21909504 (number)

21909504 is an even 8-digits composite number following 21909503 and preceding 21909505. In scientific notation, it is written as 2.1909504 × 10^7. The sum of its digits is 30. It has a total of 14 prime factors and 52 positive divisors. There are 7299072 positive integers (up to 21909504) that are relatively prime to 21909504.

Interesting facts

Basic properties

Name

Name twenty-one million nine hundred nine thousand five hundred four

Notation

Scientific notation 2.1909504 × 10^7
Engineering notation 2.1909504 × 10^6

Prime Factorization of 21909504

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 1783

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 14
Total number of prime factors
rad Radical 10698
Product of the distinct prime numbers

The prime factorization of 21909504 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 1783. Since it has a total of 14 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21909504)

Multiplication

n×y
n×2 43819008
n×3 65728512
n×4 87638016
n×5 109547520

Division

n÷y
n÷2 10954752
n÷3 7303168
n÷3 5477376
n÷5 4381900.8

Exponentiation

ny
n2 480026365526016
n3 1.0517139575598E+22
n4 2.3042531160012E+29
n5 5.048504286204E+36

Nth Root

y√n
2√n 4680.758912826
3√n 279.81920301176
4√n 68.416072035933
5√n 29.385055084747

Divisors of 21909504

52 divisors

τ Total Divisors 52
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21909503
Sum of the proper positive divisors of n
A Arithmetic Mean 0.019230769230769
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 52
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21909504 can be divided by 52 positive divisors. The sum of these divisors (counting 21909504) is 1, the average is 0.019230769230769.

Base conversion 21909504

Base System Value
2 Binary 1010011100101000000000000
3 Ternary 1112020010012010
4 Quaternary 1103211000000
5 Quinary 21102101004
6 Senary 2101332520
8 Octal 123450000
10 Decimal 21909504
12 Duodecimal 7407140
16 Hexadecimal 14e5000
20 Vigesimal 6gidf4
36 Base36 d1lhc

Cryptographic Hash Functions

md5 f8887c3d296d787b6cb46cd233abc928
sha1 fdbb91fb5ac53be5a648f5f9505364c13244db26
sha256 119ef9162e904d5a3859a44b07bae5743680431bb0e77ca82eeb178f5234d1bd
sha512 9532f98283ace346f9a2fb4da881d75d014d2d7f35b74f43909114b60bee42435c21e5a91deaae6d5e28698e3fc2ec5758492ea3594fd0a8cc161edd5c939a2d
ripemd-160 428b46fbce028b0e1be068f0f32f0cb3f6ef7099

21909504 as geometric shapes

Circle

Radius = n
Diameter 43819008
Circumference 137661473.62039
Area 1.5080473034659E+15

Sphere

Radius = n
Volume 4.4054091236635E+22
Surface area 6.0321892138638E+15
Circumference 137661473.62039

Square

Length = n
Perimeter 87638016
Area 480026365526016
Diagonal 30984717.701668

Cube

Length = n
Surface area 2880158193156096
Volume 1.0517139575598E+22
Space diagonal 37948374.096634

Equilateral Triangle

Length = n
Perimeter 65728512
Area 2.0785751351592E+14
Altitude 18974187.048317

Triangular Pyramid

Length = n
Surface area 2.0785751351592E+14
Volume 1.2394567854318E+21
Height 10328239.233889