28747072 (number)

28747072 is an even 8-digits composite number following 28747071 and preceding 28747073. In scientific notation, it is written as 2.8747072 × 10^7. The sum of its digits is 37. It has a total of 7 prime factors and 14 positive divisors. There are 14373504 positive integers (up to 28747072) that are relatively prime to 28747072.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred forty-seven thousand seventy-two

Notation

Scientific notation 2.8747072 × 10^7
Engineering notation 2.8747072 × 10^6

Prime Factorization of 28747072

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 449173

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 898346
Product of the distinct prime numbers

The prime factorization of 28747072 is 2 × 2 × 2 × 2 × 2 × 2 × 449173. Since it has a total of 7 prime factors.

Most popular turbo-numbers

1, 3, 77, 79, 74, 293, 999, 9440, 36860, 93741, 847237, 740815, 6096422, 6250863, 80429584, 52464897, 224246199, 366404463, 9704895208, 6673702196

Basic calculations (n = 28747072)

Multiplication

n×y
n×2 57494144
n×3 86241216
n×4 114988288
n×5 143735360

Division

n÷y
n÷2 14373536
n÷3 9582357.3333333
n÷3 7186768
n÷5 5749414.4

Exponentiation

ny
n2 826394148573184
n3 2.3756412089412E+22
n4 6.82927288796E+29
n5 1.9632159941783E+37

Nth Root

y√n
2√n 5361.6296030218
3√n 306.33588361799
4√n 73.223149365633
5√n 31.025495293815

Divisors of 28747072

1, 2, 4, 8, 16, 32, 64, 449173, 898346, 1796692, 3593384, 7186768, 14373536, 28747072

14 divisors

τ Total Divisors 14
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28747071
Sum of the proper positive divisors of n
A Arithmetic Mean 0.071428571428571
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 14
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28747072 can be divided by 14 positive divisors. The sum of these divisors (counting 28747072) is 1, the average is 0.071428571428571.

Base conversion 28747072

Base System Value
2 Binary 1101101101010010101000000
3 Ternary 2000002111120101
4 Quaternary 1231222111000
5 Quinary 24324401242
6 Senary 2504052144
8 Octal 155522500
10 Decimal 28747072
12 Duodecimal 9764054
16 Hexadecimal 1b6a540
20 Vigesimal 8jd7dc
36 Base36 h45ds

Cryptographic Hash Functions

md5 a9ce14ec931c0b12037a9dd0710a61be
sha1 e0e01de49b5e358db8e7df98ec7d64ddbd3cb446
sha256 1183f73b8c2ce50a8d1a73bda2cd78b3bcb063c4de4a29246928a7310c37c8f4
sha512 2b75a7d1a5daa5cffba8c2a2e1b8faceb66995edd2d8275019363232ffe0759e3af5c2d5017da3e4d338776d12be3fe936eb6b3c154e75e35a34c200c5aab712
ripemd-160 c7a9e3b486b7f2e38d58c65363d918a40db29415

28747072 as geometric shapes

Circle

Radius = n
Diameter 57494144
Circumference 180623180.41483
Area 2.5961937861271E+15

Sphere

Radius = n
Volume 9.9510626260998E+22
Surface area 1.0384775144508E+16
Circumference 180623180.41483

Square

Length = n
Perimeter 114988288
Area 826394148573184
Diagonal 40654499.100916

Cube

Length = n
Surface area 4958364891439104
Volume 2.3756412089412E+22
Space diagonal 49791389.272841

Equilateral Triangle

Length = n
Perimeter 86241216
Area 3.5783916310159E+14
Altitude 24895694.63642

Triangular Pyramid

Length = n
Surface area 3.5783916310159E+14
Volume 2.7997200141809E+21
Height 13551499.700305