40806721 is an odd 8-digits composite number following 40806720
and preceding 40806722 . In scientific notation, it is written as 4.0806721 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 40570672 positive integers (up to 40806721) that are relatively prime to 40806721.
40806721 has 4 divisors, whose sum is 41042772
The reverse of 40806721 is 12760804
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
forty million eight hundred six thousand seven hundred twenty-one
Scientific notation
4.0806721 × 10^7
Engineering notation
4.0806721 × 10^6
Prime Factorization
173 × 235877
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
40806721
Product of the distinct prime numbers
The prime factorization of 40806721 is 173 × 235877.
Since it has a total of 2 prime factors.
4 , 1 , 20 , 21 , 1000 , 968 , 2891 , 8633 , 73938 , 34909 , 238722 , 3368 , 9795300 , 6041535 , 81517329 , 35692288 , 74738305 , 520885570 , 5243804907 , 9529304487
n×2
81613442
n×3
122420163
n×4
163226884
n×5
204033605
n÷2
20403360.5
n÷3
13602240.333333
n÷3
10201680.25
n÷5
8161344.2
n2
1665188478771841
n3
6.7950881665657E+22
n4
2.7728526698345E+30
n5
1.1315102527204E+38
2 √n
6388.0138540864
3 √n
344.27902647579
4 √n
79.925051480036
5 √n
33.277166504581
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
-40806720
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 40806721 can be divided by 4 positive divisors.
The sum of these divisors (counting 40806721) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011011101010100101000001
3
Ternary
2211210012022001
4
Quaternary
2123222211001
5
Quinary
40421303341
6
Senary
4014344001
8
Octal
233524501
10
Decimal
40806721
12
Duodecimal
117bb001
16
Hexadecimal
26ea941
20
Vigesimal
cf0gg1
36
Base36
oamo1
md5
c7b1807f822083108b7b4fa3029c640c
sha1
db89fdf299725ba6deb4d49b8e9d2ebcf81a5539
sha256
b4bc1725aa80923522ff7981d6c14ba41278f4887108091485b855ca0b76f532
sha512
e6ddd3bc94a8ca29faacccb667e6b95a5242b9284d008909305339db745814c0559665f6521e8f3698e21ae1d14c457c3b5362f2e5d694ffffa1c4eac2dd22ea
ripemd-160
8c0ebbc1a50aa0c5afb4b8e459c1ea74d551209a
Diameter
81613442
Circumference
256396189.82138
Area
5.231343891752E+15
Volume
2.846319875277E+23
Surface area
2.0925375567008E+16
Circumference
256396189.82138
Perimeter
163226884
Area
1665188478771841
Diagonal
57709418.274175
Surface area
9991130872631046
Volume
6.7950881665657E+22
Space diagonal
70679314.062288
Perimeter
122420163
Area
7.2104776235279E+14
Altitude
35339657.031144
Surface area
7.2104776235279E+14
Volume
8.0080882022318E+21
Height
19236472.758058