664742685 is an odd 9-digits composite number following 664742684
and preceding 664742686 . In scientific notation, it is written as 6.64742685 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 354422208 positive integers (up to 664742685) that are relatively prime to 664742685.
664742685 has 16 divisors, whose sum is 1063910016
The reverse of 664742685 is 586247466
Previous prime number is 7477
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
six hundred sixty-four million seven hundred forty-two thousand six hundred eighty-five
Scientific notation
6.64742685 × 10^8
Engineering notation
6.64742685 × 10^6
Prime Factorization
3 × 5 × 7477 × 5927
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
664742685
Product of the distinct prime numbers
The prime factorization of 664742685 is 3 × 5 × 7477 × 5927.
Since it has a total of 4 prime factors.
2 , 5 , 80 , 66 , 188 , 569 , 3644 , 1516 , 61533 , 64743 , 21319 , 292643 , 5356648 , 8875316 , 99988379 , 33799033 , 913797459 , 992297248 , 7085835072 , 882830427
n×2
1329485370
n×3
1994228055
n×4
2658970740
n×5
3323713425
n÷2
332371342.5
n÷3
221580895
n÷3
166185671.25
n÷5
132948537
n2
441882837261009225
n3
2.937383836963E+26
n4
1.9526044186584E+35
n5
1.2979795040018E+44
2 √n
25782.604309883
3 √n
872.73927860397
4 √n
160.56962449319
5 √n
58.147455284526
1 , 3 , 5 , 15 , 5927 , 7477 , 17781 , 22431 , 29635 , 37385 , 88905 , 112155 , 44316179 , 132948537 , 221580895 , 664742685
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-664742684
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 664742685 can be divided by 16 positive divisors.
The sum of these divisors (counting 664742685) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111100111110010101100011101
3
Ternary
1201022211102112110
4
Quaternary
213213302230131
5
Quinary
2330133231220
6
Senary
145543424233
8
Octal
4747625435
10
Decimal
664742685
12
Duodecimal
166755079
16
Hexadecimal
279f2b1d
20
Vigesimal
a7ecge5
36
Base36
azrqql
md5
8d983203586df41d6d4a867621f81662
sha1
d3127fb1efdd83311ac41cb4abe2d6148818ace6
sha256
42d3c3aae84486a067eb4069221a82b30112650d165eed382e0bb1124d9e58d4
sha512
c09afee202e86d43cb205b0df66b3cf0a5e1fad085dfa25049a2aa93c88a9aa17adfa6c70c40d8f782d28966d4c777253ceefa01b1cc341fa32a4d133c420285
ripemd-160
9651d25e4e8918dca0df51727a96a6dbb9965576
Diameter
1329485370
Circumference
4176701471.4471
Area
1.3882158752866E+18
Volume
1.2304084643969E+27
Surface area
5.5528635011464E+18
Circumference
4176701471.4471
Perimeter
2658970740
Area
441882837261009225
Diagonal
940088120.61531
Surface area
2651297023566055350
Volume
2.937383836963E+26
Space diagonal
1151368104.3798
Perimeter
1994228055
Area
1.9134088128219E+17
Altitude
575684052.18988
Surface area
1.9134088128219E+17
Volume
3.4617400501072E+25
Height
313362706.87177