668889241 is an odd 9-digits composite number following 668889240
and preceding 668889242 . In scientific notation, it is written as 6.68889241 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 668830500 positive integers (up to 668889241) that are relatively prime to 668889241.
668889241 has 4 divisors, whose sum is 668947984
The reverse of 668889241 is 142988866
Previous prime number is 15451
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
six hundred sixty-eight million eight hundred eighty-nine thousand two hundred forty-one
Scientific notation
6.68889241 × 10^8
Engineering notation
6.68889241 × 10^6
Prime Factorization
15451 × 43291
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
668889241
Product of the distinct prime numbers
The prime factorization of 668889241 is 15451 × 43291.
Since it has a total of 2 prime factors.
10 , 10 , 8 , 91 , 516 , 325 , 2717 , 7977 , 52336 , 36031 , 480453 , 195708 , 3021010 , 3906205 , 24573134 , 2103606 , 698602281 , 123418475 , 3990488617 , 7536989628
n×2
1337778482
n×3
2006667723
n×4
2675556964
n×5
3344446205
n÷2
334444620.5
n÷3
222963080.33333
n÷3
167222310.25
n÷5
133777848.2
n2
447412816725556081
n3
2.9926961939323E+26
n4
2.001782285703E+35
n5
1.3389706337311E+44
2 √n
25862.89312896
3 √n
874.55018665334
4 √n
160.81944263353
5 √n
58.219817815412
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-668889240
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 668889241 can be divided by 4 positive divisors.
The sum of these divisors (counting 668889241) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111110111100111000010011001
3
Ternary
1201121122002112121
4
Quaternary
213313213002121
5
Quinary
2332213423431
6
Senary
150212341241
8
Octal
4767470231
10
Decimal
668889241
12
Duodecimal
168014821
16
Hexadecimal
27de7099
20
Vigesimal
a90b321
36
Base36
b28m8p
md5
9c6163e340e4f7efa2e85ff90615fae8
sha1
897cfe318f981856dca9926a51d1ff05abb7bd69
sha256
800c769bdde2ce330c751925602cfe56d0344dbecb806fbae1e2f63c9251524a
sha512
96a96c54dc6b93d3bbf2e80b01c1c77c9abce69e51ed5e9fa3e7b00cd3bcd72b4d2bba88aa25fec69c551118480acf755e011bfc7020eca6e1b6770a55233762
ripemd-160
70bfb2082850b531063ae56086f7bf7c6619494e
Diameter
1337778482
Circumference
4202755051.1817
Area
1.4055888181469E+18
Volume
1.2535776503045E+27
Surface area
5.6223552725877E+18
Circumference
4202755051.1817
Perimeter
2675556964
Area
447412816725556081
Diagonal
945952236.34765
Surface area
2684476900353336486
Volume
2.9926961939323E+26
Space diagonal
1158550150.0482
Perimeter
2006667723
Area
1.9373543263154E+17
Altitude
579275075.02409
Surface area
1.9373543263154E+17
Volume
3.5269262879345E+25
Height
315317412.11588