668672215 is an odd 9-digits composite number following 668672214
and preceding 668672216 . In scientific notation, it is written as 6.68672215 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 511679520 positive integers (up to 668672215) that are relatively prime to 668672215.
668672215 has 8 divisors, whose sum is 837294048
The reverse of 668672215 is 512276866
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
six hundred sixty-eight million six hundred seventy-two thousand two hundred fifteen
Scientific notation
6.68672215 × 10^8
Engineering notation
6.68672215 × 10^6
Prime Factorization
5 × 23 × 5814541
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
668672215
Product of the distinct prime numbers
The prime factorization of 668672215 is 5 × 23 × 5814541.
Since it has a total of 3 prime factors.
8 , 6 , 37 , 72 , 843 , 245 , 4292 , 7251 , 89023 , 13752 , 236716 , 936817 , 9535103 , 1313430 , 67478076 , 49396994 , 708033155 , 834877145 , 6499100541 , 3616104428
n×2
1337344430
n×3
2006016645
n×4
2674688860
n×5
3343361075
n÷2
334336107.5
n÷3
222890738.33333
n÷3
167168053.75
n÷5
133734443
n2
447122531113006225
n3
2.9897841325574E+26
n4
1.999185578289E+35
n5
1.3367998488306E+44
2 √n
25858.69708628
3 √n
874.45559168992
4 √n
160.80639628535
5 √n
58.216039355972
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
-668672214
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 668672215 can be divided by 8 positive divisors.
The sum of these divisors (counting 668672215) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111110110110010000011010111
3
Ternary
1201121020001211121
4
Quaternary
213312302003113
5
Quinary
2332140002330
6
Senary
150203544411
8
Octal
4766620327
10
Decimal
668672215
12
Duodecimal
167b2b107
16
Hexadecimal
27db20d7
20
Vigesimal
a8j40af
36
Base36
b23ys7
md5
3731fb4920926c1d4d0c9bb3f088f815
sha1
89f05c0a25d1fc50da74bfd849cefb682f8e7845
sha256
2149631e233a4a45082daaba36b67a6413640980ceb6a323851bb723bcbdf1c7
sha512
1b49576ce52524a12160131976ff4d727c23072d672f3f39cd65bc4dcb4203af66eeb4228cecf8d77da0169ce4a49d5a3cf3710441b7a4c68f47536d53be7bef
ripemd-160
2d5a430a9a857b4416a8be954c39488cf75cfc9c
Diameter
1337344430
Circumference
4201391436.6072
Area
1.4046768589991E+18
Volume
1.2523578488882E+27
Surface area
5.6187074359964E+18
Circumference
4201391436.6072
Perimeter
2674688860
Area
447122531113006225
Diagonal
945645315.23506
Surface area
2682735186678037350
Volume
2.9897841325574E+26
Space diagonal
1158174249.9896
Perimeter
2006016645
Area
1.9360973527413E+17
Altitude
579087124.99481
Surface area
1.9360973527413E+17
Volume
3.5234943906921E+25
Height
315215105.07835