28890744 (number)

28890744 is an even 8-digits composite number following 28890743 and preceding 28890745. In scientific notation, it is written as 2.8890744 × 10^7. The sum of its digits is 42. It has a total of 6 prime factors and 32 positive divisors. There are 9586016 positive integers (up to 28890744) that are relatively prime to 28890744.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred ninety thousand seven hundred forty-four

Notation

Scientific notation 2.8890744 × 10^7
Engineering notation 2.8890744 × 10^6

Prime Factorization of 28890744

Prime Factorization 2 × 2 × 2 × 3 × 227 × 5303

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 7222686
Product of the distinct prime numbers

The prime factorization of 28890744 is 2 × 2 × 2 × 3 × 227 × 5303. Since it has a total of 6 prime factors.

Most popular turbo-numbers

10, 5, 69, 45, 263, 186, 9522, 4357, 29595, 84483, 778197, 964524, 6719189, 6546323, 39048148, 29365771, 460783658, 457193630, 4667234960, 2345789303

Basic calculations (n = 28890744)

Multiplication

n×y
n×2 57781488
n×3 86672232
n×4 115562976
n×5 144453720

Division

n÷y
n÷2 14445372
n÷3 9630248
n÷3 7222686
n÷5 5778148.8

Exponentiation

ny
n2 834675088873536
n3 2.4114384315823E+22
n4 6.9668250398605E+29
n5 2.012767587194E+37

Nth Root

y√n
2√n 5375.011069756
3√n 306.84537053386
4√n 73.314466988147
5√n 31.056445301718

Divisors of 28890744

1, 2, 3, 4, 6, 8, 12, 24, 227, 454, 681, 908, 1362, 1816, 2724, 5303, 5448, 10606, 15909, 21212, 31818, 42424, 63636, 127272, 1203781, 2407562, 3611343, 4815124, 7222686, 9630248, 14445372, 28890744

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 -28890743
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 28890744 can be divided by 32 positive divisors. The sum of these divisors (counting 28890744) is 1, the average is 0.03125.

Base conversion 28890744

Base System Value
2 Binary 1101110001101011001111000
3 Ternary 2000100210122120
4 Quaternary 1232031121320
5 Quinary 24344000434
6 Senary 2511121240
8 Octal 156153170
10 Decimal 28890744
12 Duodecimal 9813220
16 Hexadecimal 1b8d678
20 Vigesimal 90b6h4
36 Base36 h788o

Cryptographic Hash Functions

md5 b6907cddcaf50f65c1dafa1a6be2654b
sha1 1975c033e6e0d7d8d4ba2e9b0b48892f0de1b21c
sha256 388fa5d7288ff819f2f973709e56b4c9717a247acfc88825bda2d6019b37aae1
sha512 656f8752d2573663d0c99fc3b39c461c237110ee755ff6155380d1e38090f287c1455f0b78b6c552dc064ef08398247f0ae54d950ef3e24c2668012aba2485e6
ripemd-160 f31c4c2c93a6ffd80c8cbcf89a81ca2c4e1c57ac

28890744 as geometric shapes

Circle

Radius = n
Diameter 57781488
Circumference 181525898.21429
Area 2.6222091273395E+15

Sphere

Radius = n
Volume 1.0101009681657E+23
Surface area 1.0488836509358E+16
Circumference 181525898.21429

Square

Length = n
Perimeter 115562976
Area 834675088873536
Diagonal 40857681.991849

Cube

Length = n
Surface area 5008050533241216
Volume 2.4114384315823E+22
Space diagonal 50040236.476466

Equilateral Triangle

Length = n
Perimeter 86672232
Area 3.6142491543526E+14
Altitude 25020118.238233

Triangular Pyramid

Length = n
Surface area 3.6142491543526E+14
Volume 2.8419074456428E+21
Height 13619227.330616