668841 is an odd 6-digits composite number following 668840
and preceding 668842 . In scientific notation, it is written as 6.68841 × 10^5.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 445892 positive integers (up to 668841) that are relatively prime to 668841.
668841 has 4 divisors, whose sum is 891792
The reverse of 668841 is 148866
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 33
Digital Root 6
Name
six hundred sixty-eight thousand eight hundred forty-one
Scientific notation
6.68841 × 10^5
Engineering notation
6.68841 × 10^3
Prime Factorization
3 × 222947
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
668841
Product of the distinct prime numbers
The prime factorization of 668841 is 3 × 222947.
Since it has a total of 2 prime factors.
7 , 7 , 44 , 54 , 174 , 675 , 9957 , 6710 , 69696 , 60636 , 4370 , 743537 , 9960902 , 8351326 , 42379066 , 90598525 , 796186078 , 701793077 , 321374199 , 4195272939
n×2
1337682
n×3
2006523
n×4
2675364
n×5
3344205
n÷2
334420.5
n÷3
222947
n÷3
167210.25
n÷5
133768.2
n2
447348283281
n3
299204873137947321
n4
2.0012048655446E+23
n5
1.3384878634757E+29
2 √n
817.82699882066
3 √n
87.452916165286
4 √n
28.597674710029
5 √n
14.623946093527
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
-668840
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 668841 can be divided by 4 positive divisors.
The sum of these divisors (counting 668841) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100011010010101001
3
Ternary
1020222110220
4
Quaternary
2203102221
5
Quinary
132400331
6
Senary
22200253
8
Octal
2432251
10
Decimal
668841
12
Duodecimal
283089
16
Hexadecimal
a34a9
20
Vigesimal
43c21
36
Base36
ec2x
md5
ed56eaa612a1150923a3a4ed03d7d89c
sha1
d8a7e36b67fe4c369adb99e8868f4e5a29b3ee42
sha256
8be6f780517ec411145282522b0047c0076d5258e18580b6e0caf71e9a855a17
sha512
972c1c856f766c3d5db7cee0513fe96b6f37e5ebdb389b2e12889bf3cd2648e6db3836c738e0b24ef53835015433dc61b8919469af85196eb0300f733eab249d
ripemd-160
89e087b399814fe1821c01f7b682abb108c0d3d3
Diameter
1337682
Circumference
4202451.9440393
Area
1405386080351.6
Volume
1.2533064418246E+18
Surface area
5621544321406.4
Circumference
4202451.9440393
Perimeter
2675364
Area
447348283281
Diagonal
945884.01327118
Surface area
2684089699686
Volume
299204873137947321
Space diagonal
1158466.5941852
Perimeter
2006523
Area
193707488830.35
Altitude
579233.29709259
Surface area
193707488830.35
Volume
3.5261632459984E+16
Height
315294.67109039