668049243 is an odd 9-digits composite number following 668049242
and preceding 668049244 . In scientific notation, it is written as 6.68049243 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 445237128 positive integers (up to 668049243) that are relatively prime to 668049243.
668049243 has 8 divisors, whose sum is 890990400
The reverse of 668049243 is 342940866
Previous prime number is 3659
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
six hundred sixty-eight million forty-nine thousand two hundred forty-three
Scientific notation
6.68049243 × 10^8
Engineering notation
6.68049243 × 10^6
Prime Factorization
3 × 3659 × 60859
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
668049243
Product of the distinct prime numbers
The prime factorization of 668049243 is 3 × 3659 × 60859.
Since it has a total of 3 prime factors.
1 , 7 , 35 , 96 , 297 , 330 , 4359 , 9866 , 46724 , 9667 , 291544 , 488188 , 5185260 , 327162 , 9270715 , 55231837 , 383089897 , 779381700 , 9704434822 , 2689861171
n×2
1336098486
n×3
2004147729
n×4
2672196972
n×5
3340246215
n÷2
334024621.5
n÷3
222683081
n÷3
167012310.75
n÷5
133609848.6
n2
446289791072873049
n3
2.9814355708486E+26
n4
1.9917457761587E+35
n5
1.3305842580113E+44
2 √n
25846.64858352
3 √n
874.18394358847
4 √n
160.76892916083
5 √n
58.205187855181
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
-668049242
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 668049243 can be divided by 8 positive divisors.
The sum of these divisors (counting 668049243) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111110100011001111101011011
3
Ternary
1201120001102021120
4
Quaternary
213310121331123
5
Quinary
2332010033433
6
Senary
150142340323
8
Octal
4764317533
10
Decimal
668049243
12
Duodecimal
16788a6a3
16
Hexadecimal
27d19f5b
20
Vigesimal
a8f6323
36
Base36
b1qm3f
md5
5f6ae3a97fffcfe1d3c53b61c99f686f
sha1
1af3d784fabac7d17e0d8f8c5bd9887d54e372f1
sha256
26a724f7b4d77703df65887081f8b7bcd0b48dcba9d3308e95a6deb6bbd09fde
sha512
1e18f4e1ee128153c56be8e9be3337fc3e6259c3431691aca3035299c3468b3dbd9a325942932b06cf3bf7040cbedea87d0aa870e34e0c78c96757ca7d07846a
ripemd-160
12590e0445fb7f63062a59e70c9ff32ad40f662b
Diameter
1336098486
Circumference
4197477188.09
Area
1.4020607290067E+18
Volume
1.2488608115372E+27
Surface area
5.6082429160266E+18
Circumference
4197477188.09
Perimeter
2672196972
Area
446289791072873049
Diagonal
944764299.78368
Surface area
2677738746437238294
Volume
2.9814355708486E+26
Space diagonal
1157095230.8339
Perimeter
2004147729
Area
1.9324914825938E+17
Altitude
578547615.41696
Surface area
1.9324914825938E+17
Volume
3.5136555163631E+25
Height
314921433.26123