1640349729 is an odd 10-digits composite number following 1640349728
and preceding 1640349730 . In scientific notation, it is written as 1.640349729 × 10^9.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 1092057912 positive integers (up to 1640349729) that are relatively prime to 1640349729.
1640349729 has 8 divisors, whose sum is 1825125120
The reverse of 1640349729 is 9279430461
Previous prime number is 727
Is Prime? no Number parity odd Number length 10 Sum of Digits 45 Digital Root 9
Name
one billion six hundred forty million three hundred forty-nine thousand seven hundred twenty-nine
Scientific notation
1.640349729 × 10^9
Engineering notation
1.640349729 × 10^9
Prime Factorization
9 × 727 × 250703
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1640349729 Product of the distinct prime numbers
The prime factorization of 1640349729 is 9 × 727 × 250703.
Since it has a total of 3 prime factors.
5 , 3 , 14 , 5 , 83 , 987 , 4845 , 8877 , 10048 , 78464 , 881239 , 544450 , 5679710 , 3916612 , 24738018 , 32838757 , 88504427 , 884107126 , 5605955365 , 8138050192
n×2
3280699458
n×3
4921049187
n×4
6561398916
n×5
8201748645
n÷2
820174864.5
n÷3
546783243
n÷3
410087432.25
n÷5
328069945.8
n2
2690747233430373441
n3
4.413766495165E+27
n4
7.2401206742132E+36
n5
1.1876329985873E+46
2 √n40501.231203508
3 √n1179.3575285025
4 √n201.24917690144
5 √n69.660612742491
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
-1640349728 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 1640349729 can be divided by 8 positive divisors.
The sum of these divisors (counting 1640349729) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001110001011100000000100001
3
Ternary
11020022121101210200
4
Quaternary
1201301130000201
5
Quinary
11324412142404
6
Senary
430434215413
8
Octal
14161340041
10
Decimal
1640349729
12
Duodecimal
399424569
16
Hexadecimal
61c5c021
20
Vigesimal
15cc3e69
36
Base36
r4mdy9
md5
ca23462d54b3de5b42b0f8c17a341784
sha1
86be01e5d73183b5bcacf78a1e8ffd93fb692ff5
sha256
0944203c9c15a94a0306263227b228c19b2e1f242dd3cb97916ec93da6960889
sha512
ff35c8c654d925fca02bfd82ac098cd27a8b64f5a10b15a64acccc529a36361581def4c925087ba834256d7f45e85da489cb2bd363eabbe656c9a0f5ffd775be
ripemd-160
f5c013c38c72e2d945be773c212250d4c22590e9
Diameter
3280699458
Circumference
10306621315.889
Area
8.4532317412119E+18
Volume
1.8488341861162E+28
Surface area
3.3812926964848E+19
Circumference
10306621315.889
Perimeter
6561398916
Area
2690747233430373441
Diagonal
2319804833.7868
Surface area
1.6144483400582E+19
Volume
4.413766495165E+27
Space diagonal
2841169072.8098
Perimeter
4921049187
Area
1.1651277296567E+18
Altitude
1420584536.4049
Surface area
1.1651277296567E+18
Volume
5.2016736988419E+26
Height
773268277.92894