28005540 (number)

28005540 is an even 8-digits composite number following 28005539 and preceding 28005541. In scientific notation, it is written as 2.8005540 × 10^7. The sum of its digits is 24. It has a total of 5 prime factors and 24 positive divisors. There are 7411456 positive integers (up to 28005540) that are relatively prime to 28005540.

Interesting facts

Basic properties

Name

Name twenty-eight million five thousand five hundred forty

Notation

Scientific notation 2.8005540 × 10^7
Engineering notation 2.8005540 × 10^6

Prime Factorization of 28005540

Prime Factorization 2 × 2 × 15 × 137 × 3407

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14002770
Product of the distinct prime numbers

The prime factorization of 28005540 is 2 × 2 × 15 × 137 × 3407. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 4, 70, 59, 948, 128, 6373, 5001, 72082, 46571, 768006, 507901, 8259103, 5210674, 94102215, 77873301, 327297640, 191046042, 8456059884, 3043613889

Basic calculations (n = 28005540)

Multiplication

n×y
n×2 56011080
n×3 84016620
n×4 112022160
n×5 140027700

Division

n÷y
n÷2 14002770
n÷3 9335180
n÷3 7001385
n÷5 5601108

Exponentiation

ny
n2 784310270691600
n3 2.1965032658264E+22
n4 6.1514260071233E+29
n5 1.7227400709953E+37

Nth Root

y√n
2√n 5292.0260770333
3√n 303.67892289415
4√n 72.746313150793
5√n 30.863756946305

Divisors of 28005540

1, 2, 4, 15, 30, 60, 137, 274, 548, 2055, 3407, 4110, 6814, 8220, 13628, 51105, 102210, 204420, 466759, 933518, 1867036, 7001385, 14002770, 28005540

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 -28005539
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 28005540 can be divided by 24 positive divisors. The sum of these divisors (counting 28005540) is 1, the average is 0.041666666666667.

Base conversion 28005540

Base System Value
2 Binary 1101010110101010010100100
3 Ternary 1221200211101020
4 Quaternary 1222311102210
5 Quinary 24132134130
6 Senary 2440131140
8 Octal 152652244
10 Decimal 28005540
12 Duodecimal 9466ab0
16 Hexadecimal 1ab54a4
20 Vigesimal 8f0dh0
36 Base36 go97o

Cryptographic Hash Functions

md5 01e467091f69064c6ec28c6eb958c08b
sha1 6943cba728ff3e42adfe11f320e1f48eace54449
sha256 b6c7fb7951f7f343fdb03d1c43970e97d5c2a03ad036e7f3adbc27e84f7ac171
sha512 d38c0ff1f0b5a59e25b6f442fb8381872ad6386d4ceb6c7267540115bc563399d2754a27aac7f2c42b657b36e7a75a576d587024b0a2ba013324428de53389c4
ripemd-160 c39e314d7c62bca5b1a3fb11c92a0e52bc89af08

28005540 as geometric shapes

Circle

Radius = n
Diameter 56011080
Circumference 175963997.44763
Area 2.4639833845398E+15

Sphere

Radius = n
Volume 9.2006913646751E+22
Surface area 9.855933538159E+15
Circumference 175963997.44763

Square

Length = n
Perimeter 112022160
Area 784310270691600
Diagonal 39605814.489582

Cube

Length = n
Surface area 4705861624149600
Volume 2.1965032658264E+22
Space diagonal 48507018.173402

Equilateral Triangle

Length = n
Perimeter 84016620
Area 3.3961630943399E+14
Altitude 24253509.086701

Triangular Pyramid

Length = n
Surface area 3.3961630943399E+14
Volume 2.5886039236071E+21
Height 13201938.163194