21543764 (number)

21543764 is an even 8-digits composite number following 21543763 and preceding 21543765. In scientific notation, it is written as 2.1543764 × 10^7. The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors. There are 9792600 positive integers (up to 21543764) that are relatively prime to 21543764.

Interesting facts

Basic properties

Name

Name twenty-one million five hundred forty-three thousand seven hundred sixty-four

Notation

Scientific notation 2.1543764 × 10^7
Engineering notation 2.1543764 × 10^6

Prime Factorization of 21543764

Prime Factorization 2 × 2 × 11 × 489631

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10771882
Product of the distinct prime numbers

The prime factorization of 21543764 is 2 × 2 × 11 × 489631. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 8, 53, 30, 860, 46, 7409, 2601, 65061, 17117, 293624, 365237, 9295633, 9582228, 81300399, 5731949, 132331215, 425136452, 3595199258, 8383576634

Basic calculations (n = 21543764)

Multiplication

n×y
n×2 43087528
n×3 64631292
n×4 86175056
n×5 107718820

Division

n÷y
n÷2 10771882
n÷3 7181254.6666667
n÷3 5385941
n÷5 4308752.8

Exponentiation

ny
n2 464133767287696
n3 9.999188346877E+21
n4 2.1542015393667E+29
n5 4.6409609572553E+36

Nth Root

y√n
2√n 4641.5260421547
3√n 278.25343071571
4√n 68.128746077956
5√n 29.286287170683

Divisors of 21543764

1, 2, 4, 11, 22, 44, 489631, 979262, 1958524, 5385941, 10771882, 21543764

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21543763
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21543764 can be divided by 12 positive divisors. The sum of these divisors (counting 21543764) is 1, the average is 0.083333333333333.

Base conversion 21543764

Base System Value
2 Binary 1010010001011101101010100
3 Ternary 1111112112111012
4 Quaternary 1102023231110
5 Quinary 21003400024
6 Senary 2045431352
8 Octal 122135524
10 Decimal 21543764
12 Duodecimal 726b558
16 Hexadecimal 148bb54
20 Vigesimal 6ecj84
36 Base36 ctr9w

Cryptographic Hash Functions

md5 c4b321f2a9c850c2acf93bdff180ffac
sha1 2d07e9b1231b72868e6ae128d8dd150b19b5ee25
sha256 2844d441a952fa8cf0a62593bda79bac98805897e5f1290787225056585ba02d
sha512 b25b8785e78fa822fd57bfff63d6ae7cee82bb87642ad9b64caed7a95d0cc8db25147287b639fac2039aae86d9261a120178951b918d5a655b84034fead4ef30
ripemd-160 48e2f8425583916486d5f4999eb3417e7096cefa

21543764 as geometric shapes

Circle

Radius = n
Diameter 43087528
Circumference 135363461.42614
Area 1.458119233594E+15

Sphere

Radius = n
Volume 4.1884502203213E+22
Surface area 5.8324769343759E+15
Circumference 135363461.42614

Square

Length = n
Perimeter 86175056
Area 464133767287696
Diagonal 30467483.233365

Cube

Length = n
Surface area 2784802603726176
Volume 9.999188346877E+21
Space diagonal 37314893.834273

Equilateral Triangle

Length = n
Perimeter 64631292
Area 2.0097581661266E+14
Altitude 18657446.917137

Triangular Pyramid

Length = n
Surface area 2.0097581661266E+14
Volume 1.1784156477397E+21
Height 10155827.744455