21682406 is an even 8-digits composite number following 21682405
and preceding 21682407 . In scientific notation, it is written as 2.1682406 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 10090080 positive integers (up to 21682406) that are relatively prime to 21682406.
21682406 has 16 divisors, whose sum is 33785664
The reverse of 21682406 is 60428612
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million six hundred eighty-two thousand four hundred six
Scientific notation
2.1682406 × 10^7
Engineering notation
2.1682406 × 10^6
Prime Factorization
2 × 3763 × 67 × 43
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21682406
Product of the distinct prime numbers
The prime factorization of 21682406 is 2 × 3763 × 67 × 43.
Since it has a total of 4 prime factors.
2 , 5 , 59 , 49 , 322 , 205 , 4810 , 2886 , 78541 , 8720 , 844151 , 30678 , 3582424 , 4568709 , 29565916 , 74630355 , 878473108 , 145589625 , 3863277651 , 6456943903
n×2
43364812
n×3
65047218
n×4
86729624
n×5
108412030
n÷2
10841203
n÷3
7227468.6666667
n÷3
5420601.5
n÷5
4336481.2
n2
470126729948836
n3
1.0193478630203E+22
n4
2.2101914221239E+29
n5
4.7922267752207E+36
2 √n
4656.4370499342
3 √n
278.84904240576
4 √n
68.238090901887
5 √n
29.323884108445
1 , 2 , 43 , 67 , 86 , 134 , 2881 , 3763 , 5762 , 7526 , 161809 , 252121 , 323618 , 504242 , 10841203 , 21682406
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21682405
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21682406 can be divided by 16 positive divisors.
The sum of these divisors (counting 21682406) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010101101100011100110
3
Ternary
1111210120200002
4
Quaternary
1102231203212
5
Quinary
21022314111
6
Senary
2052421302
8
Octal
122554346
10
Decimal
21682406
12
Duodecimal
7317832
16
Hexadecimal
14ad8e6
20
Vigesimal
6fa606
36
Base36
cwq92
md5
442b77f16ccdd1de467f4c7de599e7ad
sha1
4dc9a51c7232fdb3cfbea4cd6f98f81c1d218250
sha256
c05973f4601bac61e3b4725c4f7809c1bf23b1ed50e0e2c03a84637d0fc86b1b
sha512
a33bede90b3a10313fe63d042547d39a1de6e297835489b83ce3ee7c1b86dba8b215ae7ee92accb5a3216a4751bc865404d9d27c062dad07b1d72717e868251f
ripemd-160
513ea30d44109d92ae6facd43c7031f3d7d43051
Diameter
43364812
Circumference
136234574.8035
Area
1.4769466810635E+15
Volume
4.2698343438894E+22
Surface area
5.9077867242538E+15
Circumference
136234574.8035
Perimeter
86729624
Area
470126729948836
Diagonal
30663552.63008
Surface area
2820760379693016
Volume
1.0193478630203E+22
Space diagonal
37555028.822336
Perimeter
65047218
Area
2.035708455669E+14
Altitude
18777514.411168
Surface area
2.035708455669E+14
Volume
1.2013129772161E+21
Height
10221184.210027