28661828 (number)

28661828 is an even 8-digits composite number following 28661827 and preceding 28661829. In scientific notation, it is written as 2.8661828 × 10^7. The sum of its digits is 41. It has a total of 5 prime factors and 24 positive divisors. There are 12870144 positive integers (up to 28661828) that are relatively prime to 28661828.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred sixty-one thousand eight hundred twenty-eight

Notation

Scientific notation 2.8661828 × 10^7
Engineering notation 2.8661828 × 10^6

Prime Factorization of 28661828

Prime Factorization 2 × 2 × 13 × 37 × 14897

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14330914
Product of the distinct prime numbers

The prime factorization of 28661828 is 2 × 2 × 13 × 37 × 14897. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 3, 94, 30, 294, 600, 1488, 3933, 38248, 61179, 101422, 906908, 2536927, 4768892, 7629755, 64482638, 726021118, 496687116, 144103349, 8237387732

Basic calculations (n = 28661828)

Multiplication

n×y
n×2 57323656
n×3 85985484
n×4 114647312
n×5 143309140

Division

n÷y
n÷2 14330914
n÷3 9553942.6666667
n÷3 7165457
n÷5 5732365.6

Exponentiation

ny
n2 821500384301584
n3 2.3545702716786E+22
n4 6.7486288140765E+29
n5 1.934280383049E+37

Nth Root

y√n
2√n 5353.6742523243
3√n 306.03279014103
4√n 73.168806552549
5√n 31.00707338357

Divisors of 28661828

1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 14897, 29794, 59588, 193661, 387322, 551189, 774644, 1102378, 2204756, 7165457, 14330914, 28661828

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28661827
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28661828 can be divided by 24 positive divisors. The sum of these divisors (counting 28661828) is 1, the average is 0.041666666666667.

Base conversion 28661828

Base System Value
2 Binary 1101101010101100001000100
3 Ternary 1222221011122012
4 Quaternary 1231111201010
5 Quinary 24314134303
6 Senary 2502153352
8 Octal 155254104
10 Decimal 28661828
12 Duodecimal 9722858
16 Hexadecimal 1b55844
20 Vigesimal 8j2eb8
36 Base36 h2blw

Cryptographic Hash Functions

md5 ab1c9ca7bd801239359f574de5cd4f27
sha1 ce855a81680c3a965df0ea535a83fc242e80dfc7
sha256 65b3eeafe2ba6f16cd37f2357b6d376aa4d98cf67935b882325be542b3c280a9
sha512 f8e2deadc9b761fffba46340c77d22f7d3f706a9aeed2ed72b2b1d95a17b15cb13e262d9f915826290279850c2cc78ad30886e6c541f908f431e74feb408ecbf
ripemd-160 26232fddb289750b32190ee3dc838694b9da8ca9

28661828 as geometric shapes

Circle

Radius = n
Diameter 57323656
Circumference 180087576.56651
Area 2.580819572243E+15

Sphere

Radius = n
Volume 9.8628008904885E+22
Surface area 1.0323278288972E+16
Circumference 180087576.56651

Square

Length = n
Perimeter 114647312
Area 821500384301584
Diagonal 40533945.880005

Cube

Length = n
Surface area 4929002305809504
Volume 2.3545702716786E+22
Space diagonal 49643742.3338

Equilateral Triangle

Length = n
Perimeter 85985484
Area 3.5572010101193E+14
Altitude 24821871.1669

Triangular Pyramid

Length = n
Surface area 3.5572010101193E+14
Volume 2.7748876764736E+21
Height 13511315.293335