664831257 is an odd 9-digits composite number following 664831256
and preceding 664831258 . In scientific notation, it is written as 6.64831257 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 417148992 positive integers (up to 664831257) that are relatively prime to 664831257.
664831257 has 8 divisors, whose sum is 938585376
The reverse of 664831257 is 752138466
Previous prime number is 17
Is Prime? no Number parity odd Number length 9 Sum of Digits 42 Digital Root 6
Name
six hundred sixty-four million eight hundred thirty-one thousand two hundred fifty-seven
Scientific notation
6.64831257 × 10^8
Engineering notation
6.64831257 × 10^6
Prime Factorization
3 × 17 × 13035907
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
664831257 Product of the distinct prime numbers
The prime factorization of 664831257 is 3 × 17 × 13035907.
Since it has a total of 3 prime factors.
2 , 1 , 61 , 6 , 236 , 969 , 7947 , 3661 , 80654 , 9364 , 460866 , 130678 , 3404923 , 7989232 , 93056283 , 64355665 , 929351896 , 695364336 , 9003429117 , 2700524968
n×2
1329662514
n×3
1994493771
n×4
2659325028
n×5
3324156285
n÷2
332415628.5
n÷3
221610419
n÷3
166207814.25
n÷5
132966251.4
n2
442000600284200049
n3
2.938558146817E+26
n4
1.9536453065159E+35
n5
1.2988444648631E+44
2 √n25784.32192244
3 √n872.77803888027
4 √n160.57497290188
5 √n58.149004744808
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
-664831256 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 664831257 can be divided by 8 positive divisors.
The sum of these divisors (counting 664831257) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101000001000010100011001
3
Ternary
1201022222221000220
4
Quaternary
213220020110121
5
Quinary
2330144100012
6
Senary
145545350253
8
Octal
4750102431
10
Decimal
664831257
12
Duodecimal
166798389
16
Hexadecimal
27a08519
20
Vigesimal
a7f3i2h
36
Base36
aztn2x
md5
93e83dffe93766d2c6eda8d529f04701
sha1
562d62e2fbeeeb1ecc45d50c7ee78ed92dbbfbf4
sha256
66777fd3465b3b9377529b62fcf5a3781cf2152c993c82797d38e21d413f671f
sha512
a9d407fba858d3eb2bfce94c802a07d7f3299824deb71956ba2e2b3fd6836dc170b4bb8de3a666b3f4c2583c27c42a09ea45946450ffed73aabc22fd62139398
ripemd-160
7be3fc39e2e10bc143c6fbad5b176c2fa83c719f
Diameter
1329662514
Circumference
4177257985.7361
Area
1.3885858387351E+18
Volume
1.2309003581582E+27
Surface area
5.5543433549405E+18
Circumference
4177257985.7361
Perimeter
2659325028
Area
442000600284200049
Diagonal
940213380.33895
Surface area
2652003601705200294
Volume
2.938558146817E+26
Space diagonal
1151521515.5839
Perimeter
1994493771
Area
1.9139187416704E+17
Altitude
575760757.79194
Surface area
1.9139187416704E+17
Volume
3.4631239875421E+25
Height
313404460.11298