664984887 is an odd 9-digits composite number following 664984886
and preceding 664984888 . In scientific notation, it is written as 6.64984887 × 10^8.
The sum of its digits is 60. It has a total of 3 prime factors and 8 positive divisors.
There are 379319040 positive integers (up to 664984887) that are relatively prime to 664984887.
664984887 has 8 divisors, whose sum is 697883472
The reverse of 664984887 is 788489466
Previous prime number is 571
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 60
Digital Root 6
Name
six hundred sixty-four million nine hundred eighty-four thousand eight hundred eighty-seven
Scientific notation
6.64984887 × 10^8
Engineering notation
6.64984887 × 10^6
Prime Factorization
21 × 571 × 55457
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664984887
Product of the distinct prime numbers
The prime factorization of 664984887 is 21 × 571 × 55457.
Since it has a total of 3 prime factors.
4 , 6 , 93 , 6 , 336 , 373 , 6620 , 877 , 61920 , 48496 , 586706 , 655524 , 9926435 , 4039734 , 95538370 , 79588919 , 429689252 , 19513106 , 9943462475 , 2565420242
n×2
1329969774
n×3
1994954661
n×4
2659939548
n×5
3324924435
n÷2
332492443.5
n÷3
221661629
n÷3
166246221.75
n÷5
132996977.4
n2
442204899938402769
n3
2.9405957541639E+26
n4
1.9554517352953E+35
n5
1.3003458512293E+44
2 √n
25787.300886289
3 √n
872.84526123274
4 √n
160.58424856221
5 √n
58.151691924714
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
-664984886
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 664984887 can be divided by 8 positive divisors.
The sum of these divisors (counting 664984887) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101000101101110100110111
3
Ternary
1201100021201202220
4
Quaternary
213220231310313
5
Quinary
2330214004022
6
Senary
145552533423
8
Octal
4750556467
10
Decimal
664984887
12
Duodecimal
166851273
16
Hexadecimal
27a2dd37
20
Vigesimal
a7g3247
36
Base36
azwxmf
md5
d8ed9bf2738f18afbe9a9943aeb58554
sha1
527d19f1dd01a0786d79fe1da5a1682612748208
sha256
40261eea804f130f13789aa50abc9b99a3fc7bd82772fd1188624a58390ad11e
sha512
28db078bdef3e5690b37c8b7a201359f5f8f0ab356f0a55cd54fab0f1d7e0f0c81deb46c31309f24266908a60335395b21c71d65e8516cb54d74a448325eecd4
ripemd-160
4c4b370e1193d10b11b043896107d84ed36fcf20
Diameter
1329969774
Circumference
4178223271.4949
Area
1.3892276650279E+18
Volume
1.2317538691278E+27
Surface area
5.5569106601116E+18
Circumference
4178223271.4949
Perimeter
2659939548
Area
442204899938402769
Diagonal
940430645.96854
Surface area
2653229399630416614
Volume
2.9405957541639E+26
Space diagonal
1151787610.5494
Perimeter
1994954661
Area
1.9148033851231E+17
Altitude
575893805.27472
Surface area
1.9148033851231E+17
Volume
3.4655253308294E+25
Height
313476881.98951