28277788 (number)

28277788 is an even 8-digits composite number following 28277787 and preceding 28277789. In scientific notation, it is written as 2.8277788 × 10^7. The sum of its digits is 49. It has a total of 5 prime factors and 24 positive divisors. There are 11017200 positive integers (up to 28277788) that are relatively prime to 28277788.

Interesting facts

Basic properties

Name

Name twenty-eight million two hundred seventy-seven thousand seven hundred eighty-eight

Notation

Scientific notation 2.8277788 × 10^7
Engineering notation 2.8277788 × 10^6

Prime Factorization of 28277788

Prime Factorization 2 × 2 × 11 × 7 × 91811

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14138894
Product of the distinct prime numbers

The prime factorization of 28277788 is 2 × 2 × 11 × 7 × 91811. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 4, 33, 76, 760, 118, 9676, 134, 27382, 4984, 685003, 240121, 8679569, 4658024, 63547636, 12625298, 786321633, 778682026, 7340294366, 1260218031

Basic calculations (n = 28277788)

Multiplication

n×y
n×2 56555576
n×3 84833364
n×4 113111152
n×5 141388940

Division

n÷y
n÷2 14138894
n÷3 9425929.3333333
n÷3 7069447
n÷5 5655557.6

Exponentiation

ny
n2 799633294172944
n3 2.2611860770364E+22
n4 6.3941340514987E+29
n5 1.8081196715186E+37

Nth Root

y√n
2√n 5317.6863390012
3√n 304.6597944547
4√n 72.922467998561
5√n 30.923531633718

Divisors of 28277788

1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91811, 183622, 367244, 642677, 1009921, 1285354, 2019842, 2570708, 4039684, 7069447, 14138894, 28277788

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 -28277787
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 28277788 can be divided by 24 positive divisors. The sum of these divisors (counting 28277788) is 1, the average is 0.041666666666667.

Base conversion 28277788

Base System Value
2 Binary 1101011110111110000011100
3 Ternary 1222012122211111
4 Quaternary 1223313300130
5 Quinary 24214342123
6 Senary 2450031404
8 Octal 153676034
10 Decimal 28277788
12 Duodecimal 9578564
16 Hexadecimal 1af7c1c
20 Vigesimal 8gee98
36 Base36 gu3a4

Cryptographic Hash Functions

md5 1b21876b0b4dea54470324c07905b360
sha1 bee183c6cd2f28fac0a0ae18925e5902bbef25c3
sha256 a879edfd244a9a3946ab3475d141e326033e53d03d8e8cd4a0b68afd17857b66
sha512 b2d76a7c3950a95c62c694e4282ae50892bc003499414935e6ce89a33518d58f844ecb9a05d17e40c539ab06657e97369c65b582a8485cd28d329964d0c5626d
ripemd-160 94a3130a2040c628d9bae473b6ad317ffc64390e

28277788 as geometric shapes

Circle

Radius = n
Diameter 56555576
Circumference 177674582.08114
Area 2.5121220825395E+15

Sphere

Radius = n
Volume 9.4716340906895E+22
Surface area 1.0048488330158E+16
Circumference 177674582.08114

Square

Length = n
Perimeter 113111152
Area 799633294172944
Diagonal 39990831.303511

Cube

Length = n
Surface area 4797799765037664
Volume 2.2611860770364E+22
Space diagonal 48978565.541662

Equilateral Triangle

Length = n
Perimeter 84833364
Area 3.462513732328E+14
Altitude 24489282.770831

Triangular Pyramid

Length = n
Surface area 3.462513732328E+14
Volume 2.6648333476618E+21
Height 13330277.10117