28999743 (number)

28999743 is an odd 8-digits composite number following 28999742 and preceding 28999744. In scientific notation, it is written as 2.8999743 × 10^7. The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors. There are 19286400 positive integers (up to 28999743) that are relatively prime to 28999743.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred ninety-nine thousand seven hundred forty-three

Notation

Scientific notation 2.8999743 × 10^7
Engineering notation 2.8999743 × 10^6

Prime Factorization of 28999743

Prime Factorization 3 × 421 × 22961

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28999743
Product of the distinct prime numbers

The prime factorization of 28999743 is 3 × 421 × 22961. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28999743)

Multiplication

n×y
n×2 57999486
n×3 86999229
n×4 115998972
n×5 144998715

Division

n÷y
n÷2 14499871.5
n÷3 9666581
n÷3 7249935.75
n÷5 5799948.6

Exponentiation

ny
n2 840985094066049
n3 2.4388351594746E+22
n4 7.0725592844128E+29
n5 2.0510240160024E+37

Nth Root

y√n
2√n 5385.1409452307
3√n 307.23077499645
4√n 73.383519575111
5√n 31.079843968506

Divisors of 28999743

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28999742
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28999743 can be divided by 8 positive divisors. The sum of these divisors (counting 28999743) is 1, the average is 0.125.

Base conversion 28999743

Base System Value
2 Binary 1101110101000000000111111
3 Ternary 2000120100011120
4 Quaternary 1232220000333
5 Quinary 24410442433
6 Senary 2513322023
8 Octal 156500077
10 Decimal 28999743
12 Duodecimal 9866313
16 Hexadecimal 1ba803f
20 Vigesimal 914j73
36 Base36 h9kcf

Cryptographic Hash Functions

md5 78150507a706ea1f7c55d9ae6d3d810a
sha1 3dc2a55153173d747fcf10af53da4e9756c9bed3
sha256 781c8d9b10dd394c74f3c474700f502bed280008a87e0d3cb6567e59f2959fbc
sha512 acd2a8c240983b64b0a66e5279da7072f6825a7d5211afbdd1f047371632107657cc3bec8b1ad3c10948308306aa6d21419632668f1e455127710a4a8e6ad27c
ripemd-160 ad6a3450b0b77c2e68579ec6078b5a1ea034b12a

28999743 as geometric shapes

Circle

Radius = n
Diameter 57999486
Circumference 182210759.12958
Area 2.6420325932964E+15

Sphere

Radius = n
Volume 1.0215768827096E+23
Surface area 1.0568130373186E+16
Circumference 182210759.12958

Square

Length = n
Perimeter 115998972
Area 840985094066049
Diagonal 41011829.855934

Cube

Length = n
Surface area 5045910564396294
Volume 2.4388351594746E+22
Space diagonal 50229028.28244

Equilateral Triangle

Length = n
Perimeter 86999229
Area 3.6415722783262E+14
Altitude 25114514.14122

Triangular Pyramid

Length = n
Surface area 3.6415722783262E+14
Volume 2.8741947991011E+21
Height 13670609.951978