668492031 is an odd 9-digits composite number following 668492030
and preceding 668492032 . In scientific notation, it is written as 6.68492031 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 439009560 positive integers (up to 668492031) that are relatively prime to 668492031.
668492031 has 8 divisors, whose sum is 904626304
The reverse of 668492031 is 130294866
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
six hundred sixty-eight million four hundred ninety-two thousand thirty-one
Scientific notation
6.68492031 × 10^8
Engineering notation
6.68492031 × 10^6
Prime Factorization
3 × 67 × 3325831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
668492031
Product of the distinct prime numbers
The prime factorization of 668492031 is 3 × 67 × 3325831.
Since it has a total of 3 prime factors.
10 , 8 , 38 , 20 , 993 , 126 , 1535 , 6786 , 70000 , 46691 , 937425 , 144499 , 432321 , 5309943 , 66972702 , 30701123 , 95033391 , 674987489 , 5678729079 , 8167375601
n×2
1336984062
n×3
2005476093
n×4
2673968124
n×5
3342460155
n÷2
334246015.5
n÷3
222830677
n÷3
167123007.75
n÷5
133698406.2
n2
446881595510504961
n3
2.9873678539934E+26
n4
1.9970316040601E+35
n5
1.3349997129694E+44
2 √n
25855.212839967
3 √n
874.37703946981
4 √n
160.79556225209
5 √n
58.212901576529
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
-668492030
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 668492031 can be divided by 8 positive divisors.
The sum of these divisors (counting 668492031) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111110110000110000011111111
3
Ternary
1201120212220200010
4
Quaternary
213312012003333
5
Quinary
2332113221111
6
Senary
150200034303
8
Octal
4766060377
10
Decimal
668492031
12
Duodecimal
167a62993
16
Hexadecimal
27d860ff
20
Vigesimal
a8i1a1b
36
Base36
b203r3
md5
aa08c553ac803946e61dc6c59d43fb8e
sha1
a1805bb6416f46be43ee8d2f27fb0f40ca5a5e7a
sha256
e71ef8149fa45736898986b8ed2afb4fa6a3bc3f1b0dd8c87c35a8d8eb62be24
sha512
63e4b2d608d4a1d11d62af0c0f1f9f647842497562c6e6807b95909456ab03041704022fdb42e7b9dc6acd7a6726cfa97063b69527d2274677242cda3811a4db
ripemd-160
13b5943bad231d79c7dacccf789b79690a2b26f9
Diameter
1336984062
Circumference
4200259307.1458
Area
1.4039199374803E+18
Volume
1.2513457204901E+27
Surface area
5.6156797499212E+18
Circumference
4200259307.1458
Perimeter
2673968124
Area
446881595510504961
Diagonal
945390496.57854
Surface area
2681289573063029766
Volume
2.9873678539934E+26
Space diagonal
1157862162.1469
Perimeter
2005476093
Area
1.9350540709791E+17
Altitude
578931081.07345
Surface area
1.9350540709791E+17
Volume
3.5206467790957E+25
Height
315130165.52618