28888923 (number)

28888923 is an odd 8-digits composite number following 28888922 and preceding 28888924. In scientific notation, it is written as 2.8888923 × 10^7. The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors. There are 16446240 positive integers (up to 28888923) that are relatively prime to 28888923.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred eighty-eight thousand nine hundred twenty-three

Notation

Scientific notation 2.8888923 × 10^7
Engineering notation 2.8888923 × 10^6

Prime Factorization of 28888923

Prime Factorization 3 × 7 × 283 × 4861

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28888923
Product of the distinct prime numbers

The prime factorization of 28888923 is 3 × 7 × 283 × 4861. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 6, 72, 52, 993, 73, 2640, 5745, 64138, 69920, 830357, 898365, 4992020, 531015, 20149647, 68023948, 400024522, 425625754, 9183176771, 116998056

Basic calculations (n = 28888923)

Multiplication

n×y
n×2 57777846
n×3 86666769
n×4 115555692
n×5 144444615

Division

n÷y
n÷2 14444461.5
n÷3 9629641
n÷3 7222230.75
n÷5 5777784.6

Exponentiation

ny
n2 834569872099929
n3 2.4109824773215E+22
n4 6.9650687141689E+29
n5 2.0121333377333E+37

Nth Root

y√n
2√n 5374.8416720867
3√n 306.83892351909
4√n 73.313311697718
5√n 31.056053790771

Divisors of 28888923

1, 3, 7, 21, 283, 849, 1981, 4861, 5943, 14583, 34027, 102081, 1375663, 4126989, 9629641, 28888923

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28888922
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28888923 can be divided by 16 positive divisors. The sum of these divisors (counting 28888923) is 1, the average is 0.0625.

Base conversion 28888923

Base System Value
2 Binary 1101110001100111101011011
3 Ternary 2000100201011010
4 Quaternary 1232030331123
5 Quinary 24343421143
6 Senary 2511105003
8 Octal 156147533
10 Decimal 28888923
12 Duodecimal 9812163
16 Hexadecimal 1b8cf5b
20 Vigesimal 90b263
36 Base36 h76u3

Cryptographic Hash Functions

md5 138ab563606ace5322c979468a7b8c7e
sha1 ddb96218cce83d7dbe1b72841b5bb3808d983ef3
sha256 e21f31cea977957868188d1378c2b2299ac7c70930ee975ee073f0800be18f06
sha512 4eab7a366c1535684447f436bd1f7e3dcee678bc3197e69874f72eb8b8edab7eebbde47dacbd65fa65d4ba9a98c5b4796de02a6fe942788644650de43b941f03
ripemd-160 7423684e7bde8cf303d4af7968d69d0395a1b0aa

28888923 as geometric shapes

Circle

Radius = n
Diameter 57777846
Circumference 181514456.53384
Area 2.6218785790965E+15

Sphere

Radius = n
Volume 1.0099099784916E+23
Surface area 1.0487514316386E+16
Circumference 181514456.53384

Square

Length = n
Perimeter 115555692
Area 834569872099929
Diagonal 40855106.708952

Cube

Length = n
Surface area 5007419232599574
Volume 2.4109824773215E+22
Space diagonal 50037082.411945

Equilateral Triangle

Length = n
Perimeter 86666769
Area 3.6137935523583E+14
Altitude 25018541.205973

Triangular Pyramid

Length = n
Surface area 3.6137935523583E+14
Volume 2.8413700983933E+21
Height 13618368.902984