21342009 is an odd 8-digits composite number following 21342008
and preceding 21342010 . In scientific notation, it is written as 2.1342009 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 12916800 positive integers (up to 21342009) that are relatively prime to 21342009.
21342009 has 16 divisors, whose sum is 31150784
The reverse of 21342009 is 90024312
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million three hundred forty-two thousand nine
Scientific notation
2.1342009 × 10^7
Engineering notation
2.1342009 × 10^6
Prime Factorization
61 × 3 × 13 × 8971
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21342009
Product of the distinct prime numbers
The prime factorization of 21342009 is 61 × 3 × 13 × 8971.
Since it has a total of 4 prime factors.
9 , 10 , 2 , 67 , 455 , 41 , 9781 , 554 , 41248 , 2729 , 732833 , 61323 , 3434475 , 3045277 , 86877105 , 10276906 , 441895154 , 395371706 , 7846852260 , 4987296328
n×2
42684018
n×3
64026027
n×4
85368036
n×5
106710045
n÷2
10671004.5
n÷3
7114003
n÷3
5335502.25
n÷5
4268401.8
n2
455481348156081
n3
9.7208870316792E+21
n4
2.0746325851808E+29
n5
4.4276827304622E+36
2 √n
4619.7412265191
3 √n
277.38210071558
4 √n
67.968678275505
5 √n
29.231227956149
1 , 3 , 13 , 39 , 61 , 183 , 793 , 2379 , 8971 , 26913 , 116623 , 349869 , 547231 , 1641693 , 7114003 , 21342009
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
-21342008
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 21342009 can be divided by 16 positive divisors.
The sum of these divisors (counting 21342009) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010001011010011100111001
3
Ternary
1111011021201210
4
Quaternary
1101122130321
5
Quinary
20430421014
6
Senary
2041233333
8
Octal
121323471
10
Decimal
21342009
12
Duodecimal
7192849
16
Hexadecimal
145a739
20
Vigesimal
6d7f09
36
Base36
cpfll
md5
d03f3d958781898aa8ad949d4a625526
sha1
111a0635db2aa51652ac32601e4a7f7fed203c8a
sha256
c4b7f8af0b68bedd73139c31dcce0734b304b6782291477e88e3f0746876dced
sha512
d558ab4be75008aa1d8a5f6b94a85eed9cac4b73631d6fc7b0e9ff9549542011ad7f4ca8d3005a3d798b5aeb0031ff116b1cf4e39af904290502650eb17c13fe
ripemd-160
8af85f47534f674df1f4ed5ea5ec5c10bfd39ae9
Diameter
42684018
Circumference
134095797.37449
Area
1.4309368572143E+15
Volume
4.0718756380133E+22
Surface area
5.7237474288573E+15
Circumference
134095797.37449
Perimeter
85368036
Area
455481348156081
Diagonal
30182158.576089
Surface area
2732888088936486
Volume
9.7208870316792E+21
Space diagonal
36965443.923592
Perimeter
64026027
Area
1.9722920922658E+14
Altitude
18482721.961796
Surface area
1.9722920922658E+14
Volume
1.1456175232081E+21
Height
10060719.525363