28702992 (number)

28702992 is an even 8-digits composite number following 28702991 and preceding 28702993. In scientific notation, it is written as 2.8702992 × 10^7. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 9529344 positive integers (up to 28702992) that are relatively prime to 28702992.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred two thousand nine hundred ninety-two

Notation

Scientific notation 2.8702992 × 10^7
Engineering notation 2.8702992 × 10^6

Prime Factorization of 28702992

Prime Factorization 2 × 2 × 2 × 2 × 3 × 283 × 2113

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 3587874
Product of the distinct prime numbers

The prime factorization of 28702992 is 2 × 2 × 2 × 2 × 3 × 283 × 2113. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28702992)

Multiplication

n×y
n×2 57405984
n×3 86108976
n×4 114811968
n×5 143514960

Division

n÷y
n÷2 14351496
n÷3 9567664
n÷3 7175748
n÷5 5740598.4

Exponentiation

ny
n2 823861749752064
n3 2.3647297212239E+22
n4 6.7874818270453E+29
n5 1.9482103658183E+37

Nth Root

y√n
2√n 5357.5173354829
3√n 306.17922773902
4√n 73.195063600511
5√n 31.015974717777

Divisors of 28702992

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28702991
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28702992 can be divided by 40 positive divisors. The sum of these divisors (counting 28702992) is 1, the average is 0.025.

Base conversion 28702992

Base System Value
2 Binary 1101101011111100100010000
3 Ternary 2000000021002210
4 Quaternary 1231133210100
5 Quinary 24321443432
6 Senary 2503112120
8 Octal 155374420
10 Decimal 28702992
12 Duodecimal 9742640
16 Hexadecimal 1b5f910
20 Vigesimal 8j7h9c
36 Base36 h37dc

Cryptographic Hash Functions

md5 2758ed2ba09723b5b98126bec10463fe
sha1 e0f1cd9329b4dabc4a628aca32311f03e021df61
sha256 664a22ed7b5255b7cc1a73ad73417a0110b03dbe6e34b9a0ade985685e86a0e2
sha512 e870fe654aba0911c7a08746dedac50c4c5f579a1b21e855118c4725cc4dec6cc5441458f2e086aa623e72bff00a7029805796bc5699a4924ba04af651cf3e97
ripemd-160 bfbd76fe479f7ef22e5507d981964e735f5f74d9

28702992 as geometric shapes

Circle

Radius = n
Diameter 57405984
Circumference 180346217.60649
Area 2.5882380205947E+15

Sphere

Radius = n
Volume 9.9053566932301E+22
Surface area 1.0352952082379E+16
Circumference 180346217.60649

Square

Length = n
Perimeter 114811968
Area 823861749752064
Diagonal 40592160.567086

Cube

Length = n
Surface area 4943170498512384
Volume 2.3647297212239E+22
Space diagonal 49715040.473243

Equilateral Triangle

Length = n
Perimeter 86108976
Area 3.5674260224579E+14
Altitude 24857520.236622

Triangular Pyramid

Length = n
Surface area 3.5674260224579E+14
Volume 2.7868607025847E+21
Height 13530720.189029