21382012 is an even 8-digits composite number following 21382011
and preceding 21382013 . In scientific notation, it is written as 2.1382012 × 10^7.
The sum of its digits is 19. It has a total of 4 prime factors and 12 positive divisors.
There are 10626656 positive integers (up to 21382012) that are relatively prime to 21382012.
21382012 has 12 divisors, whose sum is 37643760
The reverse of 21382012 is 21028312
Previous prime number is 167
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million three hundred eighty-two thousand twelve
Scientific notation
2.1382012 × 10^7
Engineering notation
2.1382012 × 10^6
Prime Factorization
2 × 2 × 167 × 32009
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10691006
Product of the distinct prime numbers
The prime factorization of 21382012 is 2 × 2 × 167 × 32009.
Since it has a total of 4 prime factors.
9 , 6 , 52 , 75 , 577 , 975 , 6003 , 7760 , 88575 , 70356 , 225427 , 361 , 7311051 , 4302956 , 13112297 , 34090714 , 442981614 , 929265233 , 7162992159 , 9973689518
n×2
42764024
n×3
64146036
n×4
85528048
n×5
106910060
n÷2
10691006
n÷3
7127337.3333333
n÷3
5345503
n÷5
4276402.4
n2
457190437168144
n3
9.7756514138145E+21
n4
2.09023095838E+29
n5
4.4693343434852E+36
2 √n
4624.0687711149
3 √n
277.55529888407
4 √n
68.000505668082
5 √n
29.242177825815
1 , 2 , 4 , 167 , 334 , 668 , 32009 , 64018 , 128036 , 5345503 , 10691006 , 21382012
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21382011
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21382012 can be divided by 12 positive divisors.
The sum of these divisors (counting 21382012) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010001100100001101111100
3
Ternary
1111020022121101
4
Quaternary
1101210031330
5
Quinary
20433211022
6
Senary
2042142444
8
Octal
121441574
10
Decimal
21382012
12
Duodecimal
71b1a24
16
Hexadecimal
146437c
20
Vigesimal
6dcf0c
36
Base36
cqags
md5
a9ee9c3be3ccc6064df77e0bfb9d71cb
sha1
49fa14453dca04fc182932de5a2690d904c7f0bf
sha256
748a5ab23ca35ee3e8c8111cfcaeaef6653e0598c7148bade59dd5dbe5cedd3e
sha512
02974de4d258d7cc2415ecc0a52a962f7ef294f431839db897bae85c515c1b4b61c35f4c832ff5c8ba8f7871fb560782e8a182466857bd841a2f8f61bf067deb
ripemd-160
d68c0b55b2a949f9b61024738966365b0ce22edf
Diameter
42764024
Circumference
134347143.63634
Area
1.4363061186989E+15
Volume
4.0948152887592E+22
Surface area
5.7452244747958E+15
Circumference
134347143.63634
Perimeter
85528048
Area
457190437168144
Diagonal
30238731.361224
Surface area
2743142623008864
Volume
9.7756514138145E+21
Space diagonal
37034731.152047
Perimeter
64146036
Area
1.9796926647746E+14
Altitude
18517365.576024
Surface area
1.9796926647746E+14
Volume
1.1520715675373E+21
Height
10079577.120408