28931708 (number)

28931708 is an even 8-digits composite number following 28931707 and preceding 28931709. In scientific notation, it is written as 2.8931708 × 10^7. The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors. There are 13302720 positive integers (up to 28931708) that are relatively prime to 28931708.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8931708 × 10^7
Engineering notation 2.8931708 × 10^6

Prime Factorization of 28931708

Prime Factorization 2 × 2 × 13 × 311 × 1789

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14465854
Product of the distinct prime numbers

The prime factorization of 28931708 is 2 × 2 × 13 × 311 × 1789. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 4, 36, 24, 181, 610, 1149, 8760, 94324, 56036, 376273, 516862, 793082, 8615895, 10389995, 16942009, 301940470, 577753706, 3352006303, 5059782483

Basic calculations (n = 28931708)

Multiplication

n×y
n×2 57863416
n×3 86795124
n×4 115726832
n×5 144658540

Division

n÷y
n÷2 14465854
n÷3 9643902.6666667
n÷3 7232927
n÷5 5786341.6

Exponentiation

ny
n2 837043727797264
n3 2.4217104715862E+22
n4 7.0064220224474E+29
n5 2.0270775607822E+37

Nth Root

y√n
2√n 5378.8203167609
3√n 306.9903267367
4√n 73.340441209205
5√n 31.065247257826

Divisors of 28931708

1, 2, 4, 13, 26, 52, 311, 622, 1244, 1789, 3578, 4043, 7156, 8086, 16172, 23257, 46514, 93028, 556379, 1112758, 2225516, 7232927, 14465854, 28931708

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 -28931707
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 28931708 can be divided by 24 positive divisors. The sum of these divisors (counting 28931708) is 1, the average is 0.041666666666667.

Base conversion 28931708

Base System Value
2 Binary 1101110010111011001111100
3 Ternary 2000102212211202
4 Quaternary 1232113121330
5 Quinary 24401303313
6 Senary 2512035032
8 Octal 156273174
10 Decimal 28931708
12 Duodecimal 9832a78
16 Hexadecimal 1b9767c
20 Vigesimal 90g958
36 Base36 h83uk

Cryptographic Hash Functions

md5 64d0d3df2730b4dcdd394fc92e90c5fd
sha1 9afc94892e6e5cb6996e19541bbc6c676525b9bf
sha256 ec221fd1ed676f48b2d741c659aa0270c800a8f31ac7832e4da66277befa1293
sha512 87bb249ef775e79e7b1b5dbb1fc23d1187b07c4587a458ce663585f532e82a797a780ab3c083b2b906746a9daa5c03a89c8657421c285bdd6564a8769a6b93dc
ripemd-160 d50591f8b3441029ebece5f69c88f398103c2f23

28931708 as geometric shapes

Circle

Radius = n
Diameter 57863416
Circumference 181783282.61721
Area 2.6296504259813E+15

Sphere

Radius = n
Volume 1.0144037102209E+23
Surface area 1.0518601703925E+16
Circumference 181783282.61721

Square

Length = n
Perimeter 115726832
Area 837043727797264
Diagonal 40915613.836218

Cube

Length = n
Surface area 5022262366783584
Volume 2.4217104715862E+22
Space diagonal 50111188.205747

Equilateral Triangle

Length = n
Perimeter 86795124
Area 3.6245056617543E+14
Altitude 25055594.102873

Triangular Pyramid

Length = n
Surface area 3.6245056617543E+14
Volume 2.8540131608818E+21
Height 13638537.945406