39731421 is an odd 8-digits composite number following 39731420
and preceding 39731422 . In scientific notation, it is written as 3.9731421 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 25574192 positive integers (up to 39731421) that are relatively prime to 39731421.
39731421 has 8 divisors, whose sum is 54802080
The reverse of 39731421 is 12413793
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty-nine million seven hundred thirty-one thousand four hundred twenty-one
Scientific notation
3.9731421 × 10^7
Engineering notation
3.9731421 × 10^6
Prime Factorization
3 × 29 × 456683
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
39731421
Product of the distinct prime numbers
The prime factorization of 39731421 is 3 × 29 × 456683.
Since it has a total of 3 prime factors.
6 , 10 , 14 , 74 , 889 , 401 , 1030 , 8547 , 27914 , 49320 , 713309 , 936212 , 3029850 , 3482725 , 66558775 , 91373931 , 169598721 , 793592208 , 4223518317 , 5257589694
n×2
79462842
n×3
119194263
n×4
158925684
n×5
198657105
n÷2
19865710.5
n÷3
13243807
n÷3
9932855.25
n÷5
7946284.2
n2
1578585814679241
n3
6.2719457587649E+22
n4
2.4919331743065E+30
n5
9.9008046052239E+37
2 √n
6303.2865237113
3 √n
341.22803035849
4 √n
79.393239785962
5 √n
33.099910508707
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
-39731420
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 39731421 can be divided by 8 positive divisors.
The sum of these divisors (counting 39731421) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010111100100000011011101
3
Ternary
2202202120021010
4
Quaternary
2113210003131
5
Quinary
40132401141
6
Senary
3535325433
8
Octal
227440335
10
Decimal
39731421
12
Duodecimal
11380879
16
Hexadecimal
25e40dd
20
Vigesimal
c868b1
36
Base36
nnkyl
md5
48e8a1afe8e8512e1c7909cb53cc3e2e
sha1
fc634a4409f3a5980d858385494b3e9b83a3652f
sha256
00cc97e0701af10d89159ca0ff93aa7206f15c5c097b0dd0d283ceafd29e9d5d
sha512
6b34020f2f07644856dd7798c54aa9b81b15e18f79787fcecffbcc7ab227f8157bfa7a0750b04d52430633a21170b4e4686fc909425e07091930820a5c57bbd7
ripemd-160
a86e6ec84c8f27c440d551c4225f7151067ed3f3
Diameter
79462842
Circumference
249639880.66057
Area
4.9592735984574E+15
Volume
2.6271864959266E+23
Surface area
1.9837094393829E+16
Circumference
249639880.66057
Perimeter
158925684
Area
1578585814679241
Diagonal
56188714.430555
Surface area
9471514888075446
Volume
6.2719457587649E+22
Space diagonal
68816839.828909
Perimeter
119194263
Area
6.8354770878299E+14
Altitude
34408419.914455
Surface area
6.8354770878299E+14
Volume
7.3915589620948E+21
Height
18729571.476852