664271385 is an odd 9-digits composite number following 664271384
and preceding 664271386 . In scientific notation, it is written as 6.64271385 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 349287680 positive integers (up to 664271385) that are relatively prime to 664271385.
664271385 has 8 divisors, whose sum is 718536960
The reverse of 664271385 is 583172466
Previous prime number is 71
Is Prime? no Number parity odd Number length 9 Sum of Digits 42 Digital Root 6
Name
six hundred sixty-four million two hundred seventy-one thousand three hundred eighty-five
Scientific notation
6.64271385 × 10^8
Engineering notation
6.64271385 × 10^6
Prime Factorization
15 × 71 × 623729
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
664271385 Product of the distinct prime numbers
The prime factorization of 664271385 is 15 × 71 × 623729.
Since it has a total of 3 prime factors.
2 , 3 , 81 , 66 , 86 , 555 , 3424 , 8021 , 27391 , 45520 , 847309 , 609458 , 3180118 , 2473786 , 31997506 , 56246399 , 406465187 , 602420668 , 1075425749 , 4066537819
n×2
1328542770
n×3
1992814155
n×4
2657085540
n×5
3321356925
n÷2
332135692.5
n÷3
221423795
n÷3
166067846.25
n÷5
132854277
n2
441256472929818225
n3
2.9311404841331E+26
n4
1.9470727490246E+35
n5
1.2933847116904E+44
2 √n25773.462805762
3 √n872.5329735789
4 √n160.54115611195
5 √n58.139207680878
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
-664271384 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 664271385 can be divided by 8 positive divisors.
The sum of these divisors (counting 664271385) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100101111111101000011001
3
Ternary
1201021221111000220
4
Quaternary
213211333220121
5
Quinary
2330023141020
6
Senary
145525350253
8
Octal
4745775031
10
Decimal
664271385
12
Duodecimal
166568389
16
Hexadecimal
2797fa19
20
Vigesimal
a7bdi95
36
Base36
azhn2x
md5
49c546129580c1efa20d8d5451d4950f
sha1
a29455f98797d76e5fa69b1748b4ae3d97698519
sha256
a40374366c88b6099e7ddd25adbda000685542c5f9a2509b0ca09e1baaee78f0
sha512
be239f94185104752c2d1e9090c4d8d601dde394636ac190b9fead652183a8f317a09254a93e0da2feecba0ca2eae78b3c3d040230fcbdf975e68b0d07b448f9
ripemd-160
d8eb24cee0c22d081024a58f8a1cda85ec70802f
Diameter
1328542770
Circumference
4173740206.2118
Area
1.3862480937053E+18
Volume
1.2277932548789E+27
Surface area
5.544992374821E+18
Circumference
4173740206.2118
Perimeter
2657085540
Area
441256472929818225
Diagonal
939421601.76336
Surface area
2647538837578909350
Volume
2.9311404841331E+26
Space diagonal
1150551788.8341
Perimeter
1992814155
Area
1.9106965757077E+17
Altitude
575275894.41707
Surface area
1.9106965757077E+17
Volume
3.4543821882348E+25
Height
313140533.92112