28492738 (number)

28492738 is an even 8-digits composite number following 28492737 and preceding 28492739. In scientific notation, it is written as 2.8492738 × 10^7. The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors. There are 13691376 positive integers (up to 28492738) that are relatively prime to 28492738.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred ninety-two thousand seven hundred thirty-eight

Notation

Scientific notation 2.8492738 × 10^7
Engineering notation 2.8492738 × 10^6

Prime Factorization of 28492738

Prime Factorization 2 × 37 × 83 × 4639

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28492738
Product of the distinct prime numbers

The prime factorization of 28492738 is 2 × 37 × 83 × 4639. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 7, 70, 44, 240, 579, 4949, 2315, 39555, 67592, 674918, 97958, 2421014, 1537184, 47205202, 32184101, 626593598, 273898860, 7110281019, 3280174070

Basic calculations (n = 28492738)

Multiplication

n×y
n×2 56985476
n×3 85478214
n×4 113970952
n×5 142463690

Division

n÷y
n÷2 14246369
n÷3 9497579.3333333
n÷3 7123184.5
n÷5 5698547.6

Exponentiation

ny
n2 811836118736644
n3 2.31314338301E+22
n4 6.5907788368538E+29
n5 1.8778933461442E+37

Nth Root

y√n
2√n 5337.8589340671
3√n 305.42979092213
4√n 73.0606524339
5√n 30.970401595716

Divisors of 28492738

1, 2, 37, 74, 83, 166, 3071, 4639, 6142, 9278, 171643, 343286, 385037, 770074, 14246369, 28492738

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 -28492737
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 28492738 can be divided by 16 positive divisors. The sum of these divisors (counting 28492738) is 1, the average is 0.0625.

Base conversion 28492738

Base System Value
2 Binary 1101100101100001111000010
3 Ternary 1222121120200121
4 Quaternary 1230230033002
5 Quinary 24243231423
6 Senary 2454410454
8 Octal 154541702
10 Decimal 28492738
12 Duodecimal 9660a2a
16 Hexadecimal 1b2c3c2
20 Vigesimal 8i1bgi
36 Base36 gyp4y

Cryptographic Hash Functions

md5 f6d1854b401f14a275bd94e92395543a
sha1 afa967b31cc4b08d4ccbf9b115b8b9c62c33b57c
sha256 5b9a6528b39544bbfe0cffcce9862f58b4fb6d043dd3d2894a96d7d16f96914a
sha512 b3e3eb977a09fa0e782cbeba656f44c225faef2bf32e1cd93ad4c911ba2e1e3f31e1c690a4d9e3458c368aa1e6226eb16a22ca03be6da6bd641e9c73d8313588
ripemd-160 1b36a9284668197f4b328b99c4831265b6df8eee

28492738 as geometric shapes

Circle

Radius = n
Diameter 56985476
Circumference 179025152.76292
Area 2.5504583865419E+15

Sphere

Radius = n
Volume 9.6892723450188E+22
Surface area 1.0201833546168E+16
Circumference 179025152.76292

Square

Length = n
Perimeter 113970952
Area 811836118736644
Diagonal 40294816.508743

Cube

Length = n
Surface area 4871016712419864
Volume 2.31314338301E+22
Space diagonal 49350869.862748

Equilateral Triangle

Length = n
Perimeter 85478214
Area 3.5153535126785E+14
Altitude 24675434.931374

Triangular Pyramid

Length = n
Surface area 3.5153535126785E+14
Volume 2.7260656199719E+21
Height 13431605.502914