21550009 is an odd 8-digits composite number following 21550008
and preceding 21550010 . In scientific notation, it is written as 2.1550009 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 16 positive divisors.
There are 18398016 positive integers (up to 21550009) that are relatively prime to 21550009.
21550009 has 16 divisors, whose sum is 25009600
The reverse of 21550009 is 90005512
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million five hundred fifty thousand nine
Scientific notation
2.1550009 × 10^7
Engineering notation
2.1550009 × 10^6
Prime Factorization
13 × 19 × 43 × 2029
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21550009
Product of the distinct prime numbers
The prime factorization of 21550009 is 13 × 19 × 43 × 2029.
Since it has a total of 4 prime factors.
4 , 9 , 10 , 2 , 313 , 604 , 1222 , 5449 , 17550 , 17864 , 849187 , 690377 , 8814021 , 8055236 , 30608554 , 37055371 , 933606111 , 163755750 , 639214123 , 6590144474
n×2
43100018
n×3
64650027
n×4
86200036
n×5
107750045
n÷2
10775004.5
n÷3
7183336.3333333
n÷3
5387502.25
n÷5
4310001.8
n2
464402887900081
n3
1.0007886413873E+22
n4
2.1567004228994E+29
n5
4.6476913523785E+36
2 √n
4642.1987247424
3 √n
278.28031436206
4 √n
68.13368274754
5 √n
29.287984846731
1 , 13 , 19 , 43 , 247 , 559 , 817 , 2029 , 10621 , 26377 , 38551 , 87247 , 501163 , 1134211 , 1657693 , 21550009
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
-21550008
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 21550009 can be divided by 16 positive divisors.
The sum of these divisors (counting 21550009) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010001101001110111001
3
Ternary
1111112212001111
4
Quaternary
1102031032321
5
Quinary
21004100014
6
Senary
2045520321
8
Octal
122151671
10
Decimal
21550009
12
Duodecimal
72730a1
16
Hexadecimal
148d3b9
20
Vigesimal
6edf09
36
Base36
ctw3d
md5
747411c4bb86604bb45b85d4454d19d5
sha1
744e8ab353f2a5c8a6143fc1e6c198969a77d897
sha256
968f4fae574ff7f8cb852e0477f8edce793754dbfbb425ee93bb7e0ed907bdf4
sha512
7684cffeac5565c4d6b98795a06e5be309cf92498be0fec9a450885ad9ee8e841d588d6b921962dabd6cb4522316565b9e9ae566284cd405ac3637b3aec280c2
ripemd-160
cea1c617d7056b71304eb92baddc29240bc3efc4
Diameter
43100018
Circumference
135402699.91839
Area
1.4589647009328E+15
Volume
4.1920936581045E+22
Surface area
5.8358588037311E+15
Circumference
135402699.91839
Perimeter
86200036
Area
464402887900081
Diagonal
30476314.997062
Surface area
2786417327400486
Volume
1.0007886413873E+22
Space diagonal
37325710.491567
Perimeter
64650027
Area
2.0109234925616E+14
Altitude
18662855.245783
Surface area
2.0109234925616E+14
Volume
1.1794407247657E+21
Height
10158771.665687