66887318 is an even 8-digits composite number following 66887317
and preceding 66887319 . In scientific notation, it is written as 6.6887318 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 32509440 positive integers (up to 66887318) that are relatively prime to 66887318.
66887318 has 16 divisors, whose sum is 103151664
The reverse of 66887318 is 81378866
Previous prime number is 307
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixty-six million eight hundred eighty-seven thousand three hundred eighteen
Scientific notation
6.6887318 × 10^7
Engineering notation
6.6887318 × 10^6
Prime Factorization
2 × 41 × 307 × 2657
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66887318
Product of the distinct prime numbers
The prime factorization of 66887318 is 2 × 41 × 307 × 2657.
Since it has a total of 4 prime factors.
9 , 4 , 13 , 34 , 713 , 611 , 9254 , 6584 , 32295 , 98196 , 904331 , 719738 , 910734 , 8909181 , 39638623 , 61845728 , 732875018 , 465589187 , 9564926922 , 9247018445
n×2
133774636
n×3
200661954
n×4
267549272
n×5
334436590
n÷2
33443659
n÷3
22295772.666667
n÷3
16721829.5
n÷5
13377463.6
n2
4473913309233124
n3
2.9924806221911E+23
n4
2.0015900298533E+31
n5
1.3388098883243E+39
2 √n
8178.466726716
3 √n
405.92698906332
4 √n
90.434875610662
5 √n
36.73404523486
1 , 2 , 41 , 82 , 307 , 614 , 2657 , 5314 , 12587 , 25174 , 108937 , 217874 , 815699 , 1631398 , 33443659 , 66887318
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66887317
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66887318 can be divided by 16 positive divisors.
The sum of these divisors (counting 66887318) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111111001001111010010110
3
Ternary
11122212020011002
4
Quaternary
3333021322112
5
Quinary
114110343233
6
Senary
10345343302
8
Octal
377117226
10
Decimal
66887318
12
Duodecimal
1a497b32
16
Hexadecimal
3fc9e96
20
Vigesimal
10i0i5i
36
Base36
13tml2
md5
fcdcc23c0d13e204f8b6c805b1122144
sha1
10918ee66084445704834738d3f5f4becb3d1fd2
sha256
c4eafe039144ee8bbb03562c480fee2a8f3234baa947b9ebcdab2dd0457e9a2d
sha512
e142eed7183cb37b9388fbd9d42f00993aacbd7237d5b8f2687fd930f857953d024ec4ff9eb04eef66ded4d84bb4d5de0cf61d7c595faab15801b54721370ce2
ripemd-160
12f098f2caa24268af28c72edd8a7764449e5dc9
Diameter
133774636
Circumference
420265413.69425
Area
1.4055213185084E+16
Volume
1.2534873518247E+24
Surface area
5.6220852740338E+16
Circumference
420265413.69425
Perimeter
267549272
Area
4473913309233124
Diagonal
94592952.266362
Surface area
26843479855398744
Volume
2.9924806221911E+23
Space diagonal
115852233.15802
Perimeter
200661954
Area
1.9372612900626E+15
Altitude
57926116.579008
Surface area
1.9372612900626E+15
Volume
3.5266722342011E+22
Height
31530984.088787