28831808 (number)

28831808 is an even 8-digits composite number following 28831807 and preceding 28831809. In scientific notation, it is written as 2.8831808 × 10^7. The sum of its digits is 38. It has a total of 8 prime factors and 28 positive divisors. There are 14280192 positive integers (up to 28831808) that are relatively prime to 28831808.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8831808 × 10^7
Engineering notation 2.8831808 × 10^6

Prime Factorization of 28831808

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 109 × 4133

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 900994
Product of the distinct prime numbers

The prime factorization of 28831808 is 2 × 2 × 2 × 2 × 2 × 2 × 109 × 4133. Since it has a total of 8 prime factors.

Most popular turbo-numbers

2, 10, 95, 20, 773, 445, 9477, 102, 56120, 39389, 342142, 494292, 5310546, 7524013, 26236002, 18634885, 382342025, 631791648, 3604066522, 8402158701

Basic calculations (n = 28831808)

Multiplication

n×y
n×2 57663616
n×3 86495424
n×4 115327232
n×5 144159040

Division

n÷y
n÷2 14415904
n÷3 9610602.6666667
n÷3 7207952
n÷5 5766361.6

Exponentiation

ny
n2 831273152548864
n3 2.3967107929844E+22
n4 6.9101505414853E+29
n5 1.992321336632E+37

Nth Root

y√n
2√n 5369.5258636122
3√n 306.63657759817
4√n 73.277048682464
5√n 31.043764160504

Divisors of 28831808

1, 2, 4, 8, 16, 32, 64, 109, 218, 436, 872, 1744, 3488, 4133, 6976, 8266, 16532, 33064, 66128, 132256, 264512, 450497, 900994, 1801988, 3603976, 7207952, 14415904, 28831808

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28831807
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28831808 can be divided by 28 positive divisors. The sum of these divisors (counting 28831808) is 1, the average is 0.035714285714286.

Base conversion 28831808

Base System Value
2 Binary 1101101111111000001000000
3 Ternary 2000020210210202
4 Quaternary 1231333001000
5 Quinary 24340104213
6 Senary 2505544332
8 Octal 155770100
10 Decimal 28831808
12 Duodecimal 97a50a8
16 Hexadecimal 1b7f040
20 Vigesimal 903ja8
36 Base36 h5yrk

Cryptographic Hash Functions

md5 58690e97d26a817612b74dce8e8fb8d0
sha1 c16e5bf3e0c0916c961b71a276cef092785f1e2b
sha256 b468d2b5e81184f2d2580b8420ef29d3e938348bdb954d4ce6179f696cf56f5a
sha512 629f84f17b69cbc0a29bd739fc19874037c6d514584e02c9ae14e5d127fc9075317d79f132a029f262f4dc5aa58642587e45332f341b12cb15b5ddff8a1349c9
ripemd-160 192e1a58245be6e35d5a2132a9aa4343746359a4

28831808 as geometric shapes

Circle

Radius = n
Diameter 57663616
Circumference 181155592.40502
Area 2.6115216291739E+15

Sphere

Radius = n
Volume 1.0039318693359E+23
Surface area 1.0446086516696E+16
Circumference 181155592.40502

Square

Length = n
Perimeter 115327232
Area 831273152548864
Diagonal 40774333.901337

Cube

Length = n
Surface area 4987638915293184
Volume 2.3967107929844E+22
Space diagonal 49938156.330071

Equilateral Triangle

Length = n
Perimeter 86495424
Area 3.5995183379565E+14
Altitude 24969078.165035

Triangular Pyramid

Length = n
Surface area 3.5995183379565E+14
Volume 2.8245507571037E+21
Height 13591444.633779