21490224 (number)

21490224 is an even 8-digits composite number following 21490223 and preceding 21490225. In scientific notation, it is written as 2.1490224 × 10^7. The sum of its digits is 24. It has a total of 8 prime factors and 60 positive divisors. There are 6139392 positive integers (up to 21490224) that are relatively prime to 21490224.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1490224 × 10^7
Engineering notation 2.1490224 × 10^6

Prime Factorization of 21490224

Prime Factorization 2 × 2 × 2 × 2 × 3 × 7 × 7 × 9137

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 383754
Product of the distinct prime numbers

The prime factorization of 21490224 is 2 × 2 × 2 × 2 × 3 × 7 × 7 × 9137. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21490224)

Multiplication

n×y
n×2 42980448
n×3 64470672
n×4 85960896
n×5 107451120

Division

n÷y
n÷2 10745112
n÷3 7163408
n÷3 5372556
n÷5 4298044.8

Exponentiation

ny
n2 461829727570176
n3 9.9248242953421E+21
n4 2.1328669726754E+29
n5 4.5835789004997E+36

Nth Root

y√n
2√n 4635.7549546972
3√n 278.02273678399
4√n 68.086378628161
5√n 29.27171637579

Divisors of 21490224

60 divisors

τ Total Divisors 60
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21490223
Sum of the proper positive divisors of n
A Arithmetic Mean 0.016666666666667
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 60
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21490224 can be divided by 60 positive divisors. The sum of these divisors (counting 21490224) is 1, the average is 0.016666666666667.

Base conversion 21490224

Base System Value
2 Binary 1010001111110101000110000
3 Ternary 1111102211001020
4 Quaternary 1101332220300
5 Quinary 21000141344
6 Senary 2044335440
8 Octal 121765060
10 Decimal 21490224
12 Duodecimal 7244580
16 Hexadecimal 147ea30
20 Vigesimal 6e65b4
36 Base36 cslyo

Cryptographic Hash Functions

md5 aa61c6d48edf9c84591bc5a53ab20a2a
sha1 d55ad58801d7b9716396af274a740c5fcbeb2fd1
sha256 7fa1c81fb3f18667531c6ecbb648d9082e2114eb2aa856cb2e2f83e6f516e69a
sha512 aa53e0a08cdf3e1c7341956340891dcf9067888f81468c7899d6d5f124c42f664714b6b988a5d018fe2074b171531db55b411f857bb1723b389512e2f74af037
ripemd-160 9fd26ae4997646c34aff09bd4439ed8251257f3a

21490224 as geometric shapes

Circle

Radius = n
Diameter 42980448
Circumference 135027059.6848
Area 1.4508808793438E+15

Sphere

Radius = n
Volume 4.1573006792555E+22
Surface area 5.8035235173754E+15
Circumference 135027059.6848

Square

Length = n
Perimeter 85960896
Area 461829727570176
Diagonal 30391766.239236

Cube

Length = n
Surface area 2770978365421056
Volume 9.9248242953421E+21
Space diagonal 37222159.834036

Equilateral Triangle

Length = n
Perimeter 64470672
Area 1.9997813814931E+14
Altitude 18611079.917018

Triangular Pyramid

Length = n
Surface area 1.9997813814931E+14
Volume 1.1696517602202E+21
Height 10130588.746412