40807821 is an odd 8-digits composite number following 40807820
and preceding 40807822 . In scientific notation, it is written as 4.0807821 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 27205212 positive integers (up to 40807821) that are relatively prime to 40807821.
40807821 has 4 divisors, whose sum is 54410432
The reverse of 40807821 is 12870804
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
forty million eight hundred seven thousand eight hundred twenty-one
Scientific notation
4.0807821 × 10^7
Engineering notation
4.0807821 × 10^6
Prime Factorization
3 × 13602607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
40807821
Product of the distinct prime numbers
The prime factorization of 40807821 is 3 × 13602607.
Since it has a total of 2 prime factors.
4 , 5 , 93 , 55 , 428 , 26 , 6044 , 7640 , 19965 , 28679 , 739623 , 863670 , 3966350 , 655851 , 79485188 , 63968293 , 98557278 , 18105908 , 6964210323 , 9405185552
n×2
81615642
n×3
122423463
n×4
163231284
n×5
204039105
n÷2
20403910.5
n÷3
13602607
n÷3
10201955.25
n÷5
8161564.2
n2
1665278254768041
n3
6.7956376935767E+22
n4
2.7731516658033E+30
n5
1.1316627678395E+38
2 √n
6388.099952255
3 √n
344.28211994926
4 √n
79.925590096383
5 √n
33.277345908795
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
-40807820
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 40807821 can be divided by 4 positive divisors.
The sum of these divisors (counting 40807821) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011011101010110110001101
3
Ternary
2211210020210210
4
Quaternary
2123222312031
5
Quinary
40421322241
6
Senary
4014353033
8
Octal
233526615
10
Decimal
40807821
12
Duodecimal
117bb779
16
Hexadecimal
26ead8d
20
Vigesimal
cf0jb1
36
Base36
oanil
md5
beaf4a345e138a805cb37990f1db0c13
sha1
059793e461ade816aa638d8f35518ac237e454ba
sha256
8bd214f13a53a5f459ca9d5e3ab0c5588968f6b333d12e764d7c59c6ad6da1e6
sha512
13bceb23b61f69245bfc732ff2cd8a34d5c0f1c5735e6b36fd94c12d7c22db054a560e63bdc19aec0db40a2fbf5a2d43d97a3d581aa434b65b61c16e122c08a0
ripemd-160
7169de39d1d8dbd825b49b58f437477b77cd8462
Diameter
81615642
Circumference
256403101.32521
Area
5.2316259313621E+15
Volume
2.8465500606131E+23
Surface area
2.0926503725448E+16
Circumference
256403101.32521
Perimeter
163231284
Area
1665278254768041
Diagonal
57710973.909094
Surface area
9991669528608246
Volume
6.7956376935767E+22
Space diagonal
70681219.318176
Perimeter
122423463
Area
7.2108663649947E+14
Altitude
35340609.659088
Surface area
7.2108663649947E+14
Volume
8.0087358260249E+21
Height
19236991.303031