40808721 is an odd 8-digits composite number following 40808720
and preceding 40808722 . In scientific notation, it is written as 4.0808721 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 25605440 positive integers (up to 40808721) that are relatively prime to 40808721.
40808721 has 8 divisors, whose sum is 57612384
The reverse of 40808721 is 12780804
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
forty million eight hundred eight thousand seven hundred twenty-one
Scientific notation
4.0808721 × 10^7
Engineering notation
4.0808721 × 10^6
Prime Factorization
3 × 17 × 800171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
40808721
Product of the distinct prime numbers
The prime factorization of 40808721 is 3 × 17 × 800171.
Since it has a total of 3 prime factors.
1 , 9 , 21 , 57 , 269 , 2 , 3776 , 4850 , 29044 , 1503 , 537986 , 63764 , 8698775 , 2540434 , 63601912 , 73741765 , 733831840 , 348994119 , 5681723981 , 9793942514
n×2
81617442
n×3
122426163
n×4
163234884
n×5
204043605
n÷2
20404360.5
n÷3
13602907
n÷3
10202180.25
n÷5
8161744.2
n2
1665351709655841
n3
6.7960873286218E+22
n4
2.7733963168536E+30
n5
1.1317875651691E+38
2 √n
6388.170395348
3 √n
344.28465093166
4 √n
79.926030774385
5 √n
33.277492691183
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
-40808720
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 40808721 can be divided by 8 positive divisors.
The sum of these divisors (counting 40808721) is 1, the average is 0.125.
Base
System
Value
2
Binary
10011011101011000100010001
3
Ternary
2211210022001010
4
Quaternary
2123223010101
5
Quinary
40421334341
6
Senary
4014401133
8
Octal
233530421
10
Decimal
40808721
12
Duodecimal
118001a9
16
Hexadecimal
26eb111
20
Vigesimal
cf11g1
36
Base36
oao7l
md5
db4e33c190e90e115427cab854ec7e62
sha1
61b2a7e1c021acc0baa17756e9ca5ee9a0745345
sha256
16a1005f265234f8951490a188f94d34a7134542b66d601da3a87da259040af0
sha512
5b41f17cf577616a10fb72c513ada183a9234f50609e71117f43bb8b8567c30b7c4408e73a999406b2a4e997560a66de893242ea9b50c40dbfb42782cbb21c86
ripemd-160
3b2e42fa608709130ef9c12b855b9a0069419029
Diameter
81617442
Circumference
256408756.19199
Area
5.231856696698E+15
Volume
2.8467384033004E+23
Surface area
2.0927426786792E+16
Circumference
256408756.19199
Perimeter
163234884
Area
1665351709655841
Diagonal
57712246.7013
Surface area
9992110257935046
Volume
6.7960873286218E+22
Space diagonal
70682778.163903
Perimeter
122426163
Area
7.211184433989E+14
Altitude
35341389.081951
Surface area
7.211184433989E+14
Volume
8.0092657260074E+21
Height
19237415.5671