40212945 is an odd 8-digits composite number following 40212944
and preceding 40212946 . In scientific notation, it is written as 4.0212945 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 21351456 positive integers (up to 40212945) that are relatively prime to 40212945.
40212945 has 8 divisors, whose sum is 41289600
The reverse of 40212945 is 54921204
Previous prime number is 3739
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
forty million two hundred twelve thousand nine hundred forty-five
Scientific notation
4.0212945 × 10^7
Engineering notation
4.0212945 × 10^6
Prime Factorization
45 × 3739 × 239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
40212945
Product of the distinct prime numbers
The prime factorization of 40212945 is 45 × 3739 × 239.
Since it has a total of 3 prime factors.
1 , 5 , 60 , 64 , 465 , 220 , 1257 , 8096 , 72248 , 15178 , 512630 , 528934 , 1925682 , 5269546 , 43731135 , 99354252 , 736771525 , 808665346 , 9939021279 , 7610190610
n×2
80425890
n×3
120638835
n×4
160851780
n×5
201064725
n÷2
20106472.5
n÷3
13404315
n÷3
10053236.25
n÷5
8042589
n2
1617080945573025
n3
6.5027587124876E+22
n4
2.6149507845353E+30
n5
1.0515487207623E+38
2 √n
6341.3677546725
3 √n
342.60100028027
4 √n
79.632705308011
5 √n
33.179755085172
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
-40212944
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 40212945 can be divided by 8 positive divisors.
The sum of these divisors (counting 40212945) is 1, the average is 0.125.
Base
System
Value
2
Binary
10011001011001100111010001
3
Ternary
2210200000210100
4
Quaternary
2121121213101
5
Quinary
40243303240
6
Senary
3553523013
8
Octal
231314721
10
Decimal
40212945
12
Duodecimal
11573469
16
Hexadecimal
26599d1
20
Vigesimal
cb6c75
36
Base36
nxwi9
md5
4d21eacbfbea5977b010adaec61a4fbd
sha1
0650915cd4e97bc7df0fb7a329766c9aaa079700
sha256
db313766d1e1f2014581e5370d9617fa2261698398ec64831df9ed7025bcf086
sha512
48b2a73481981a5904629ac0290925ffb2365df8b712098b0f3f1470e85679c92f7e273e56548a879bec80cc8567c77a767e0e862af9bf9f21c38705308a8e19
ripemd-160
71b0c2df171300fb84861a2f34323e04e21e3187
Diameter
80425890
Circumference
252665385.18242
Area
5.0802096188723E+15
Volume
2.7238691998957E+23
Surface area
2.0320838475489E+16
Circumference
252665385.18242
Perimeter
160851780
Area
1617080945573025
Diagonal
56869692.201963
Surface area
9702485673438150
Volume
6.5027587124876E+22
Space diagonal
69650863.861973
Perimeter
120638835
Area
7.00216589421E+14
Altitude
34825431.930986
Surface area
7.00216589421E+14
Volume
7.6635746366998E+21
Height
18956564.067321