28438984 (number)

28438984 is an even 8-digits composite number following 28438983 and preceding 28438985. In scientific notation, it is written as 2.8438984 × 10^7. The sum of its digits is 46. It has a total of 5 prime factors and 16 positive divisors. There are 12188112 positive integers (up to 28438984) that are relatively prime to 28438984.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred thirty-eight thousand nine hundred eighty-four

Notation

Scientific notation 2.8438984 × 10^7
Engineering notation 2.8438984 × 10^6

Prime Factorization of 28438984

Prime Factorization 2 × 2 × 2 × 7 × 507839

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7109746
Product of the distinct prime numbers

The prime factorization of 28438984 is 2 × 2 × 2 × 7 × 507839. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 1, 100, 62, 416, 372, 5724, 4329, 9442, 86929, 391111, 571059, 7563038, 4806351, 79412095, 71924379, 823919344, 248637549, 8017343289, 2886407461

Basic calculations (n = 28438984)

Multiplication

n×y
n×2 56877968
n×3 85316952
n×4 113755936
n×5 142194920

Division

n÷y
n÷2 14219492
n÷3 9479661.3333333
n÷3 7109746
n÷5 5687796.8

Exponentiation

ny
n2 808775810952256
n3 2.3000762347258E+22
n4 6.5411831238148E+29
n5 1.8602460219924E+37

Nth Root

y√n
2√n 5332.8213920963
3√n 305.23759682085
4√n 73.026169227862
5√n 30.958707102236

Divisors of 28438984

1, 2, 4, 7, 8, 14, 28, 56, 507839, 1015678, 2031356, 3554873, 4062712, 7109746, 14219492, 28438984

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28438983
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28438984 can be divided by 16 positive divisors. The sum of these divisors (counting 28438984) is 1, the average is 0.0625.

Base conversion 28438984

Base System Value
2 Binary 1101100011111000111001000
3 Ternary 1222111211221201
4 Quaternary 1230133013020
5 Quinary 24240021414
6 Senary 2453313544
8 Octal 154370710
10 Decimal 28438984
12 Duodecimal 96358b4
16 Hexadecimal 1b1f1c8
20 Vigesimal 8heh94
36 Base36 gxjns

Cryptographic Hash Functions

md5 e8b805984377211e969d1bc1b0e28243
sha1 c01ccae2d871da442539d8817458a4215d0bf20a
sha256 7d576dccb220afd0141f6ecd4a919b08c3042209cd2c596811b0492ac563cdb6
sha512 e1a81264f6f97715bc4c2ee2a72c84e151352fdc0eac981bf30ec035eeceee9e5455d0734a22bc83b1af8bfaac834ce39f6fc54032e67a3bf88d86d488ab1a8c
ripemd-160 88e34b528ed54ae9460b02b63ce821e27f5fe97a

28438984 as geometric shapes

Circle

Radius = n
Diameter 56877968
Circumference 178687406.41992
Area 2.5408441460887E+15

Sphere

Radius = n
Volume 9.6345368022815E+22
Surface area 1.0163376584355E+16
Circumference 178687406.41992

Square

Length = n
Perimeter 113755936
Area 808775810952256
Diagonal 40218796.872911

Cube

Length = n
Surface area 4852654865713536
Volume 2.3000762347258E+22
Space diagonal 49257765.203638

Equilateral Triangle

Length = n
Perimeter 85316952
Area 3.5021019912551E+14
Altitude 24628882.601819

Triangular Pyramid

Length = n
Surface area 3.5021019912551E+14
Volume 2.7106658380344E+21
Height 13406265.624304