12856728 (number)

12856728 is an even 8-digits composite number following 12856727 and preceding 12856729. In scientific notation, it is written as 1.2856728 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 16 positive divisors. There are 4285568 positive integers (up to 12856728) that are relatively prime to 12856728.

Interesting facts

Basic properties

Name

Name twelve million eight hundred fifty-six thousand seven hundred twenty-eight

Notation

Scientific notation 1.2856728 × 10^7
Engineering notation 1.2856728 × 10^6

Prime Factorization of 12856728

Prime Factorization 2 × 2 × 2 × 3 × 535697

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 3214182
Product of the distinct prime numbers

The prime factorization of 12856728 is 2 × 2 × 2 × 3 × 535697. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 1, 9, 32, 101, 729, 3968, 6234, 76961, 59965, 879037, 529584, 3517577, 5017496, 15567025, 46021032, 594584781, 391021599, 6308487060, 1359707060

Basic calculations (n = 12856728)

Multiplication

n×y
n×2 25713456
n×3 38570184
n×4 51426912
n×5 64283640

Division

n÷y
n÷2 6428364
n÷3 4285576
n÷3 3214182
n÷5 2571345.6

Exponentiation

ny
n2 165295454865984
n3 2.1251587028482E+21
n4 2.7322587399353E+28
n5 3.512790744497E+35

Nth Root

y√n
2√n 3585.6279784718
3√n 234.26647996538
4√n 59.880113380586
5√n 26.413508434455

Divisors of 12856728

1, 2, 3, 4, 6, 8, 12, 24, 535697, 1071394, 1607091, 2142788, 3214182, 4285576, 6428364, 12856728

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 -12856727
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 12856728 can be divided by 16 positive divisors. The sum of these divisors (counting 12856728) is 1, the average is 0.0625.

Base conversion 12856728

Base System Value
2 Binary 110001000010110110011000
3 Ternary 220012012010010
4 Quaternary 301002312120
5 Quinary 11242403403
6 Senary 1135321520
8 Octal 61026630
10 Decimal 12856728
12 Duodecimal 43802a0
16 Hexadecimal c42d98
20 Vigesimal 4071g8
36 Base36 7nkbc

Cryptographic Hash Functions

md5 32310a7bf7f4fb2ec5c519ee390d93b8
sha1 17df75472392dcd4816957f0c70b7393c8ca27d9
sha256 d8bff5ece481da8280791563302b8984072def521eadb021407ca32b7db1b63e
sha512 8232c9591656ce170272850db805654bdabcbed500690182457ba3e811d8cc9c8b0453bd89b6d5a1e1c817a3ceb6314aa9c36cfeda0ab01e759808daebaa6fe0
ripemd-160 26284dde1147b59964e0d77f244d60792365b5d8

12856728 as geometric shapes

Circle

Radius = n
Diameter 25713456
Circumference 80781204.468004
Area 5.1929098667876E+14

Sphere

Radius = n
Volume 8.9018439581072E+21
Surface area 2.077163946715E+15
Circumference 80781204.468004

Square

Length = n
Perimeter 51426912
Area 165295454865984
Diagonal 18182159.105342

Cube

Length = n
Surface area 991772729195904
Volume 2.1251587028482E+21
Space diagonal 22268506.115093

Equilateral Triangle

Length = n
Perimeter 38570184
Area 71575031522023
Altitude 11134253.057547

Triangular Pyramid

Length = n
Surface area 71575031522023
Volume 2.5045235498027E+20
Height 6060719.7017806