668840272 is an even 9-digits composite number following 668840271
and preceding 668840273 . In scientific notation, it is written as 6.68840272 × 10^8.
The sum of its digits is 43. It has a total of 6 prime factors and 20 positive divisors.
There are 334313568 positive integers (up to 668840272) that are relatively prime to 668840272.
668840272 has 20 divisors, whose sum is 1296291040
The reverse of 668840272 is 272048866
Previous prime number is 5059
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
six hundred sixty-eight million eight hundred forty thousand two hundred seventy-two
Scientific notation
6.68840272 × 10^8
Engineering notation
6.68840272 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 5059 × 8263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
83605034
Product of the distinct prime numbers
The prime factorization of 668840272 is 2 × 2 × 2 × 2 × 5059 × 8263.
Since it has a total of 6 prime factors.
4 , 3 , 66 , 17 , 658 , 204 , 3677 , 4965 , 10940 , 79705 , 306292 , 443996 , 2566981 , 8740491 , 86530957 , 8037752 , 26914821 , 275798557 , 8715206491 , 7375203784
n×2
1337680544
n×3
2006520816
n×4
2675361088
n×5
3344201360
n÷2
334420136
n÷3
222946757.33333
n÷3
167210068
n÷5
133768054.4
n2
447347309449033984
n3
2.9920389613036E+26
n4
2.0011961527129E+35
n5
1.3384805791058E+44
2 √n
25861.946407802
3 √n
874.52884435898
4 √n
160.81649917779
5 √n
58.218965342514
1 , 2 , 4 , 8 , 16 , 5059 , 8263 , 10118 , 16526 , 20236 , 33052 , 40472 , 66104 , 80944 , 132208 , 41802517 , 83605034 , 167210068 , 334420136 , 668840272
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-668840271
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 668840272 can be divided by 20 positive divisors.
The sum of these divisors (counting 668840272) is 1, the average is 0.05.
Base
System
Value
2
Binary
100111110111011011000101010000
3
Ternary
1201121112121100221
4
Quaternary
213313123011100
5
Quinary
2332210342042
6
Senary
150211322424
8
Octal
4767330520
10
Decimal
668840272
12
Duodecimal
167bb0414
16
Hexadecimal
27ddb150
20
Vigesimal
a9050dc
36
Base36
b27kgg
md5
b00d2eeeb89b6c0fd7f45eaa6a9de902
sha1
d737dc4d63d02d04b4fc502f5818457f0d25a021
sha256
ab0e2e98c324fd4293cb2984a41f333444ee41cd46ef0902a1121e600ad82b16
sha512
64f1e35af732dcd348ab8450d90214b58cf03d11dd487947479e80e51e8745471ec75a5e1e3b015bdfd137af9a28fd3a9791685e09993ea3f743af67d8a10b40
ripemd-160
962cc2b706ae99c708f943360db5ef12eb1dd73b
Diameter
1337680544
Circumference
4202447369.8804
Area
1.4053830209682E+18
Volume
1.2533023493448E+27
Surface area
5.621532083873E+18
Circumference
4202447369.8804
Perimeter
2675361088
Area
447347309449033984
Diagonal
945882983.72371
Surface area
2684083856694203904
Volume
2.9920389613036E+26
Space diagonal
1158465333.2522
Perimeter
2006520816
Area
1.9370706714874E+17
Altitude
579232666.62609
Surface area
1.9370706714874E+17
Volume
3.5261517318536E+25
Height
315294327.9079