21491076 (number)

21491076 is an even 8-digits composite number following 21491075 and preceding 21491077. In scientific notation, it is written as 2.1491076 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 24 positive divisors. There are 7028320 positive integers (up to 21491076) that are relatively prime to 21491076.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety-one thousand seventy-six

Notation

Scientific notation 2.1491076 × 10^7
Engineering notation 2.1491076 × 10^6

Prime Factorization of 21491076

Prime Factorization 2 × 2 × 3 × 53 × 33791

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10745538
Product of the distinct prime numbers

The prime factorization of 21491076 is 2 × 2 × 3 × 53 × 33791. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 8, 83, 98, 157, 318, 1583, 9883, 25697, 89356, 89091, 325699, 180511, 5388286, 43928174, 27655018, 906335954, 4512783, 6779324534, 9804801600

Basic calculations (n = 21491076)

Multiplication

n×y
n×2 42982152
n×3 64473228
n×4 85964304
n×5 107455380

Division

n÷y
n÷2 10745538
n÷3 7163692
n÷3 5372769
n÷5 4298215.2

Exponentiation

ny
n2 461866347637776
n3 9.9260047789259E+21
n4 2.1332052308026E+29
n5 4.5844875738776E+36

Nth Root

y√n
2√n 4635.8468482037
3√n 278.02641089245
4√n 68.087053455144
5√n 29.271948473016

Divisors of 21491076

1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33791, 67582, 101373, 135164, 202746, 405492, 1790923, 3581846, 5372769, 7163692, 10745538, 21491076

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21491075
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21491076 can be divided by 24 positive divisors. The sum of these divisors (counting 21491076) is 1, the average is 0.041666666666667.

Base conversion 21491076

Base System Value
2 Binary 1010001111110110110000100
3 Ternary 1111102212012210
4 Quaternary 1101332312010
5 Quinary 21000203301
6 Senary 2044343420
8 Octal 121766604
10 Decimal 21491076
12 Duodecimal 7244b70
16 Hexadecimal 147ed84
20 Vigesimal 6e67dg
36 Base36 csmmc

Cryptographic Hash Functions

md5 a1222e31d803ee6651daf444ac60e009
sha1 9db33f195370826053831439a169257f5c27c0f7
sha256 1e8277f387710aad2927e9e0e72b80183e69da0be5de18ad61a1587037e0b9f0
sha512 ec545069998006b772aca1972bf5c221bbc5bb6b2bba6b05f558045aec3c1baea64c1aa0849e1b45c52e592d97c50e7329f0fb66ce31bebc7154f8d3a22fe312
ripemd-160 763bac00584993035939c9ad76e5afae8df0f3f6

21491076 as geometric shapes

Circle

Radius = n
Diameter 42982152
Circumference 135032412.95868
Area 1.4509959246792E+15

Sphere

Radius = n
Volume 4.1577951590628E+22
Surface area 5.8039836987167E+15
Circumference 135032412.95868

Square

Length = n
Perimeter 85964304
Area 461866347637776
Diagonal 30392971.149191

Cube

Length = n
Surface area 2771198085826656
Volume 9.9260047789259E+21
Space diagonal 37223635.541324

Equilateral Triangle

Length = n
Perimeter 64473228
Area 1.9999399510372E+14
Altitude 18611817.770662

Triangular Pyramid

Length = n
Surface area 1.9999399510372E+14
Volume 1.1697908815448E+21
Height 10130990.383064