21006422 is an even 8-digits composite number following 21006421
and preceding 21006423 . In scientific notation, it is written as 2.1006422 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 10503210 positive integers (up to 21006422) that are relatively prime to 21006422.
21006422 has 4 divisors, whose sum is 31509636
The reverse of 21006422 is 22460012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million six thousand four hundred twenty-two
Scientific notation
2.1006422 × 10^7
Engineering notation
2.1006422 × 10^6
Prime Factorization
2 × 10503211
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21006422
Product of the distinct prime numbers
The prime factorization of 21006422 is 2 × 10503211.
Since it has a total of 2 prime factors.
3 , 8 , 91 , 71 , 118 , 878 , 8045 , 507 , 22818 , 76768 , 352388 , 296885 , 6383267 , 4366771 , 78126105 , 16709526 , 401367029 , 40975337 , 9161369288 , 947036644
n×2
42012844
n×3
63019266
n×4
84025688
n×5
105032110
n÷2
10503211
n÷3
7002140.6666667
n÷3
5251605.5
n÷5
4201284.4
n2
441269765242084
n3
9.2694989045161E+21
n4
1.947190057168E+29
n5
4.0903496055076E+36
2 √n
4583.2763390396
3 √n
275.92053828141
4 √n
67.699899106569
5 √n
29.13871643823
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
-21006421
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 21006422 can be divided by 4 positive divisors.
The sum of these divisors (counting 21006422) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001000100001010110
3
Ternary
1110112020101122
4
Quaternary
1100020201112
5
Quinary
20334201142
6
Senary
2030123542
8
Octal
120104126
10
Decimal
21006422
12
Duodecimal
70505b2
16
Hexadecimal
1408856
20
Vigesimal
6b5g12
36
Base36
ci8nq
md5
36e56e3a638052d8cb166b08fe8f4ec3
sha1
b9d7f925e853e808593d3cf30427c8de68e6067b
sha256
93d58bc1daf2f9fbb03e6e22d9ba7068e3ac30ab1d8def88b6c6c7e74a2d1c40
sha512
638a40c8bfcd0adb26770b8adb9bfb2f0333e1c89fc6b7e40ce087006832a636434c557515d06dd32cdc5a61d701846d5d33384a885135f669c790b499a65afc
ripemd-160
d30a941c140634a311467a899b83194564f8b34f
Diameter
42012844
Circumference
131987242.06681
Area
1.3862898527358E+15
Volume
3.8827986214515E+22
Surface area
5.5451594109433E+15
Circumference
131987242.06681
Perimeter
84025688
Area
441269765242084
Diagonal
29707566.889333
Surface area
2647618591452504
Volume
9.2694989045161E+21
Space diagonal
36384190.189233
Perimeter
63019266
Area
1.9107541331082E+14
Altitude
18192095.094616
Surface area
1.9107541331082E+14
Volume
1.0924209222641E+21
Height
9902522.2964442