12887966 (number)

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.

Interesting facts

Basic properties

Name

Name twelve million eight hundred eighty-seven thousand nine hundred sixty-six

Notation

Scientific notation 1.2887966 × 10^7
Engineering notation 1.2887966 × 10^6

Prime Factorization of 12887966

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.

Most popular turbo-numbers

Basic calculations (n = 12887966)

Multiplication

n×y
n×2 25775932
n×3 38663898
n×4 51551864
n×5 64439830

Division

n÷y
n÷2 6443983
n÷3 4295988.6666667
n÷3 3221991.5
n÷5 2577593.2

Exponentiation

ny
n2 166099667617156
n3 2.1406868688612E+21
n4 2.758909958253E+28
n5 3.5556737739026E+35

Nth Root

y√n
2√n 3589.9813369988
3√n 234.45605897868
4√n 59.916452974111
5√n 26.426331361721

Divisors of 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 conversion 12887966

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

Cryptographic Hash Functions

md5 cf19063ce698333824aae7f46c09dfe1
sha1 020073394dabfec0d53a729eeb8f89ddfdbf2918
sha256 ec4482e9136f9e27cb1898ea64be7fe81da34267efacea4889eec98f489918ef
sha512 e1cdf2bc83e4010ced03192c3947d6eae228d9e033e13a04b4bc90757fb97c978ad27f91d73939168d9fa5a6107cefbfbcbe5cc0b734b0cade2db07dd57ed69e
ripemd-160 8ec763809aa0b811a07b113a91a343a777efa37e

12887966 as geometric shapes

Circle

Radius = n
Diameter 25775932
Circumference 80977478.61063
Area 5.2181749554976E+14

Sphere

Radius = n
Volume 8.9668881878007E+21
Surface area 2.0872699821991E+15
Circumference 80977478.61063

Square

Length = n
Perimeter 51551864
Area 166099667617156
Diagonal 18226336.308603

Cube

Length = n
Surface area 996598005702936
Volume 2.1406868688612E+21
Space diagonal 22322611.91822

Equilateral Triangle

Length = n
Perimeter 38663898
Area 71923265858304
Altitude 11161305.95911

Triangular Pyramid

Length = n
Surface area 71923265858304
Volume 2.5228236689479E+20
Height 6075445.4362011