21969984 (number)

21969984 is an even 8-digits composite number following 21969983 and preceding 21969985. In scientific notation, it is written as 2.1969984 × 10^7. The sum of its digits is 48. It has a total of 10 prime factors and 112 positive divisors. There are 6709248 positive integers (up to 21969984) that are relatively prime to 21969984.

Interesting facts

Basic properties

Name

Name twenty-one million nine hundred sixty-nine thousand nine hundred eighty-four

Notation

Scientific notation 2.1969984 × 10^7
Engineering notation 2.1969984 × 10^6

Prime Factorization of 21969984

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 17 × 53 × 127

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 686562
Product of the distinct prime numbers

The prime factorization of 21969984 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 17 × 53 × 127. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21969984)

Multiplication

n×y
n×2 43939968
n×3 65909952
n×4 87879936
n×5 109849920

Division

n÷y
n÷2 10984992
n÷3 7323328
n÷3 5492496
n÷5 4393996.8

Exponentiation

ny
n2 482680196960256
n3 1.0604476204334E+22
n4 2.3298017253759E+29
n5 5.1185706629681E+36

Nth Root

y√n
2√n 4687.214951333
3√n 280.07644171408
4√n 68.463237955366
5√n 29.40126037192

Divisors of 21969984

112 divisors

τ Total Divisors 112
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21969983
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0089285714285714
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 112
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21969984 can be divided by 112 positive divisors. The sum of these divisors (counting 21969984) is 1, the average is 0.0089285714285714.

Base conversion 21969984

Base System Value
2 Binary 1010011110011110001000000
3 Ternary 1112100012011010
4 Quaternary 1103303301000
5 Quinary 21111014414
6 Senary 2102520520
8 Octal 123636100
10 Decimal 21969984
12 Duodecimal 7436140
16 Hexadecimal 14f3c40
20 Vigesimal 6h64j4
36 Base36 d2w5c

Cryptographic Hash Functions

md5 2c63a3780766e1b67552dc2eed9fe12b
sha1 296e44edc2a69e860761235e7cda39f0e872339a
sha256 97662e9f149c7494462adb629736e3e682ce5b39d38097970d3cde9692f56f8f
sha512 c2e655edbdf2f71c4b4bfdbebea1fb723948abf492266a3c6d16e1a4f0e3df832ab45eabadb6c11e8d4d950985afd9285b4eb4ada581a417274c4bb1b0aca452
ripemd-160 9de2144d7ee49d7421ba53c2253cf1b523ab19bb

21969984 as geometric shapes

Circle

Radius = n
Diameter 43939968
Circumference 138041480.66777
Area 1.5163845608036E+15

Sphere

Radius = n
Volume 4.4419926051603E+22
Surface area 6.0655382432145E+15
Circumference 138041480.66777

Square

Length = n
Perimeter 87879936
Area 482680196960256
Diagonal 31070249.33792

Cube

Length = n
Surface area 2896081181761536
Volume 1.0604476204334E+22
Space diagonal 38053128.529475

Equilateral Triangle

Length = n
Perimeter 65909952
Area 2.0900665623563E+14
Altitude 19026564.264738

Triangular Pyramid

Length = n
Surface area 2.0900665623563E+14
Volume 1.249749505836E+21
Height 10356749.779307