28687036 (number)

28687036 is an even 8-digits composite number following 28687035 and preceding 28687037. In scientific notation, it is written as 2.8687036 × 10^7. The sum of its digits is 40. It has a total of 5 prime factors and 24 positive divisors. There are 11647152 positive integers (up to 28687036) that are relatively prime to 28687036.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8687036 × 10^7
Engineering notation 2.8687036 × 10^6

Prime Factorization of 28687036

Prime Factorization 2 × 2 × 7 × 19 × 53923

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14343518
Product of the distinct prime numbers

The prime factorization of 28687036 is 2 × 2 × 7 × 19 × 53923. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 5, 7, 87, 639, 696, 2224, 5832, 74331, 37200, 945081, 10832, 2321516, 5051633, 60660023, 31273347, 943354588, 477821257, 5694719452, 6173862219

Basic calculations (n = 28687036)

Multiplication

n×y
n×2 57374072
n×3 86061108
n×4 114748144
n×5 143435180

Division

n÷y
n÷2 14343518
n÷3 9562345.3333333
n÷3 7171759
n÷5 5737407.2

Exponentiation

ny
n2 822946034465296
n3 2.3607882516763E+22
n4 6.7724017564216E+29
n5 1.9428013299293E+37

Nth Root

y√n
2√n 5356.0280059014
3√n 306.12248218787
4√n 73.184889191017
5√n 31.012525593217

Divisors of 28687036

1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 53923, 107846, 215692, 377461, 754922, 1024537, 1509844, 2049074, 4098148, 7171759, 14343518, 28687036

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28687035
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28687036 can be divided by 24 positive divisors. The sum of these divisors (counting 28687036) is 1, the average is 0.041666666666667.

Base conversion 28687036

Base System Value
2 Binary 1101101011011101010111100
3 Ternary 1222222110012211
4 Quaternary 1231123222330
5 Quinary 24320441121
6 Senary 2502510204
8 Octal 155335274
10 Decimal 28687036
12 Duodecimal 9735364
16 Hexadecimal 1b5babc
20 Vigesimal 8j5hbg
36 Base36 h2v24

Cryptographic Hash Functions

md5 d410ed34d03b1008d48552810fc8b3f0
sha1 5ec69fab92abf767874ef0983941f16d24dfb9ad
sha256 5cb316a4d1604117a2723222d997f4db11a6b6fcf9ea19e44869c8c06fa86c85
sha512 5e63e6c00ac9f1bc957532da73d6385a9981663c1427762f05a0654bdc1dfbcf5bcf3e1d65f88bb9d3b078dd71ff099073efcece14903d0ea58b4483b796a6c3
ripemd-160 23655b305847136be9f60798d4f0af0f80885b33

28687036 as geometric shapes

Circle

Radius = n
Diameter 57374072
Circumference 180245963.10173
Area 2.585361216177E+15

Sphere

Radius = n
Volume 9.8888467041966E+22
Surface area 1.0341444864708E+16
Circumference 180245963.10173

Square

Length = n
Perimeter 114748144
Area 822946034465296
Diagonal 40569595.375485

Cube

Length = n
Surface area 4937676206791776
Volume 2.3607882516763E+22
Space diagonal 49687403.870557

Equilateral Triangle

Length = n
Perimeter 86061108
Area 3.5634608589531E+14
Altitude 24843701.935279

Triangular Pyramid

Length = n
Surface area 3.5634608589531E+14
Volume 2.7822156361764E+21
Height 13523198.458495