Properties of the Number 53940

Fifty-Three Thousand Nine Hundred Forty

Basics

Value: 53939 → 53940 → 53941

Parity: even

Prime: No

Previous Prime: 53939

Next Prime: 53951

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 5 × 29 × 31

Divisors: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101001010110100

Octal: 151264

Duodecimal: 27270

Hexadecimal: d2b4

Square: 2909523600

Square Root: 232.24986544667792

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Numbers n such that σ(n) = 12*φ(n). A104902

Number of ordered quadruples of integers from [ 1..n ] with no global factor. A15634

Denominators of row 4 of table described in A051714/A051715. A51723

Triangle A(n,m) of numbers of n-element T₀-antichains on a labeled m-set, m=0,...,2ⁿ. A59080

Consider recurrence b(0) = (2n+1)/2, b(n) = b(n-1)*floor(b(n-1)); sequence gives first integer reached. A57016

Fifth column of (1,5)-Pascal triangle A096940. A96942

Floor[n(n-1)(n-2)(n-3)/14]. A11924

Denominators of continued fraction convergents to sqrt(898). A42737

Numbers n such that the sum of the distinct prime divisors of n that are congruent to 1 mod 4 equals the sum of the distinct prime divisors congruent to 3 mod 4. A215949

a(n) = floor(n*(n-1)*(n-2)*(n-3)/16). A11926