 positive divisors.
The sum of these divisors (counting 21000620) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000000111000110101100
3
Ternary
1110111221102202
4
Quaternary
1100013012230
5
Quinary
20334004440
6
Senary
2030041032
8
Octal
120070654
10
Decimal
21000620
12
Duodecimal
7049178
16
Hexadecimal
14071ac
20
Vigesimal
6b51b0
36
Base36
ci46k
md5
6b20a4ec26423de04564431d126e32a1
sha1
7cb04a3a97936315f77ff469483ad76f57870cd4
sha256
e61362fb0eec232a37e71863270e502f74316041f343066a1e9de11bf07381c5
sha512
666bf825dbbd7f70a1ad9bd560f5879a571b9302890e0aa02be5a6545421ae251ac58137f2d7583f1ac55901049d3b9f509d3b68773ad05ab2d6ba1b9c3f4755
ripemd-160
41a152f18f842ab8fa4296061e11acaf76590acb
Diameter
42001240
Circumference
131950787.02566
Area
1.3855241685134E+15
Volume
3.8795822085022E+22
Surface area
5.5420966740537E+15
Circumference
131950787.02566
Perimeter
84002480
Area
441026040384400
Diagonal
29699361.622244
Surface area
2646156242306400
Volume
9.2618202842174E+21
Space diagonal
36374140.830447
Perimeter
63001860
Area
1.9096987735168E+14
Altitude
18187070.415224
Surface area
1.9096987735168E+14
Volume
1.0915159881835E+21
Height
9899787.2074146