664191 is an odd 6-digits composite number following 664190
and preceding 664192 . In scientific notation, it is written as 6.64191 × 10^5.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 402480 positive integers (up to 664191) that are relatively prime to 664191.
664191 has 8 divisors, whose sum is 805200
The reverse of 664191 is 191466
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 27
Digital Root 9
Name
six hundred sixty-four thousand one hundred ninety-one
Scientific notation
6.64191 × 10^5
Engineering notation
6.64191 × 10^3
Prime Factorization
9 × 11 × 6709
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664191
Product of the distinct prime numbers
The prime factorization of 664191 is 9 × 11 × 6709.
Since it has a total of 3 prime factors.
5 , 5 , 26 , 45 , 306 , 749 , 2925 , 1490 , 31027 , 78892 , 833985 , 81880 , 4650207 , 9286792 , 4186863 , 85493973 , 617994369 , 174119007 , 5009734216 , 210390658
n×2
1328382
n×3
1992573
n×4
2656764
n×5
3320955
n÷2
332095.5
n÷3
221397
n÷3
166047.75
n÷5
132838.2
n2
441149684481
n3
293007650085119871
n4
1.9461304411769E+23
n5
1.2926023238557E+29
2 √n
814.97914083736
3 √n
87.2497776422
4 √n
28.547839512603
5 √n
14.603555223641
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
-664190
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 664191 can be divided by 8 positive divisors.
The sum of these divisors (counting 664191) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100010001001111111
3
Ternary
1020202002200
4
Quaternary
2202021333
5
Quinary
132223231
6
Senary
22122543
8
Octal
2421177
10
Decimal
664191
12
Duodecimal
280453
16
Hexadecimal
a227f
20
Vigesimal
4309b
36
Base36
e8hr
md5
bf8bee07f416f0b6df5d9a094dea7885
sha1
c77a9464a710d1d3fab17c76830e36d1b1d064b1
sha256
ecb93d5c87bd8aefbca96905ab4d1ed2abcdb70ab4e7a77f0fd7c56928c797cb
sha512
816d780b8d53e29bff7c6db6eb628c778987fb171b3f343df19910116f6d7f12d7f4a897ad7a954b9131153f726cfa796b41050fedc7615b7973d6ae8a9c7991
ripemd-160
2ccae0373dda4a8ded9dde4b736e3ff1a3a8c2fb
Diameter
1328382
Circumference
4173235.1323609
Area
1385912607899
Volume
1.227347574604E+18
Surface area
5543650431595.9
Circumference
4173235.1323609
Perimeter
2656764
Area
441149684481
Diagonal
939307.92020615
Surface area
2646898106886
Volume
293007650085119871
Space diagonal
1150412.55793
Perimeter
1992573
Area
191023416816.02
Altitude
575206.27896499
Surface area
191023416816.02
Volume
3.4531282719121E+16
Height
313102.64006872