21492495 (number)

21492495 is an odd 8-digits composite number following 21492494 and preceding 21492496. In scientific notation, it is written as 2.1492495 × 10^7. The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors. There are 11348928 positive integers (up to 21492495) that are relatively prime to 21492495.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1492495 × 10^7
Engineering notation 2.1492495 × 10^6

Prime Factorization of 21492495

Prime Factorization 9 × 5 × 103 × 4637

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 21492495
Product of the distinct prime numbers

The prime factorization of 21492495 is 9 × 5 × 103 × 4637. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 9, 41, 53, 706, 929, 2265, 5562, 89268, 11150, 878744, 670655, 9851741, 4286189, 70522135, 45345170, 460814069, 32384090, 4302176179, 4825738614

Basic calculations (n = 21492495)

Multiplication

n×y
n×2 42984990
n×3 64477485
n×4 85969980
n×5 107462475

Division

n÷y
n÷2 10746247.5
n÷3 7164165
n÷3 5373123.75
n÷5 4298499

Exponentiation

ny
n2 461927341325025
n3 9.9279710737914E+21
n4 2.1337686866361E+29
n5 4.5860012828682E+36

Nth Root

y√n
2√n 4635.9998921484
3√n 278.03252987868
4√n 68.088177330197
5√n 29.272335012972

Divisors of 21492495

1, 5, 9, 45, 103, 515, 927, 4635, 4637, 23185, 41733, 208665, 477611, 2388055, 4298499, 21492495

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21492494
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21492495 can be divided by 16 positive divisors. The sum of these divisors (counting 21492495) is 1, the average is 0.0625.

Base conversion 21492495

Base System Value
2 Binary 1010001111111001100001111
3 Ternary 1111102221011100
4 Quaternary 1101333030033
5 Quinary 21000224440
6 Senary 2044354143
8 Octal 121771417
10 Decimal 21492495
12 Duodecimal 7245953
16 Hexadecimal 147f30f
20 Vigesimal 6e6b4f
36 Base36 csnpr

Cryptographic Hash Functions

md5 560749ef8caaced2b74ea4d36b54a565
sha1 7202c23e27d12798e83139c34c47377006045d81
sha256 ef3f858066e76b55281462704dab5f3ff43eb9e5541ce3e4416793eebaedb853
sha512 6b70ea9f300f13ce50bbd70ed7be6f4dcaaa11eed5a5c896c9f127f47731d166894f2c4e96eab5a3fb41c2cd1f7e6d9f1c9f05d511a51c194128656380299fa7
ripemd-160 188330e8a11d3c2eb0b4e75a6d97f62b0d0d982b

21492495 as geometric shapes

Circle

Radius = n
Diameter 42984990
Circumference 135041328.79863
Area 1.451187541999E+15

Sphere

Radius = n
Volume 4.15861879873E+22
Surface area 5.8047501679959E+15
Circumference 135041328.79863

Square

Length = n
Perimeter 85969980
Area 461927341325025
Diagonal 30394977.918236

Cube

Length = n
Surface area 2771564047950150
Volume 9.9279710737914E+21
Space diagonal 37226093.32142

Equilateral Triangle

Length = n
Perimeter 64477485
Area 2.0002040614504E+14
Altitude 18613046.66071

Triangular Pyramid

Length = n
Surface area 2.0002040614504E+14
Volume 1.170022611617E+21
Height 10131659.306079