664821442 is an even 9-digits composite number following 664821441
and preceding 664821443 . In scientific notation, it is written as 6.64821442 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 332360112 positive integers (up to 664821442) that are relatively prime to 664821442.
664821442 has 8 divisors, whose sum is 997383996
The reverse of 664821442 is 244128466
Previous prime number is 42853
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
six hundred sixty-four million eight hundred twenty-one thousand four hundred forty-two
Scientific notation
6.64821442 × 10^8
Engineering notation
6.64821442 × 10^6
Prime Factorization
2 × 42853 × 7757
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664821442
Product of the distinct prime numbers
The prime factorization of 664821442 is 2 × 42853 × 7757.
Since it has a total of 3 prime factors.
3 , 1 , 73 , 20 , 509 , 168 , 8523 , 761 , 85234 , 50262 , 981778 , 805309 , 2051881 , 5540951 , 36078294 , 2226422 , 957992393 , 642587192 , 5938093899 , 8838792197
n×2
1329642884
n×3
1994464326
n×4
2659285768
n×5
3324107210
n÷2
332410721
n÷3
221607147.33333
n÷3
166205360.5
n÷5
132964288.4
n2
441987549742959364
n3
2.9384280016616E+26
n4
1.9535299412778E+35
n5
1.2987485925505E+44
2 √n
25784.1315929
3 √n
872.77374387633
4 √n
160.57438025071
5 √n
58.14883305136
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
-664821441
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 664821442 can be divided by 8 positive divisors.
The sum of these divisors (counting 664821442) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101000000101111011000010
3
Ternary
1201022222102120101
4
Quaternary
213220011323002
5
Quinary
2330143241232
6
Senary
145545233014
8
Octal
4750057302
10
Decimal
664821442
12
Duodecimal
16679276a
16
Hexadecimal
27a05ec2
20
Vigesimal
a7f2dc2
36
Base36
aztfia
md5
7294fa547a9cdb42af6d6599133b6702
sha1
8b7747c9457b1df327a3fcc5b0eefec14bdc729b
sha256
1b15b78770dee525b0d81966463ab409a0af51602c922282a9604941a7486896
sha512
1f044d8122411e3133006c34a7f22cbdde9733fb7ad3b0b898540ff08a375f762f862c0c1c4f68b5c768dbb5c57902490719b0ab2f422f7d95bdd9877e2cc2b6
ripemd-160
04995dc8dc7a1aa240a3e0f1cb072094362fe4b5
Diameter
1329642884
Circumference
4177196316.2723
Area
1.3885448392506E+18
Volume
1.230845843083E+27
Surface area
5.5541793570025E+18
Circumference
4177196316.2723
Perimeter
2659285768
Area
441987549742959364
Diagonal
940199499.83284
Surface area
2651925298457756184
Volume
2.9384280016616E+26
Space diagonal
1151504515.5052
Perimeter
1994464326
Area
1.9138622311692E+17
Altitude
575752257.7526
Surface area
1.9138622311692E+17
Volume
3.4629706100056E+25
Height
313399833.27761