21492480 (number)

21492480 is an even 8-digits composite number following 21492479 and preceding 21492481. In scientific notation, it is written as 2.1492480 × 10^7. The sum of its digits is 30. It has a total of 12 prime factors and 144 positive divisors. There are 5505024 positive integers (up to 21492480) that are relatively prime to 21492480.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety-two thousand four hundred eighty

Notation

Scientific notation 2.1492480 × 10^7
Engineering notation 2.1492480 × 10^6

Prime Factorization of 21492480

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 29 × 5 × 193

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 12
Total number of prime factors
rad Radical 167910
Product of the distinct prime numbers

The prime factorization of 21492480 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 29 × 5 × 193. Since it has a total of 12 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21492480)

Multiplication

n×y
n×2 42984960
n×3 64477440
n×4 85969920
n×5 107462400

Division

n÷y
n÷2 10746240
n÷3 7164160
n÷3 5373120
n÷5 4298496

Exponentiation

ny
n2 461926696550400
n3 9.9279502870755E+21
n4 2.1337627298597E+29
n5 4.5859852796254E+36

Nth Root

y√n
2√n 4635.9982743741
3√n 278.03246519736
4√n 68.088165450202
5√n 29.272330927033

Divisors of 21492480

144 divisors

τ Total Divisors 144
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21492479
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0069444444444444
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 144
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21492480 can be divided by 144 positive divisors. The sum of these divisors (counting 21492480) is 1, the average is 0.0069444444444444.

Base conversion 21492480

Base System Value
2 Binary 1010001111111001100000000
3 Ternary 1111102221010210
4 Quaternary 1101333030000
5 Quinary 21000224410
6 Senary 2044354120
8 Octal 121771400
10 Decimal 21492480
12 Duodecimal 7245940
16 Hexadecimal 147f300
20 Vigesimal 6e6b40
36 Base36 csnpc

Cryptographic Hash Functions

md5 3299685ae5bb7ac05c100b121ebb147e
sha1 3b6a93db4f830cd62164ba61427b1faf34a03287
sha256 2864331d694741c77cf720dc3264f8d83f1ac985a81333f10e362d2fae4aac55
sha512 07dad6f85be14f34cdf29a55a840df4798875f2fa1d5b8927432c17667833daa2cc90a9eef2a48189b4e370ace6860db87f128aa38c28a6e61e0e04230336f39
ripemd-160 5f2bdc271b613e36628dab1f32656d49d163de63

21492480 as geometric shapes

Circle

Radius = n
Diameter 42984960
Circumference 135041234.55085
Area 1.4511855163797E+15

Sphere

Radius = n
Volume 4.1586100916108E+22
Surface area 5.804742065519E+15
Circumference 135041234.55085

Square

Length = n
Perimeter 85969920
Area 461926696550400
Diagonal 30394956.705033

Cube

Length = n
Surface area 2771560179302400
Volume 9.9279502870755E+21
Space diagonal 37226067.340658

Equilateral Triangle

Length = n
Perimeter 64477440
Area 2.0002012694944E+14
Altitude 18613033.670329

Triangular Pyramid

Length = n
Surface area 2.0002012694944E+14
Volume 1.170020161879E+21
Height 10131652.235011