668804531 is an odd 9-digits composite number following 668804530
and preceding 668804532 . In scientific notation, it is written as 6.68804531 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 629463072 positive integers (up to 668804531) that are relatively prime to 668804531.
668804531 has 4 divisors, whose sum is 708145992
The reverse of 668804531 is 135408866
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
six hundred sixty-eight million eight hundred four thousand five hundred thirty-one
Scientific notation
6.68804531 × 10^8
Engineering notation
6.68804531 × 10^6
Prime Factorization
17 × 39341443
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
668804531
Product of the distinct prime numbers
The prime factorization of 668804531 is 17 × 39341443.
Since it has a total of 2 prime factors.
5 , 5 , 55 , 46 , 173 , 64 , 9444 , 6831 , 9483 , 3087 , 69726 , 24724 , 7889577 , 8514315 , 34136028 , 66608549 , 632774356 , 451709020 , 2491065249 , 7108936658
n×2
1337609062
n×3
2006413593
n×4
2675218124
n×5
3344022655
n÷2
334402265.5
n÷3
222934843.66667
n÷3
167201132.75
n÷5
133760906.2
n2
447299500686129961
n3
2.9915593277292E+26
n4
2.0007684331406E+35
n5
1.3381229935662E+44
2 √n
25861.255402629
3 √n
874.51326660273
4 √n
160.81435073596
5 √n
58.218343116669
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
-668804530
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 668804531 can be divided by 4 positive divisors.
The sum of these divisors (counting 668804531) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111110111010010010110110011
3
Ternary
1201121110210100012
4
Quaternary
213313102112303
5
Quinary
2332203221111
6
Senary
150210445135
8
Octal
4767222663
10
Decimal
668804531
12
Duodecimal
167b937ab
16
Hexadecimal
27dd25b3
20
Vigesimal
a900b6b
36
Base36
b26svn
md5
0fe7728bc2515729cf612620376de00c
sha1
0fe0cb900e7dda175aa0f0a7ae7d20ddff20b508
sha256
05212fda32effb760b472395f3105bc4c817a39bbf3149393c7f503e61fd5909
sha512
017c53731da3b483610ed733fa9d01b47476795a0ab9fd17048d9f613a8f53f0fea9c774d681727a94bdd8700b7372c3efc69a59d87b8209454c623ce54d9e1d
ripemd-160
9fb49778473d6132a08b4cd349f5649eafb1a8c0
Diameter
1337609062
Circumference
4202222802.5543
Area
1.4052328253099E+18
Volume
1.2531014409029E+27
Surface area
5.6209313012397E+18
Circumference
4202222802.5543
Perimeter
2675218124
Area
447299500686129961
Diagonal
945832438.31678
Surface area
2683797004116779766
Volume
2.9915593277292E+26
Space diagonal
1158403428.0243
Perimeter
2006413593
Area
1.9368636534714E+17
Altitude
579201714.01214
Surface area
1.9368636534714E+17
Volume
3.5255864782653E+25
Height
315277479.43893