21806422 is an even 8-digits composite number following 21806421
and preceding 21806423 . In scientific notation, it is written as 2.1806422 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 9912000 positive integers (up to 21806422) that are relatively prime to 21806422.
21806422 has 8 divisors, whose sum is 35683272
The reverse of 21806422 is 22460812
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million eight hundred six thousand four hundred twenty-two
Scientific notation
2.1806422 × 10^7
Engineering notation
2.1806422 × 10^6
Prime Factorization
2 × 11 × 991201
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21806422
Product of the distinct prime numbers
The prime factorization of 21806422 is 2 × 11 × 991201.
Since it has a total of 3 prime factors.
8 , 6 , 74 , 22 , 698 , 984 , 5405 , 8017 , 57456 , 51991 , 549133 , 486380 , 2928140 , 9893444 , 59005063 , 8687147 , 945937096 , 675797354 , 5438006964 , 6106488382
n×2
43612844
n×3
65419266
n×4
87225688
n×5
109032110
n÷2
10903211
n÷3
7268807.3333333
n÷3
5451605.5
n÷5
4361284.4
n2
475520040442084
n3
1.0369390671337E+22
n4
2.2611930886204E+29
n5
4.930853071394E+36
2 √n
4669.7346819707
3 √n
279.37967262595
4 √n
68.33545698955
5 √n
29.357352157456
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
-21806421
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 21806422 can be divided by 8 positive divisors.
The sum of these divisors (counting 21806422) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011001011110101010110
3
Ternary
1112000212210021
4
Quaternary
1103023311112
5
Quinary
21040301142
6
Senary
2055215354
8
Octal
123136526
10
Decimal
21806422
12
Duodecimal
737755a
16
Hexadecimal
14cbd56
20
Vigesimal
6g5g12
36
Base36
czdxy
md5
98166a0abcc14a68acd816b9889ca8e1
sha1
de15ad17b48e96e7b03d7f29a77c3801d39a3c16
sha256
f5dcf1d47bc4645b6404ccb4283a89b2c2828c7cfcd6261f840be98a0d63bf2b
sha512
b2c97f7bcaefbc1a0992e2114e6b38703298c1ba1367bf092e127b55921860c115097d0942b78075b6e52f1c8367b5e3ae9d0b98cf2ef4120cc3bcbb6ef0aab2
ripemd-160
bcc22df26618a8aa70bc7d3a3493e45469cea4e7
Diameter
43612844
Circumference
137013790.31256
Area
1.4938902656876E+15
Volume
4.34352020737E+22
Surface area
5.9755610627503E+15
Circumference
137013790.31256
Perimeter
87225688
Area
475520040442084
Diagonal
30838937.739231
Surface area
2853120242652504
Volume
1.0369390671337E+22
Space diagonal
37769830.835288
Perimeter
65419266
Area
2.0590621751572E+14
Altitude
18884915.417644
Surface area
2.0590621751572E+14
Volume
1.2220444100792E+21
Height
10279645.913077