40213821 is an odd 8-digits composite number following 40213820
and preceding 40213822 . In scientific notation, it is written as 4.0213821 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 25643552 positive integers (up to 40213821) that are relatively prime to 40213821.
40213821 has 4 divisors, whose sum is 40796700
The reverse of 40213821 is 12831204
Previous prime number is 69
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
forty million two hundred thirteen thousand eight hundred twenty-one
Scientific notation
4.0213821 × 10^7
Engineering notation
4.0213821 × 10^6
Prime Factorization
69 × 582809
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
40213821
Product of the distinct prime numbers
The prime factorization of 40213821 is 69 × 582809.
Since it has a total of 2 prime factors.
1 , 5 , 44 , 36 , 368 , 804 , 5031 , 6279 , 89936 , 75126 , 215224 , 669631 , 2731694 , 1706647 , 1056509 , 80640186 , 909655580 , 938622044 , 4671134840 , 5060333187
n×2
80427642
n×3
120641463
n×4
160855284
n×5
201069105
n÷2
20106910.5
n÷3
13404607
n÷3
10053455.25
n÷5
8042764.2
n2
1617151399420041
n3
6.5031836906177E+22
n4
2.6151786486462E+30
n5
1.0516632605968E+38
2 √n
6341.436824569
3 √n
342.6034880057
4 √n
79.633138984778
5 √n
33.179899641669
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
-40213820
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 40213821 can be divided by 4 positive divisors.
The sum of these divisors (counting 40213821) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011001011001110100111101
3
Ternary
2210200001222210
4
Quaternary
2121121310331
5
Quinary
40243320241
6
Senary
3553531033
8
Octal
231316475
10
Decimal
40213821
12
Duodecimal
11573a79
16
Hexadecimal
2659d3d
20
Vigesimal
cb6eb1
36
Base36
nxx6l
md5
767da10c49c35867eb77954bf6194bcc
sha1
368c0a3bc8c3816d6ad06a1ca43bb6abdf41de40
sha256
e8e14801072a184ad5c7dc0b8794e6a15bc33e4eb1e891fc08bbf378898a6c8a
sha512
c351b5897ff654741aa02637b93fb9efd3b6aec059a79325cdd5027c9cb47a76fe4d75f9b49342979d582725165facc81e6f53d63a1df734aecf7fc972d3648a
ripemd-160
83c8f281d18dabf1e15399f94b1d5577daa41ae9
Diameter
80427642
Circumference
252670889.25275
Area
5.0804309561605E+15
Volume
2.7240472143186E+23
Surface area
2.0321723824642E+16
Circumference
252670889.25275
Perimeter
160855284
Area
1617151399420041
Diagonal
56870931.053044
Surface area
9702908396520246
Volume
6.5031836906177E+22
Space diagonal
69652381.13848
Perimeter
120641463
Area
7.0024709683166E+14
Altitude
34826190.56924
Surface area
7.0024709683166E+14
Volume
7.6640754782292E+21
Height
18956977.017681