21206403 is an odd 8-digits composite number following 21206402
and preceding 21206404 . In scientific notation, it is written as 2.1206403 × 10^7.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 14137596 positive integers (up to 21206403) that are relatively prime to 21206403.
21206403 has 4 divisors, whose sum is 23562680
The reverse of 21206403 is 30460212
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million two hundred six thousand four hundred three
Scientific notation
2.1206403 × 10^7
Engineering notation
2.1206403 × 10^6
Prime Factorization
9 × 2356267
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21206403
Product of the distinct prime numbers
The prime factorization of 21206403 is 9 × 2356267.
Since it has a total of 2 prime factors.
1 , 2 , 49 , 8 , 147 , 424 , 3860 , 2543 , 82938 , 46285 , 282954 , 259727 , 4924887 , 2812605 , 67496241 , 13589091 , 409024681 , 179116983 , 602073129 , 331031841
n×2
42412806
n×3
63619209
n×4
84825612
n×5
106032015
n÷2
10603201.5
n÷3
7068801
n÷3
5301600.75
n÷5
4241280.6
n2
449711528198409
n3
9.5367639007213E+21
n4
2.0224045859455E+29
n5
4.2887926678608E+36
2 √n
4605.0410421624
3 √n
276.79336159556
4 √n
67.860452711151
5 √n
29.193986446985
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
-21206402
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 21206403 can be divided by 4 positive divisors.
The sum of these divisors (counting 21206403) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000111001010110000011
3
Ternary
1110220101201100
4
Quaternary
1100321112003
5
Quinary
20412101103
6
Senary
2034305443
8
Octal
120712603
10
Decimal
21206403
12
Duodecimal
7128283
16
Hexadecimal
1439583
20
Vigesimal
6cag03
36
Base36
cmiyr
md5
af9ac08f69fb3fd6c219dea0fdd3c779
sha1
7a88dc385c1a98584c28e0483e88d17517332868
sha256
2c81bfa91652750e70aec073c60fc9ac148d398e9243426f6b5a7377b7ee086e
sha512
f6983048cb36e54f9fa1b380eb7e7d0ec33783541bbb0b529cd0620b9cfd0391328fbf2caaa04dec9979bccb61e398b65fc83e48e39e2febfecaedb5aa485738
ripemd-160
e6c53bd1205253fda6b4247f801559b736aa88df
Diameter
42412806
Circumference
133243759.74773
Area
1.4128104332228E+15
Volume
3.9947503212702E+22
Surface area
5.651241732891E+15
Circumference
133243759.74773
Perimeter
84825612
Area
449711528198409
Diagonal
29990382.731749
Surface area
2698269169190454
Volume
9.5367639007213E+21
Space diagonal
36730567.441781
Perimeter
63619209
Area
1.9473080389727E+14
Altitude
18365283.720891
Surface area
1.9473080389727E+14
Volume
1.1239184041292E+21
Height
9996794.2439165