28398423 (number)

28398423 is an odd 8-digits composite number following 28398422 and preceding 28398424. In scientific notation, it is written as 2.8398423 × 10^7. The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors. There are 18932280 positive integers (up to 28398423) that are relatively prime to 28398423.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred ninety-eight thousand four hundred twenty-three

Notation

Scientific notation 2.8398423 × 10^7
Engineering notation 2.8398423 × 10^6

Prime Factorization of 28398423

Prime Factorization 3 × 9466141

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28398423
Product of the distinct prime numbers

The prime factorization of 28398423 is 3 × 9466141. Since it has a total of 2 prime factors.

Most popular turbo-numbers

8, 2, 98, 17, 504, 513, 5343, 2324, 28295, 60843, 48979, 24916, 9660739, 321462, 56366861, 35682589, 726450542, 77117704, 9894224109, 2534201169

Basic calculations (n = 28398423)

Multiplication

n×y
n×2 56796846
n×3 85195269
n×4 113593692
n×5 141992115

Division

n÷y
n÷2 14199211.5
n÷3 9466141
n÷3 7099605.75
n÷5 5679684.6

Exponentiation

ny
n2 806470428886929
n3 2.2902488376522E+22
n4 6.5039455266907E+29
n5 1.8470179623592E+37

Nth Root

y√n
2√n 5329.0170763472
3√n 305.09241309664
4√n 73.000116961188
5√n 30.94987111065

Divisors of 28398423

1, 3, 9466141, 28398423

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28398422
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28398423 can be divided by 4 positive divisors. The sum of these divisors (counting 28398423) is 1, the average is 0.25.

Base conversion 28398423

Base System Value
2 Binary 1101100010101001101010111
3 Ternary 1222102210022110
4 Quaternary 1230111031113
5 Quinary 24232222143
6 Senary 2452402103
8 Octal 154251527
10 Decimal 28398423
12 Duodecimal 9616333
16 Hexadecimal 1b15357
20 Vigesimal 8h9g13
36 Base36 gwod3

Cryptographic Hash Functions

md5 577217cd6f9701d0f8e7532406560376
sha1 b964949608cd86cf218a55b666326b1ca6986175
sha256 22b0973ce68e6d7912098ec7ba487347cffbf2e5d8a0471f49f7d02602e2e86f
sha512 39f80abaf85986f395e8f0d8846ec3631539537b754882cf6d2aefed5cae3abca0335aecf38ac85e01d13774f226323edf6b02212a1e4c748743ef5c103407ea
ripemd-160 b9530da634a41d3d8478a73744f1fd94ad1d5e34

28398423 as geometric shapes

Circle

Radius = n
Diameter 56796846
Circumference 178432554.14067
Area 2.5336015747286E+15

Sphere

Radius = n
Volume 9.5933718976811E+22
Surface area 1.0134406298914E+16
Circumference 178432554.14067

Square

Length = n
Perimeter 113593692
Area 806470428886929
Diagonal 40161434.956608

Cube

Length = n
Surface area 4838822573321574
Volume 2.2902488376522E+22
Space diagonal 49187511.490833

Equilateral Triangle

Length = n
Perimeter 85195269
Area 3.4921193940851E+14
Altitude 24593755.745416

Triangular Pyramid

Length = n
Surface area 3.4921193940851E+14
Volume 2.6990841395142E+21
Height 13387144.985536