668291236 is an even 9-digits composite number following 668291235
and preceding 668291237 . In scientific notation, it is written as 6.68291236 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 334060832 positive integers (up to 668291236) that are relatively prime to 668291236.
668291236 has 12 divisors, whose sum is 1169806428
The reverse of 668291236 is 632192866
Previous prime number is 4397
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
six hundred sixty-eight million two hundred ninety-one thousand two hundred thirty-six
Scientific notation
6.68291236 × 10^8
Engineering notation
6.68291236 × 10^6
Prime Factorization
2 × 2 × 4397 × 37997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
334145618
Product of the distinct prime numbers
The prime factorization of 668291236 is 2 × 2 × 4397 × 37997.
Since it has a total of 4 prime factors.
1 , 10 , 94 , 97 , 372 , 689 , 8887 , 5450 , 5520 , 37860 , 364394 , 874031 , 8806928 , 4250167 , 7479496 , 38444514 , 431225101 , 536067978 , 1380924477 , 831110490
n×2
1336582472
n×3
2004873708
n×4
2673164944
n×5
3341456180
n÷2
334145618
n÷3
222763745.33333
n÷3
167072809
n÷5
133658247.2
n2
446613176114407696
n3
2.9846767147938E+26
n4
1.99463329079E+35
n5
1.3329959472688E+44
2 √n
25851.329482253
3 √n
874.289485138
4 √n
160.78348634811
5 √n
58.209404073589
1 , 2 , 4 , 4397 , 8794 , 17588 , 37997 , 75994 , 151988 , 167072809 , 334145618 , 668291236
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-668291235
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 668291236 can be divided by 12 positive divisors.
The sum of these divisors (counting 668291236) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111110101010101000010100100
3
Ternary
1201120111201020021
4
Quaternary
213311111002210
5
Quinary
2332040304421
6
Senary
150151444524
8
Octal
4765250244
10
Decimal
668291236
12
Duodecimal
167986744
16
Hexadecimal
27d550a4
20
Vigesimal
a8gg81g
36
Base36
b1vstg
md5
c653feff77f597bd6a76e4ab21502209
sha1
9074286b66e6f5744e2e03abe70a5208ea6aa296
sha256
dd16c16e0907cb7f2e63c533bc8193efc4d5bbc4ce9a2b160f12b054e34ebde2
sha512
aa2412f569d4e90db60125e28767045fdd9c091e03668a6e0a9f29911c899adc8c329cc718caa09d257202695371604e0ad4d2f296ab9b7f812700157389cfcd
ripemd-160
4a21b7f0312c47ff63a41f4ba2415da6e51d0124
Diameter
1336582472
Circumference
4198997674.9521
Area
1.4030766730774E+18
Volume
1.2502184587382E+27
Surface area
5.6123066923097E+18
Circumference
4198997674.9521
Perimeter
2673164944
Area
446613176114407696
Diagonal
945106529.56628
Surface area
2679679056686446176
Volume
2.9846767147938E+26
Space diagonal
1157514375.005
Perimeter
2004873708
Area
1.9338917808997E+17
Altitude
578757187.5025
Surface area
1.9338917808997E+17
Volume
3.5174752411338E+25
Height
315035509.85543