28687536 (number)

28687536 is an even 8-digits composite number following 28687535 and preceding 28687537. In scientific notation, it is written as 2.8687536 × 10^7. The sum of its digits is 45. It has a total of 8 prime factors and 80 positive divisors. There are 9031680 positive integers (up to 28687536) that are relatively prime to 28687536.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred eighty-seven thousand five hundred thirty-six

Notation

Scientific notation 2.8687536 × 10^7
Engineering notation 2.8687536 × 10^6

Prime Factorization of 28687536

Prime Factorization 2 × 2 × 2 × 2 × 9 × 41 × 43 × 113

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 3585942
Product of the distinct prime numbers

The prime factorization of 28687536 is 2 × 2 × 2 × 2 × 9 × 41 × 43 × 113. Since it has a total of 8 prime factors.

Most popular turbo-numbers

1, 3, 40, 23, 566, 160, 1247, 1270, 23896, 8554, 768759, 643591, 3429402, 1543735, 36795560, 20792670, 450455493, 893344304, 9615185457, 9576324224

Basic calculations (n = 28687536)

Multiplication

n×y
n×2 57375072
n×3 86062608
n×4 114750144
n×5 143437680

Division

n÷y
n÷2 14343768
n÷3 9562512
n÷3 7171884
n÷5 5737507.2

Exponentiation

ny
n2 822974721751296
n3 2.360911695733E+22
n4 6.7728739264162E+29
n5 1.9429706458753E+37

Nth Root

y√n
2√n 5356.0746820783
3√n 306.12426069567
4√n 73.185208082496
5√n 31.012633698876

Divisors of 28687536

1, 2, 4, 8, 9, 16, 18, 36, 41, 43, 72, 82, 86, 113, 144, 164, 172, 226, 328, 344, 369, 387, 452, 656, 688, 738, 774, 904, 1017, 1476, 1548, 1763, 1808, 2034, 2952, 3096, 3526, 4068, 4633, 4859, 5904, 6192, 7052, 8136, 9266, 9718, 14104, 15867, 16272, 18532, 19436, 28208, 31734, 37064, 38872, 41697, 43731, 63468, 74128, 77744, 83394, 87462, 126936, 166788, 174924, 199219, 253872, 333576, 349848, 398438, 667152, 699696, 796876, 1593752, 1792971, 3187504, 3585942, 7171884, 14343768, 28687536

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28687535
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28687536 can be divided by 80 positive divisors. The sum of these divisors (counting 28687536) is 1, the average is 0.0125.

Base conversion 28687536

Base System Value
2 Binary 1101101011011110010110000
3 Ternary 1222222110220100
4 Quaternary 1231123302300
5 Quinary 24321000121
6 Senary 2502512400
8 Octal 155336260
10 Decimal 28687536
12 Duodecimal 9735700
16 Hexadecimal 1b5bcb0
20 Vigesimal 8j5igg
36 Base36 h2vg0

Cryptographic Hash Functions

md5 6c27a72a27c41d82d53531cccce63d17
sha1 a726a8652db622e2d09f714ad07676809f3b3379
sha256 6708d84a3675e81868bb4be2dcb62d68c7c55b7666072258ce3ab3a75b9618fc
sha512 337a93fb7dddbc689d23e1b8f239df10eca806080bdbb54fdec9a4f1649ec77f8b60ec60f1720747c7b4c35a531e876e620835435165d216488b6ace1bbb5f65
ripemd-160 7a6502628275af1891637b7de6ea148fbbfbee65

28687536 as geometric shapes

Circle

Radius = n
Diameter 57375072
Circumference 180249104.69439
Area 2.585451339944E+15

Sphere

Radius = n
Volume 9.8893637854521E+22
Surface area 1.0341805359776E+16
Circumference 180249104.69439

Square

Length = n
Perimeter 114750144
Area 822974721751296
Diagonal 40570302.482266

Cube

Length = n
Surface area 4937848330507776
Volume 2.360911695733E+22
Space diagonal 49688269.895961

Equilateral Triangle

Length = n
Perimeter 86062608
Area 3.5635850785453E+14
Altitude 24844134.947981

Triangular Pyramid

Length = n
Surface area 3.5635850785453E+14
Volume 2.7823611163924E+21
Height 13523434.160755