28394540 (number)

28394540 is an even 8-digits composite number following 28394539 and preceding 28394541. In scientific notation, it is written as 2.8394540 × 10^7. The sum of its digits is 35. It has a total of 5 prime factors and 24 positive divisors. There are 11050560 positive integers (up to 28394540) that are relatively prime to 28394540.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8394540 × 10^7
Engineering notation 2.8394540 × 10^6

Prime Factorization of 28394540

Prime Factorization 2 × 2 × 37 × 5 × 38371

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14197270
Product of the distinct prime numbers

The prime factorization of 28394540 is 2 × 2 × 37 × 5 × 38371. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 5, 82, 65, 784, 712, 6680, 7236, 73639, 7226, 433257, 243922, 8408119, 7178722, 51492578, 64798282, 100209201, 967645906, 7070506723, 8090487879

Basic calculations (n = 28394540)

Multiplication

n×y
n×2 56789080
n×3 85183620
n×4 113578160
n×5 141972700

Division

n÷y
n÷2 14197270
n÷3 9464846.6666667
n÷3 7098635
n÷5 5678908

Exponentiation

ny
n2 806249901811600
n3 2.2893095086986E+22
n4 6.5003890417121E+29
n5 1.8457555666046E+37

Nth Root

y√n
2√n 5328.652737794
3√n 305.07850706814
4√n 72.99762145299
5√n 30.949024690953

Divisors of 28394540

1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 38371, 76742, 153484, 191855, 383710, 767420, 1419727, 2839454, 5678908, 7098635, 14197270, 28394540

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28394539
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28394540 can be divided by 24 positive divisors. The sum of these divisors (counting 28394540) is 1, the average is 0.041666666666667.

Base conversion 28394540

Base System Value
2 Binary 1101100010100010000101100
3 Ternary 1222102120222122
4 Quaternary 1230110100230
5 Quinary 24232111130
6 Senary 2452332112
8 Octal 154242054
10 Decimal 28394540
12 Duodecimal 9614038
16 Hexadecimal 1b1442c
20 Vigesimal 8h9670
36 Base36 gwld8

Cryptographic Hash Functions

md5 48e60b6a963716b15b1c879cf300daa8
sha1 a7c785041561929d69a3a202fdc422cda8ac89c3
sha256 6c4fbcb27e85826ed9a86977107a9a2b4254b39e4d2e8918b72e5c37a8883b88
sha512 b9ea0964b4ba161bfc147cfec6be9226b96a601a0dea590fc0cefa4476aef515aaf3026f23dfada6d7b32f9efc88d5e41f775c4c5957ffad9e4a749e18e0bce0
ripemd-160 a6886b0cc7167cc362bdb404cd976cf6b838bb81

28394540 as geometric shapes

Circle

Radius = n
Diameter 56789080
Circumference 178408156.53212
Area 2.5329087684888E+15

Sphere

Radius = n
Volume 9.5894372457609E+22
Surface area 1.0131635073955E+16
Circumference 178408156.53212

Square

Length = n
Perimeter 113578160
Area 806249901811600
Diagonal 40155943.565345

Cube

Length = n
Surface area 4837499410869600
Volume 2.2893095086986E+22
Space diagonal 49180785.937547

Equilateral Triangle

Length = n
Perimeter 85183620
Area 3.4911644838378E+14
Altitude 24590392.968773

Triangular Pyramid

Length = n
Surface area 3.4911644838378E+14
Volume 2.697977129726E+21
Height 13385314.521782