28969984 (number)

28969984 is an even 8-digits composite number following 28969983 and preceding 28969985. In scientific notation, it is written as 2.8969984 × 10^7. The sum of its digits is 55. It has a total of 12 prime factors and 44 positive divisors. There are 13713408 positive integers (up to 28969984) that are relatively prime to 28969984.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8969984 × 10^7
Engineering notation 2.8969984 × 10^6

Prime Factorization of 28969984

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 19 × 1489

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 12
Total number of prime factors
rad Radical 56582
Product of the distinct prime numbers

The prime factorization of 28969984 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 19 × 1489. Since it has a total of 12 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28969984)

Multiplication

n×y
n×2 57939968
n×3 86909952
n×4 115879936
n×5 144849920

Division

n÷y
n÷2 14484992
n÷3 9656661.3333333
n÷3 7242496
n÷5 5793996.8

Exponentiation

ny
n2 839259972960256
n3 2.4313347988499E+22
n4 7.0435730221325E+29
n5 2.0405219775401E+37

Nth Root

y√n
2√n 5382.3771699873
3√n 307.12564751497
4√n 73.364686123415
5√n 31.073462636376

Divisors of 28969984

44 divisors

τ Total Divisors 44
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28969983
Sum of the proper positive divisors of n
A Arithmetic Mean 0.022727272727273
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 44
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28969984 can be divided by 44 positive divisors. The sum of these divisors (counting 28969984) is 1, the average is 0.022727272727273.

Base conversion 28969984

Base System Value
2 Binary 1101110100000110000000000
3 Ternary 2000111211100101
4 Quaternary 1232200300000
5 Quinary 24404014414
6 Senary 2512532144
8 Octal 156406000
10 Decimal 28969984
12 Duodecimal 9851054
16 Hexadecimal 1ba0c00
20 Vigesimal 9114j4
36 Base36 h8xds

Cryptographic Hash Functions

md5 a105367253706ddd5d12e8d4f2a1e259
sha1 65d7c040964aec7e5af3099a4937f2ced5f3b7ea
sha256 0ad96b5932b2e4594ea710caf7a20fdd7688f7953feec585dbc047d7b12b591c
sha512 772eeed522332bd1c585cc0f1dd8df093b58c971bdc4136ee9e16e24e29dc7595a63745001f2d3115127ec4a40627b5b6037ac0a82a1aeddf4a3521f18f616db
ripemd-160 54c452a09cee30b1d6f8e658d04d78bfbf2efa3a

28969984 as geometric shapes

Circle

Radius = n
Diameter 57939968
Circumference 182023777.81803
Area 2.6366129655039E+15

Sphere

Radius = n
Volume 1.0184351389979E+23
Surface area 1.0546451862016E+16
Circumference 182023777.81803

Square

Length = n
Perimeter 115879936
Area 839259972960256
Diagonal 40969744.274532

Cube

Length = n
Surface area 5035559837761536
Volume 2.4313347988499E+22
Space diagonal 50177484.182457

Equilateral Triangle

Length = n
Perimeter 86909952
Area 3.6341022848151E+14
Altitude 25088742.091229

Triangular Pyramid

Length = n
Surface area 3.6341022848151E+14
Volume 2.865355539336E+21
Height 13656581.424844