12887966 is an even 8-digits composite number following 12887965
and preceding 12887967 . In scientific notation, it is written as 1.2887966 × 10^7.
The sum of its digits is 47. It has a total of 5 prime factors and 32 positive divisors.
There are 4828896 positive integers (up to 12887966) that are relatively prime to 12887966.
12887966 has 32 divisors, whose sum is 25052160
The reverse of 12887966 is 66978821
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
twelve million eight hundred eighty-seven thousand nine hundred sixty-six
Scientific notation
1.2887966 × 10^7
Engineering notation
1.2887966 × 10^6
Prime Factorization
2 × 7 × 13 × 19 × 3727
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
12887966
Product of the distinct prime numbers
The prime factorization of 12887966 is 2 × 7 × 13 × 19 × 3727.
Since it has a total of 5 prime factors.
8 , 1 , 19 , 30 , 736 , 604 , 8236 , 1759 , 7069 , 23333 , 475983 , 601307 , 201043 , 5687166 , 20378348 , 20869449 , 535320328 , 549256136 , 6247676638 , 7078852343
n×2
25775932
n×3
38663898
n×4
51551864
n×5
64439830
n÷2
6443983
n÷3
4295988.6666667
n÷3
3221991.5
n÷5
2577593.2
n2
166099667617156
n3
2.1406868688612E+21
n4
2.758909958253E+28
n5
3.5556737739026E+35
2 √n
3589.9813369988
3 √n
234.45605897868
4 √n
59.916452974111
5 √n
26.426331361721
1 , 2 , 7 , 13 , 14 , 19 , 26 , 38 , 91 , 133 , 182 , 247 , 266 , 494 , 1729 , 3458 , 3727 , 7454 , 26089 , 48451 , 52178 , 70813 , 96902 , 141626 , 339157 , 495691 , 678314 , 920569 , 991382 , 1841138 , 6443983 , 12887966
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12887965
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12887966 can be divided by 32 positive divisors.
The sum of these divisors (counting 12887966) is 1, the average is 0.03125.
Base
System
Value
2
Binary
110001001010011110011110
3
Ternary
220020202222002
4
Quaternary
301022132132
5
Quinary
11244403331
6
Senary
1140122302
8
Octal
61123636
10
Decimal
12887966
12
Duodecimal
4396392
16
Hexadecimal
c4a79e
20
Vigesimal
40aji6
36
Base36
7o8f2
md5
cf19063ce698333824aae7f46c09dfe1
sha1
020073394dabfec0d53a729eeb8f89ddfdbf2918
sha256
ec4482e9136f9e27cb1898ea64be7fe81da34267efacea4889eec98f489918ef
sha512
e1cdf2bc83e4010ced03192c3947d6eae228d9e033e13a04b4bc90757fb97c978ad27f91d73939168d9fa5a6107cefbfbcbe5cc0b734b0cade2db07dd57ed69e
ripemd-160
8ec763809aa0b811a07b113a91a343a777efa37e
Diameter
25775932
Circumference
80977478.61063
Area
5.2181749554976E+14
Volume
8.9668881878007E+21
Surface area
2.0872699821991E+15
Circumference
80977478.61063
Perimeter
51551864
Area
166099667617156
Diagonal
18226336.308603
Surface area
996598005702936
Volume
2.1406868688612E+21
Space diagonal
22322611.91822
Perimeter
38663898
Area
71923265858304
Altitude
11161305.95911
Surface area
71923265858304
Volume
2.5228236689479E+20
Height
6075445.4362011