28731684 (number)

28731684 is an even 8-digits composite number following 28731683 and preceding 28731685. In scientific notation, it is written as 2.8731684 × 10^7. The sum of its digits is 39. It has a total of 6 prime factors and 48 positive divisors. There are 9237888 positive integers (up to 28731684) that are relatively prime to 28731684.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred thirty-one thousand six hundred eighty-four

Notation

Scientific notation 2.8731684 × 10^7
Engineering notation 2.8731684 × 10^6

Prime Factorization of 28731684

Prime Factorization 2 × 2 × 3 × 37 × 163 × 397

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 14365842
Product of the distinct prime numbers

The prime factorization of 28731684 is 2 × 2 × 3 × 37 × 163 × 397. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28731684)

Multiplication

n×y
n×2 57463368
n×3 86195052
n×4 114926736
n×5 143658420

Division

n÷y
n÷2 14365842
n÷3 9577228
n÷3 7182921
n÷5 5746336.8

Exponentiation

ny
n2 825509665475856
n3 2.3718282847398E+22
n4 6.8146620779406E+29
n5 1.9579671739017E+37

Nth Root

y√n
2√n 5360.1943994598
3√n 306.28121442215
4√n 73.213348505992
5√n 31.022173059275

Divisors of 28731684

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28731683
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28731684 can be divided by 48 positive divisors. The sum of these divisors (counting 28731684) is 1, the average is 0.020833333333333.

Base conversion 28731684

Base System Value
2 Binary 1101101100110100100100100
3 Ternary 2000001201110110
4 Quaternary 1231212210210
5 Quinary 24323403214
6 Senary 2503453020
8 Octal 155464444
10 Decimal 28731684
12 Duodecimal 9757170
16 Hexadecimal 1b66924
20 Vigesimal 8jb944
36 Base36 h3tic

Cryptographic Hash Functions

md5 d7f31bcb72a9d29f239465d8f0d4d63e
sha1 17706005a0962ec41a9e287876e868e2b4e9024f
sha256 9ffb419177bc51105b0bac34952b2847d2aeeb01bf6c9461aa9c8a52446124d4
sha512 f936b6e4d25843c049f688a71bc12d457ee04e44b0d89211d011842c79f86628c265889cc46d10c61dccd9959bfcb6a8e1c668dbab16db8095adb82a5c145d4c
ripemd-160 ccf63c692ccf4842abe43d8ca8857e32ded4b9a2

28731684 as geometric shapes

Circle

Radius = n
Diameter 57463368
Circumference 180526494.75933
Area 2.5934151005263E+15

Sphere

Radius = n
Volume 9.9350910865534E+22
Surface area 1.0373660402105E+16
Circumference 180526494.75933

Square

Length = n
Perimeter 114926736
Area 825509665475856
Diagonal 40632737.182618

Cube

Length = n
Surface area 4953057992855136
Volume 2.3718282847398E+22
Space diagonal 49764736.475014

Equilateral Triangle

Length = n
Perimeter 86195052
Area 3.5745617068584E+14
Altitude 24882368.237507

Triangular Pyramid

Length = n
Surface area 3.5745617068584E+14
Volume 2.795226439916E+21
Height 13544245.727539