1639731431 is an odd 10-digits composite number following 1639731430
and preceding 1639731432 . In scientific notation, it is written as 1.639731431 × 10^9.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 1502707392 positive integers (up to 1639731431) that are relatively prime to 1639731431.
1639731431 has 8 divisors, whose sum is 1778570640
The reverse of 1639731431 is 1341379361
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 38
Digital Root 2
Name
one billion six hundred thirty-nine million seven hundred thirty-one thousand four hundred thirty-one
Scientific notation
1.639731431 × 10^9
Engineering notation
1.639731431 × 10^9
Prime Factorization
13 × 139 × 907433
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1639731431
Product of the distinct prime numbers
The prime factorization of 1639731431 is 13 × 139 × 907433.
Since it has a total of 3 prime factors.
10 , 10 , 46 , 76 , 805 , 747 , 60 , 988 , 74117 , 37994 , 435296 , 995132 , 3769245 , 6657293 , 1716608 , 3616957 , 929026059 , 555791432 , 3664023300 , 1090689197
n×2
3279462862
n×3
4919194293
n×4
6558925724
n×5
8198657155
n÷2
819865715.5
n÷3
546577143.66667
n÷3
409932857.75
n÷5
327946286.2
n2
2688719165809307761
n3
4.4087773253096E+27
n4
7.2292107525903E+36
n5
1.1853964092345E+46
2 √n
40493.597407491
3 √n
1179.2093312358
4 √n
201.23020997726
5 √n
69.655360507293
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
-1639731430
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 1639731431 can be divided by 8 positive divisors.
The sum of these divisors (counting 1639731431) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001101111000101000011100111
3
Ternary
11020021102222122202
4
Quaternary
1201233011003213
5
Quinary
11324232401211
6
Senary
430413045115
8
Octal
14157050347
10
Decimal
1639731431
12
Duodecimal
39918679b
16
Hexadecimal
61bc50e7
20
Vigesimal
15c868bb
36
Base36
r494vb
md5
c6c1e00fc06706b1d56a55b897e1a559
sha1
cbbd2d6a93cb1874258aad11e31750983a09725e
sha256
3b42e42a45818c933e9379fae7fabe2e76309dcf15ee5098689e35f81e275e64
sha512
70baff9132e7b6f482c456e73e7a9a8d756d83c3a07d4286ccbaefc26c8cd645642070523756f46b66d73e56de7469524eeafff3d7f4c062d99402f5aaf5210d
ripemd-160
5af239f5741162b32d1ad9c88baf9e1a4cb10fe5
Diameter
3279462862
Circumference
10302736434.98
Area
8.4468603788726E+18
Volume
1.8467443275341E+28
Surface area
3.378744151549E+19
Circumference
10302736434.98
Perimeter
6558925724
Area
2688719165809307761
Diagonal
2318930428.3696
Surface area
1.6132314994856E+19
Volume
4.4087773253096E+27
Space diagonal
2840098149.2596
Perimeter
4919194293
Area
1.1642495506165E+18
Altitude
1420049074.6298
Surface area
1.1642495506165E+18
Volume
5.1957939057799E+26
Height
772976809.45655