21092690 is an even 8-digits composite number following 21092689
and preceding 21092691 . In scientific notation, it is written as 2.1092690 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 8437072 positive integers (up to 21092690) that are relatively prime to 21092690.
21092690 has 8 divisors, whose sum is 37966860
The reverse of 21092690 is 09629012
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million ninety-two thousand six hundred ninety
Scientific notation
2.1092690 × 10^7
Engineering notation
2.1092690 × 10^6
Prime Factorization
2 × 5 × 2109269
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21092690
Product of the distinct prime numbers
The prime factorization of 21092690 is 2 × 5 × 2109269.
Since it has a total of 3 prime factors.
6 , 5 , 94 , 60 , 759 , 807 , 1058 , 8138 , 65615 , 21151 , 422020 , 877382 , 8895984 , 1821640 , 31255441 , 73613373 , 984259427 , 231647054 , 2358558220 , 1938695681
n×2
42185380
n×3
63278070
n×4
84370760
n×5
105463450
n÷2
10546345
n÷3
7030896.6666667
n÷3
5273172.5
n÷5
4218538
n2
444901571436100
n3
9.3841709268145E+21
n4
1.9793740826631E+29
n5
4.1750323919647E+36
2 √n
4592.6778680852
3 √n
276.29773408537
4 √n
67.769298860806
5 √n
29.162610270531
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
-21092689
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 21092690 can be divided by 8 positive divisors.
The sum of these divisors (counting 21092690) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011101100101010010
3
Ternary
1110200121201202
4
Quaternary
1100131211102
5
Quinary
20344431230
6
Senary
2032031202
8
Octal
120354522
10
Decimal
21092690
12
Duodecimal
7092502
16
Hexadecimal
141d952
20
Vigesimal
6bgbea
36
Base36
ck382
md5
0c5a7080554a61852c20b344bd7c3ece
sha1
537b15574c353e60c2b51eb40d9a9bb0fd14d0d6
sha256
bf84ba3783d097054d8ee62092226c555b7b62a2c972b6ffb8d3225816546ecd
sha512
734bf56250aae0592c959806395d7cfaa539067b8f9267b880be4de6ba3064d697d15577a1dd4883b7467effba529242519cf37c53b21124bef4b9aec6d82379
ripemd-160
f9b1a0bfe6083ef8d3ac66abb953937b525fd6ab
Diameter
42185380
Circumference
132529279.89689
Area
1.3976995083942E+15
Volume
3.9308323258282E+22
Surface area
5.5907980335768E+15
Circumference
132529279.89689
Perimeter
84370760
Area
444901571436100
Diagonal
29829568.264931
Surface area
2669409428616600
Volume
9.3841709268145E+21
Space diagonal
36533610.7483
Perimeter
63278070
Area
1.9264803152364E+14
Altitude
18266805.37415
Surface area
1.9264803152364E+14
Volume
1.105935149694E+21
Height
9943189.4216438