21142009 is an odd 8-digits composite number following 21142008
and preceding 21142010 . In scientific notation, it is written as 2.1142009 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 17902896 positive integers (up to 21142009) that are relatively prime to 21142009.
21142009 has 8 divisors, whose sum is 24454080
The reverse of 21142009 is 90024112
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million one hundred forty-two thousand nine
Scientific notation
2.1142009 × 10^7
Engineering notation
2.1142009 × 10^6
Prime Factorization
7 × 83 × 36389
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21142009
Product of the distinct prime numbers
The prime factorization of 21142009 is 7 × 83 × 36389.
Since it has a total of 3 prime factors.
5 , 10 , 87 , 54 , 308 , 583 , 5411 , 2091 , 18783 , 72489 , 815753 , 743864 , 1687184 , 9502309 , 27132312 , 89158236 , 596093756 , 330821405 , 7676509332 , 9667692479
n×2
42284018
n×3
63426027
n×4
84568036
n×5
105710045
n÷2
10571004.5
n÷3
7047336.3333333
n÷3
5285502.25
n÷5
4228401.8
n2
446984544556081
n3
9.4501512638656E+21
n4
1.9979518307201E+29
n5
4.224071558665E+36
2 √n
4598.0440406764
3 √n
276.51291323093
4 √n
67.808878774659
5 √n
29.176235156425
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
-21142008
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 21142009 can be divided by 8 positive divisors.
The sum of these divisors (counting 21142009) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000101001100111111001
3
Ternary
1110210010101101
4
Quaternary
1100221213321
5
Quinary
20403021014
6
Senary
2033051401
8
Octal
120514771
10
Decimal
21142009
12
Duodecimal
70b6b61
16
Hexadecimal
14299f9
20
Vigesimal
6c2f09
36
Base36
cl5a1
md5
755df8e655301b8883b9eeea09b8a3cb
sha1
4a38daba7f8b773864df5e19fab79578b7932723
sha256
6b96df35dbd62fbb0f0981e41aeb1a417d58e41739e113a531561c2f39627f1f
sha512
f1bd30fbfa4324c7143c8cc067c17ee5d708e37a017d1c979a7f3244acf50ab9d743810c957cc4caced3b97d1aa4a10ee5f59f9bd9ab57f565107cc7b2fc0bea
ripemd-160
1fd94412a857ddd0b8397f584ab1f2a7a8a482e4
Diameter
42284018
Circumference
132839160.31306
Area
1.4042433614456E+15
Volume
3.958470104783E+22
Surface area
5.6169734457823E+15
Circumference
132839160.31306
Perimeter
84568036
Area
446984544556081
Diagonal
29899315.863614
Surface area
2681907267336486
Volume
9.4501512638656E+21
Space diagonal
36619033.762078
Perimeter
63426027
Area
1.9354998534229E+14
Altitude
18309516.881039
Surface area
1.9354998534229E+14
Volume
1.1137110069863E+21
Height
9966438.6212047