28443405 (number)

28443405 is an odd 8-digits composite number following 28443404 and preceding 28443406. In scientific notation, it is written as 2.8443405 × 10^7. The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors. There are 15169808 positive integers (up to 28443405) that are relatively prime to 28443405.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred forty-three thousand four hundred five

Notation

Scientific notation 2.8443405 × 10^7
Engineering notation 2.8443405 × 10^6

Prime Factorization of 28443405

Prime Factorization 3 × 5 × 1896227

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28443405
Product of the distinct prime numbers

The prime factorization of 28443405 is 3 × 5 × 1896227. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28443405)

Multiplication

n×y
n×2 56886810
n×3 85330215
n×4 113773620
n×5 142217025

Division

n÷y
n÷2 14221702.5
n÷3 9481135
n÷3 7110851.25
n÷5 5688681

Exponentiation

ny
n2 809027287994025
n3 2.3011490808466E+22
n4 6.5452515271897E+29
n5 1.8616924001472E+37

Nth Root

y√n
2√n 5333.2358845264
3√n 305.25341296832
4√n 73.029007144602
5√n 30.959669583414

Divisors of 28443405

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 -28443404
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 28443405 can be divided by 8 positive divisors. The sum of these divisors (counting 28443405) is 1, the average is 0.125.

Base conversion 28443405

Base System Value
2 Binary 1101100100000001100001101
3 Ternary 1222112002000110
4 Quaternary 1230200030031
5 Quinary 24240142110
6 Senary 2453350233
8 Octal 154401415
10 Decimal 28443405
12 Duodecimal 9638379
16 Hexadecimal 1b2030d
20 Vigesimal 8hf8a5
36 Base36 gxn2l

Cryptographic Hash Functions

md5 3c4a6263e7a75def6aea99235bd24932
sha1 3f819ba1f92128f1c2f45f0c8361b31b8afc6eec
sha256 a6dde75d72985656b8c7c0d790665051c3dbcbc17bbe0d73636f868e092dddcf
sha512 18a48031f70a2b30885b1b047739b1b34ab253105837b89028a57e4c2f4d43cbfcf998c81d87ef1e28e175f7f9eebd198b27f4892374bdb3e506dc2924a6bee3
ripemd-160 0f6772c012a1679ffa2f7448d2a5af102831d0f6

28443405 as geometric shapes

Circle

Radius = n
Diameter 56886810
Circumference 178715184.38216
Area 2.5416341845157E+15

Sphere

Radius = n
Volume 9.6390307296033E+22
Surface area 1.0166536738063E+16
Circumference 178715184.38216

Square

Length = n
Perimeter 113773620
Area 809027287994025
Diagonal 40225049.111071

Cube

Length = n
Surface area 4854163727964150
Volume 2.3011490808466E+22
Space diagonal 49265422.600259

Equilateral Triangle

Length = n
Perimeter 85330215
Area 3.5031909187883E+14
Altitude 24632711.300129

Triangular Pyramid

Length = n
Surface area 3.5031909187883E+14
Volume 2.711930199313E+21
Height 13408349.70369