28488 (number)

28488 is an even 5-digits composite number following 28487 and preceding 28489. In scientific notation, it is written as 2.8488 × 10^4. The sum of its digits is 30. It has a total of 5 prime factors and 16 positive divisors. There are 9488 positive integers (up to 28488) that are relatively prime to 28488.

Interesting facts

Basic properties

Name

Name twenty-eight thousand four hundred eighty-eight

Notation

Scientific notation 2.8488 × 10^4
Engineering notation 2.8488 × 10^3

Prime Factorization of 28488

Prime Factorization 2 × 2 × 2 × 3 × 1187

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7122
Product of the distinct prime numbers

The prime factorization of 28488 is 2 × 2 × 2 × 3 × 1187. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 6, 19, 71, 555, 845, 7234, 3074, 57306, 58710, 356472, 810573, 6287042, 8207258, 21423593, 82145409, 149349840, 100102597, 2988809015, 3742632861

Basic calculations (n = 28488)

Multiplication

n×y
n×2 56976
n×3 85464
n×4 113952
n×5 142440

Division

n÷y
n÷2 14244
n÷3 9496
n÷3 7122
n÷5 5697.6

Exponentiation

ny
n2 811566144
n3 23119896310272
n4 658639606087028736
n5 1.8763325098207E+22

Nth Root

y√n
2√n 168.78388548674
3√n 30.541286021543
4√n 12.991685244291
5√n 7.7791544128691

Divisors of 28488

1, 2, 3, 4, 6, 8, 12, 24, 1187, 2374, 3561, 4748, 7122, 9496, 14244, 28488

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 -28487
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 28488 can be divided by 16 positive divisors. The sum of these divisors (counting 28488) is 1, the average is 0.0625.

Base conversion 28488

Base System Value
2 Binary 110111101001000
3 Ternary 1110002010
4 Quaternary 12331020
5 Quinary 1402423
6 Senary 335520
8 Octal 67510
10 Decimal 28488
12 Duodecimal 145a0
16 Hexadecimal 6f48
20 Vigesimal 3b48
36 Base36 lzc

Cryptographic Hash Functions

md5 377905b7f444ac2e2f44443f031d45ff
sha1 208edaa915e8910e75b0312e269b2b490aa9e424
sha256 fae86202d4474c6a0ca2bd51d49d5f98339811794d472e0f5d12422da024132b
sha512 5234a0502ffdbdba66127be2f2e643349a9880706e13c6c74bbb8aa2e2bc9379a1a9b7817bec889c69b999dd386ca0295844bea01decb589f2906f758dbfd94a
ripemd-160 3ac37988199f339c9a619c39bf5df56b21361d48

28488 as geometric shapes

Circle

Radius = n
Diameter 56976
Circumference 178995.38303093
Area 2549610235.8926

Sphere

Radius = n
Volume 96844395200144
Surface area 10198440943.57
Circumference 178995.38303093

Square

Length = n
Perimeter 113952
Area 811566144
Diagonal 40288.115964885

Cube

Length = n
Surface area 4869396864
Volume 23119896310272
Space diagonal 49342.663406022

Equilateral Triangle

Length = n
Perimeter 85464
Area 351418448.77769
Altitude 24671.331703011

Triangular Pyramid

Length = n
Surface area 351418448.77769
Volume 2724705910220.5
Height 13429.371988295