664839989 is an odd 9-digits composite number following 664839988
and preceding 664839990 . In scientific notation, it is written as 6.64839989 × 10^8.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 603979200 positive integers (up to 664839989) that are relatively prime to 664839989.
664839989 has 8 divisors, whose sum is 725784960
The reverse of 664839989 is 989938466
Previous prime number is 40591
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 62
Digital Root 8
Name
six hundred sixty-four million eight hundred thirty-nine thousand nine hundred eighty-nine
Scientific notation
6.64839989 × 10^8
Engineering notation
6.64839989 × 10^6
Prime Factorization
11 × 40591 × 1489
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664839989
Product of the distinct prime numbers
The prime factorization of 664839989 is 11 × 40591 × 1489.
Since it has a total of 3 prime factors.
10 , 10 , 99 , 16 , 66 , 994 , 9941 , 9140 , 96854 , 7291 , 410687 , 345376 , 2160870 , 3268364 , 24235330 , 46729475 , 699870761 , 534866175 , 3535359062 , 4100356588
n×2
1329679978
n×3
1994519967
n×4
2659359956
n×5
3324199945
n÷2
332419994.5
n÷3
221613329.66667
n÷3
166209997.25
n÷5
132967997.8
n2
442012210973520121
n3
2.938673934815E+26
n4
1.953747946497E+35
n5
1.2989297632578E+44
2 √n
25784.491249586
3 √n
872.7818599323
4 √n
160.57550015362
5 √n
58.14915749167
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
-664839988
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 664839989 can be divided by 8 positive divisors.
The sum of these divisors (counting 664839989) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101000001010011100110101
3
Ternary
1201100000101000022
4
Quaternary
213220022130311
5
Quinary
2330144334424
6
Senary
145545454525
8
Octal
4750123465
10
Decimal
664839989
12
Duodecimal
1667a1445
16
Hexadecimal
27a0a735
20
Vigesimal
a7f4jj9
36
Base36
azttth
md5
52b7b5071a61079e4f25dc04f061180e
sha1
0ba83f6a789304a38ad9ae68459140fdcaa1f6ec
sha256
d7360af05de9b13291a32b78cc905659cc1e049a47cea1e76eb8820fa5bc036c
sha512
d26e2ad808d387689d9a8c0cfa69a4c0b06688caa6d22cd2e91c1ea302eb77981562f874cd91cc002fcfecc67687bfe26a064d48cfddb034bc5f2fc6a0a18c96
ripemd-160
defa2cf81094e7d75086d39cf9a60264f69bcd9d
Diameter
1329679978
Circumference
4177312850.5102
Area
1.3886223147914E+18
Volume
1.2309488593214E+27
Surface area
5.5544892591656E+18
Circumference
4177312850.5102
Perimeter
2659359956
Area
442012210973520121
Diagonal
940225729.25178
Surface area
2652073265841120726
Volume
2.938673934815E+26
Space diagonal
1151536639.8515
Perimeter
1994519967
Area
1.91396901743E+17
Altitude
575768319.92577
Surface area
1.91396901743E+17
Volume
3.4632604450064E+25
Height
313408576.41726