664754985 is an odd 9-digits composite number following 664754984
and preceding 664754986 . In scientific notation, it is written as 6.64754985 × 10^8.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 352542528 positive integers (up to 664754985) that are relatively prime to 664754985.
664754985 has 8 divisors, whose sum is 673444800
The reverse of 664754985 is 589457466
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
six hundred sixty-four million seven hundred fifty-four thousand nine hundred eighty-five
Scientific notation
6.64754985 × 10^8
Engineering notation
6.64754985 × 10^6
Prime Factorization
135 × 179 × 27509
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664754985
Product of the distinct prime numbers
The prime factorization of 664754985 is 135 × 179 × 27509.
Since it has a total of 3 prime factors.
6 , 4 , 80 , 89 , 938 , 780 , 4048 , 8301 , 48862 , 31820 , 364373 , 7375 , 1086029 , 7384028 , 42251248 , 65494069 , 101920606 , 993523790 , 1947671913 , 7362690377
n×2
1329509970
n×3
1994264955
n×4
2659019940
n×5
3323774925
n÷2
332377492.5
n÷3
221584995
n÷3
166188746.25
n÷5
132950997
n2
441899190082350225
n3
2.937546894747E+26
n4
1.9527489419544E+35
n5
1.2980995936176E+44
2 √n
25782.842841704
3 √n
872.74466145218
4 √n
160.57036725904
5 √n
58.147670468062
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
-664754984
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 664754985 can be divided by 8 positive divisors.
The sum of these divisors (counting 664754985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100111110101101100101001
3
Ternary
1201022212001102000
4
Quaternary
213213311230221
5
Quinary
2330134124420
6
Senary
145544001213
8
Octal
4747655451
10
Decimal
664754985
12
Duodecimal
166760209
16
Hexadecimal
279f5b29
20
Vigesimal
a7ee795
36
Base36
azs089
md5
d7cf14defdb1cdbbea72794710751e16
sha1
64165a5f59fbd443a5c6b4125399091d01848f7f
sha256
70dcba3c265c8cd99eba2d242dd1eb4124b9e47fbd6750c5db38b3043c802610
sha512
acb7677492d61b5fd28d3c9c683cb5fff43f8d48a1850a180cae714074475e38486e9ad72b3ba60bda2b66916e214632e891c8f5deaf6cc7bc1e92f3f7bbecf9
ripemd-160
e0ed1d88b21370bc4a5da5eadc3be0da30214142
Diameter
1329509970
Circumference
4176778754.6264
Area
1.38826724919E+18
Volume
1.2304767658817E+27
Surface area
5.55306899676E+18
Circumference
4176778754.6264
Perimeter
2659019940
Area
441899190082350225
Diagonal
940105515.44212
Surface area
2651395140494101350
Volume
2.937546894747E+26
Space diagonal
1151389408.6047
Perimeter
1994264955
Area
1.9134796226154E+17
Altitude
575694704.30234
Surface area
1.9134796226154E+17
Volume
3.4619322155485E+25
Height
313368505.14737