668840492 is an even 9-digits composite number following 668840491
and preceding 668840493 . In scientific notation, it is written as 6.68840492 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 334342800 positive integers (up to 668840492) that are relatively prime to 668840492.
668840492 has 12 divisors, whose sum is 1170741936
The reverse of 668840492 is 294048866
Previous prime number is 4951
Is Prime? no Number parity even Number length 9 Sum of Digits 47 Digital Root 2
Name
six hundred sixty-eight million eight hundred forty thousand four hundred ninety-two
Scientific notation
6.68840492 × 10^8
Engineering notation
6.68840492 × 10^6
Prime Factorization
2 × 2 × 4951 × 33773
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
334420246 Product of the distinct prime numbers
The prime factorization of 668840492 is 2 × 2 × 4951 × 33773.
Since it has a total of 4 prime factors.
9 , 9 , 7 , 36 , 356 , 132 , 769 , 5377 , 57606 , 57172 , 175082 , 685222 , 3691543 , 5983931 , 2942855 , 16812516 , 813307577 , 547091845 , 8607516842 , 1862305465
n×2
1337680984
n×3
2006521476
n×4
2675361968
n×5
3344202460
n÷2
334420246
n÷3
222946830.66667
n÷3
167210123
n÷5
133768098.4
n2
447347603738802064
n3
2.9920419137968E+26
n4
2.0011987857085E+35
n5
1.3384827804231E+44
2 √n25861.950661155
3 √n874.52894024452
4 √n160.81651240204
5 √n58.218969172478
1 , 2 , 4 , 4951 , 9902 , 19804 , 33773 , 67546 , 135092 , 167210123 , 334420246 , 668840492
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-668840491 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 668840492 can be divided by 12 positive divisors.
The sum of these divisors (counting 668840492) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111110111011011001000101100
3
Ternary
1201121112121200002
4
Quaternary
213313123020230
5
Quinary
2332210343432
6
Senary
150211323432
8
Octal
4767331054
10
Decimal
668840492
12
Duodecimal
167bb0578
16
Hexadecimal
27ddb22c
20
Vigesimal
a90514c
36
Base36
b27kmk
md5
743b5204a01c12978539376aa87029df
sha1
2eb1b7e0f5f9ef9031e680b08a3ac98e87ff611e
sha256
6ddebfeef6b43740fd4b9352f2edd2bd09c39b13464d1301dbcfd239025d383c
sha512
6f2b7e6194c07f626fa94f20a0f49890290e46d569ec1ff350254e811307ff2dbcea7bff3c0d147fd29f9d361daa7ca812bc47cf1915ab7e28f93edfcc01743b
ripemd-160
b8ea9a0c972ede86975437f28b02316e6e9e6dfa
Diameter
1337680984
Circumference
4202448752.1812
Area
1.4053839455068E+18
Volume
1.2533035860822E+27
Surface area
5.6215357820273E+18
Circumference
4202448752.1812
Perimeter
2675361968
Area
447347603738802064
Diagonal
945883294.85069
Surface area
2684085622432812384
Volume
2.9920419137968E+26
Space diagonal
1158465714.3034
Perimeter
2006521476
Area
1.9370719457995E+17
Altitude
579232857.15168
Surface area
1.9370719457995E+17
Volume
3.5261552114002E+25
Height
315294431.6169