28999738 (number)

28999738 is an even 8-digits composite number following 28999737 and preceding 28999739. In scientific notation, it is written as 2.8999738 × 10^7. The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors. There are 13705200 positive integers (up to 28999738) that are relatively prime to 28999738.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred ninety-nine thousand seven hundred thirty-eight

Notation

Scientific notation 2.8999738 × 10^7
Engineering notation 2.8999738 × 10^6

Prime Factorization of 28999738

Prime Factorization 2 × 19 × 811 × 941

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28999738
Product of the distinct prime numbers

The prime factorization of 28999738 is 2 × 19 × 811 × 941. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 2, 94, 25, 478, 436, 7914, 288, 69047, 68469, 456260, 398415, 7418776, 6261474, 47956852, 81290619, 470268425, 417201688, 8884279072, 667370512

Basic calculations (n = 28999738)

Multiplication

n×y
n×2 57999476
n×3 86999214
n×4 115998952
n×5 144998690

Division

n÷y
n÷2 14499869
n÷3 9666579.3333333
n÷3 7249934.5
n÷5 5799947.6

Exponentiation

ny
n2 840984804068644
n3 2.4388338979972E+22
n4 7.0725544067438E+29
n5 2.0510222478631E+37

Nth Root

y√n
2√n 5385.1404809903
3√n 307.23075733935
4√n 73.383516412
5√n 31.079842896778

Divisors of 28999738

1, 2, 19, 38, 811, 941, 1622, 1882, 15409, 17879, 30818, 35758, 763151, 1526302, 14499869, 28999738

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 -28999737
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 28999738 can be divided by 16 positive divisors. The sum of these divisors (counting 28999738) is 1, the average is 0.0625.

Base conversion 28999738

Base System Value
2 Binary 1101110101000000000111010
3 Ternary 2000120100011101
4 Quaternary 1232220000322
5 Quinary 24410442423
6 Senary 2513322014
8 Octal 156500072
10 Decimal 28999738
12 Duodecimal 986630a
16 Hexadecimal 1ba803a
20 Vigesimal 914j6i
36 Base36 h9kca

Cryptographic Hash Functions

md5 024f9bf43044c03713e87b42786a2038
sha1 9094b9de472be306eb5d37443b2f4ce723b54894
sha256 de602aac65564ce5f6d739a31bfddd86df393064d95f4fc5ce4da9fbfe8145c7
sha512 72f2f0a6895a947fd07203397e4771982ad3e23621442b006ebb3627fc9a09f917179d51e34d7d31736a2332fb9c3cb6b292de3de559b934e653b4ea6004711e
ripemd-160 fad311c01e1a37a5c68163585a79c9611e5d4d89

28999738 as geometric shapes

Circle

Radius = n
Diameter 57999476
Circumference 182210727.71366
Area 2.6420316822427E+15

Sphere

Radius = n
Volume 1.0215763543032E+23
Surface area 1.0568126728971E+16
Circumference 182210727.71366

Square

Length = n
Perimeter 115998952
Area 840984804068644
Diagonal 41011822.784866

Cube

Length = n
Surface area 5045908824411864
Volume 2.4388338979972E+22
Space diagonal 50229019.622186

Equilateral Triangle

Length = n
Perimeter 86999214
Area 3.6415710226006E+14
Altitude 25114509.811093

Triangular Pyramid

Length = n
Surface area 3.6415710226006E+14
Volume 2.8741933124357E+21
Height 13670607.594955