28779744 (number)

28779744 is an even 8-digits composite number following 28779743 and preceding 28779745. In scientific notation, it is written as 2.8779744 × 10^7. The sum of its digits is 48. It has a total of 8 prime factors and 48 positive divisors. There are 8128512 positive integers (up to 28779744) that are relatively prime to 28779744.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred seventy-nine thousand seven hundred forty-four

Notation

Scientific notation 2.8779744 × 10^7
Engineering notation 2.8779744 × 10^6

Prime Factorization of 28779744

Prime Factorization 2 × 2 × 2 × 2 × 2 × 21 × 379 × 113

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1798734
Product of the distinct prime numbers

The prime factorization of 28779744 is 2 × 2 × 2 × 2 × 2 × 21 × 379 × 113. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28779744)

Multiplication

n×y
n×2 57559488
n×3 86339232
n×4 115118976
n×5 143898720

Division

n÷y
n÷2 14389872
n÷3 9593248
n÷3 7194936
n÷5 5755948.8

Exponentiation

ny
n2 828273664705536
n3 2.3837504032167E+22
n4 6.8603726364474E+29
n5 1.9743976822156E+37

Nth Root

y√n
2√n 5364.6755726698
3√n 306.45189330734
4√n 73.243945638324
5√n 31.032544390646

Divisors of 28779744

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28779743
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28779744 can be divided by 48 positive divisors. The sum of these divisors (counting 28779744) is 1, the average is 0.020833333333333.

Base conversion 28779744

Base System Value
2 Binary 1101101110010010011100000
3 Ternary 2000011011101110
4 Quaternary 1231302103200
5 Quinary 24331422434
6 Senary 2504503320
8 Octal 155622340
10 Decimal 28779744
12 Duodecimal 977ab40
16 Hexadecimal 1b724e0
20 Vigesimal 8jh974
36 Base36 h4ulc

Cryptographic Hash Functions

md5 7c95fb60f32da9853ce49a4a3636a15c
sha1 96eb7ea3a699cba11e09b3ce3b39f355238482d3
sha256 cb6f033640c4904d2e2bb4d19a280c91340cd054e4066379408e9adf9167df4a
sha512 62d2405dd2855f5a0b0b6b98fc3aeed5d7cf3e3057cad9a39b2ddd018fdeb14f27b136703e12b4e3ea0e3d0cc3959ea1e8409ed888c7c3aa8a46d23d8d899762
ripemd-160 bf1f952e229850aa5d8b030625dc8e6806af43eb

28779744 as geometric shapes

Circle

Radius = n
Diameter 57559488
Circumference 180828464.64519
Area 2.6020984602008E+15

Sphere

Radius = n
Volume 9.9850303396498E+22
Surface area 1.0408393840803E+16
Circumference 180828464.64519

Square

Length = n
Perimeter 115118976
Area 828273664705536
Diagonal 40700704.286426

Cube

Length = n
Surface area 4969641988233216
Volume 2.3837504032167E+22
Space diagonal 49847978.836826

Equilateral Triangle

Length = n
Perimeter 86339232
Area 3.5865301746031E+14
Altitude 24923989.418413

Triangular Pyramid

Length = n
Surface area 3.5865301746031E+14
Volume 2.8092767912845E+21
Height 13566901.428809