668876249 is an odd 9-digits composite number following 668876248
and preceding 668876250 . In scientific notation, it is written as 6.68876249 × 10^8.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 663730416 positive integers (up to 668876249) that are relatively prime to 668876249.
668876249 has 8 divisors, whose sum is 674036160
The reverse of 668876249 is 942678866
Previous prime number is 643
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 56
Digital Root 2
Name
six hundred sixty-eight million eight hundred seventy-six thousand two hundred forty-nine
Scientific notation
6.68876249 × 10^8
Engineering notation
6.68876249 × 10^6
Prime Factorization
167 × 643 × 6229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
668876249
Product of the distinct prime numbers
The prime factorization of 668876249 is 167 × 643 × 6229.
Since it has a total of 3 prime factors.
9 , 8 , 47 , 53 , 276 , 269 , 2476 , 4412 , 62967 , 93573 , 752210 , 343001 , 4290590 , 38229 , 8881305 , 99348025 , 981321861 , 236931151 , 1151164758 , 8832642884
n×2
1337752498
n×3
2006628747
n×4
2675504996
n×5
3344381245
n÷2
334438124.5
n÷3
222958749.66667
n÷3
167219062.25
n÷5
133775249.8
n2
447395436476310001
n3
2.9925218136999E+26
n4
2.0016267657983E+35
n5
1.3388406030052E+44
2 √n
25862.641957078
3 √n
874.54452441566
4 √n
160.81866171896
5 √n
58.219591650091
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
-668876248
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 668876249 can be divided by 8 positive divisors.
The sum of these divisors (counting 668876249) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111110111100011110111011001
3
Ternary
1201121121102201102
4
Quaternary
213313203313121
5
Quinary
2332213014444
6
Senary
150212201145
8
Octal
4767436731
10
Decimal
668876249
12
Duodecimal
1680091b5
16
Hexadecimal
27de3dd9
20
Vigesimal
a909ac9
36
Base36
b28c7t
md5
fff44b130af6785a2c944228998fdb67
sha1
8c8adffdc4935b42879e2edbafb4a1c5a67bb017
sha256
c6c2e355eaf5e9613e8cdaf0751d9180354af7eaeb3b17727ad7221c421d2aa6
sha512
8a40b3c523655a4798f631678748760e8e219753450fd4f774194f2982a740e9aa58b33a0a3fa08d2a57f9a9b839335b24ae666702c351c34723530488157b08
ripemd-160
4c6509972fe00ba8bc298c4c8fc3cc0a023b758c
Diameter
1337752498
Circumference
4202673420.0382
Area
1.4055342164836E+18
Volume
1.2535046060836E+27
Surface area
5.6221368659343E+18
Circumference
4202673420.0382
Perimeter
2675504996
Area
447395436476310001
Diagonal
945933862.88504
Surface area
2684372618857860006
Volume
2.9925218136999E+26
Space diagonal
1158527647.2441
Perimeter
2006628747
Area
1.9372790676286E+17
Altitude
579263823.62205
Surface area
1.9372790676286E+17
Volume
3.5267207788598E+25
Height
315311287.62835