28761330 (number)

28761330 is an even 8-digits composite number following 28761329 and preceding 28761331. In scientific notation, it is written as 2.8761330 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors. There are 6832896 positive integers (up to 28761330) that are relatively prime to 28761330.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred sixty-one thousand three hundred thirty

Notation

Scientific notation 2.8761330 × 10^7
Engineering notation 2.8761330 × 10^6

Prime Factorization of 28761330

Prime Factorization 2 × 15 × 29 × 13 × 2543

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 28761330
Product of the distinct prime numbers

The prime factorization of 28761330 is 2 × 15 × 29 × 13 × 2543. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 7, 46, 31, 468, 1, 4283, 4456, 23682, 84362, 325224, 185344, 2918863, 3858394, 16439332, 91678409, 50084808, 452030874, 6865513904, 4507763282

Basic calculations (n = 28761330)

Multiplication

n×y
n×2 57522660
n×3 86283990
n×4 115045320
n×5 143806650

Division

n÷y
n÷2 14380665
n÷3 9587110
n÷3 7190332.5
n÷5 5752266

Exponentiation

ny
n2 827214103368900
n3 2.3791777807647E+22
n4 6.8428317281241E+29
n5 1.9680894146705E+37

Nth Root

y√n
2√n 5362.9590712591
3√n 306.38652083445
4√n 73.232226999178
5√n 31.02857229433

Divisors of 28761330

1, 2, 13, 15, 26, 29, 30, 58, 195, 377, 390, 435, 754, 870, 2543, 5086, 5655, 11310, 33059, 38145, 66118, 73747, 76290, 147494, 495885, 958711, 991770, 1106205, 1917422, 2212410, 14380665, 28761330

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28761329
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28761330 can be divided by 32 positive divisors. The sum of these divisors (counting 28761330) is 1, the average is 0.03125.

Base conversion 28761330

Base System Value
2 Binary 1101101101101110011110010
3 Ternary 2000010020010110
4 Quaternary 1231231303302
5 Quinary 24330330310
6 Senary 2504242150
8 Octal 155556362
10 Decimal 28761330
12 Duodecimal 9770356
16 Hexadecimal 1b6dcf2
20 Vigesimal 8jf36a
36 Base36 h4gdu

Cryptographic Hash Functions

md5 7a5dd7b2364132c69e54b8c25821be05
sha1 fa09fcc5b4d34299adb2b2bc3b74ec95a0b3e641
sha256 237be835f713b068fb5c8c63520a7ad1b74b028077debeebd25e3748826c2827
sha512 4beea376a27b8d16f74a527621cdb993d8a838b8c56a1594d6637d8478b9c8665c9b184bad50cb47b74f8cb36610dad5ed6d4b32dc6a8af1ffc403fd82688cf8
ripemd-160 6571a26993be6cfcdbfbf4cb13dceedc1a2c2557

28761330 as geometric shapes

Circle

Radius = n
Diameter 57522660
Circumference 180712766.07094
Area 2.5987697500896E+15

Sphere

Radius = n
Volume 9.9658765835126E+22
Surface area 1.0395079000358E+16
Circumference 180712766.07094

Square

Length = n
Perimeter 115045320
Area 827214103368900
Diagonal 40674662.957888

Cube

Length = n
Surface area 4963284620213400
Volume 2.3791777807647E+22
Space diagonal 49816084.853255

Equilateral Triangle

Length = n
Perimeter 86283990
Area 3.5819421394312E+14
Altitude 24908042.426627

Triangular Pyramid

Length = n
Surface area 3.5819421394312E+14
Volume 2.8038879040451E+21
Height 13558220.985963