664661457 is an odd 9-digits composite number following 664661456
and preceding 664661458 . In scientific notation, it is written as 6.64661457 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 442796760 positive integers (up to 664661457) that are relatively prime to 664661457.
664661457 has 12 divisors, whose sum is 747242496
The reverse of 664661457 is 754166466
Previous prime number is 3167
Is Prime? no Number parity odd Number length 9 Sum of Digits 45 Digital Root 9
Name
six hundred sixty-four million six hundred sixty-one thousand four hundred fifty-seven
Scientific notation
6.64661457 × 10^8
Engineering notation
6.64661457 × 10^6
Prime Factorization
9 × 9 × 3167 × 2591
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
73851273 Product of the distinct prime numbers
The prime factorization of 664661457 is 9 × 9 × 3167 × 2591.
Since it has a total of 4 prime factors.
8 , 2 , 79 , 58 , 383 , 667 , 342 , 3665 , 58610 , 67437 , 313654 , 530422 , 651086 , 1552159 , 55659289 , 8782874 , 752027616 , 778716024 , 9882649286 , 7322698400
n×2
1329322914
n×3
1993984371
n×4
2658645828
n×5
3323307285
n÷2
332330728.5
n÷3
221553819
n÷3
166165364.25
n÷5
132932291.4
n2
441774852421362849
n3
2.9363071707634E+26
n4
1.9516502023192E+35
n5
1.2971866670278E+44
2 √n25781.029013598
3 √n872.70372913227
4 √n160.56471908112
5 √n58.146034153469
1 , 9 , 81 , 2591 , 3167 , 23319 , 28503 , 209871 , 256527 , 8205697 , 73851273 , 664661457
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-664661456 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 664661457 can be divided by 12 positive divisors.
The sum of these divisors (counting 664661457) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111100111011110110111010001
3
Ternary
1201022200022010000
4
Quaternary
213213132313101
5
Quinary
2330123131312
6
Senary
145542000213
8
Octal
4747366721
10
Decimal
664661457
12
Duodecimal
166716069
16
Hexadecimal
279dedd1
20
Vigesimal
a7e2dch
36
Base36
azq029
md5
a786351459b3ce96a42e44e7062d8328
sha1
ee9786835d492dbb9c4e1889d0782c71ba24e705
sha256
9a3bc44db6678459169289e2e56b213cf9f0a59e692be2265624b6b41ec25a51
sha512
3537a5ae93638a0117d87bf026ddb66e86f3a58295c4957649d92aa14f8ed3e42351fda1e40005de2aba392e0d0e73ae8c9f958d864fb2f143b3380d4f648d68
ripemd-160
fb7c8765ccf1817388d38e1bfe5866e74a95b195
Diameter
1329322914
Circumference
4176191100.871
Area
1.3878766309077E+18
Volume
1.2299574715138E+27
Surface area
5.5515065236307E+18
Circumference
4176191100.871
Perimeter
2658645828
Area
441774852421362849
Diagonal
939973246.87606
Surface area
2650649114528177094
Volume
2.9363071707634E+26
Space diagonal
1151227413.3568
Perimeter
1993984371
Area
1.9129412247501E+17
Altitude
575613706.67838
Surface area
1.9129412247501E+17
Volume
3.4604711868225E+25
Height
313324415.62535