Properties of the Number 48405

Forty-Eight Thousand Four Hundred Five

Basics

Value: 48404 → 48405 → 48406

Parity: odd

Prime: No

Previous Prime: 48397

Next Prime: 48407

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 7 × 461

Divisors: 1, 3, 5, 7, 15, 21, 35, 105, 461, 1383

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011110100010101

Octal: 136425

Duodecimal: 24019

Hexadecimal: bd15

Square: 2343044025

Square Root: 220.01136334289646

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

Irregular triangle read by rows: T(n,k) is the number of endofunctions on [n] whose fourth-smallest component has size exactly k; n >= 0, 0 <= k <= max(0,n-3). A350276

Irregular triangular array read by rows: T(n,k) is the number of inequivalent n X n {0,1} matrices modulo permutation of the rows, containing exactly k 1's; n>=0, 0<=k<=n². A220886

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 88. A31766

A triangular sequence of polynomial coefficients: p(x,n) = Sum[mⁿ*x^m/m!, {m, 0, Infinity}]/(x·Exp[x]); q(x,n)= If[n == 0, 1, p(x, n) + xⁿ*p(1/x, n)]. A154867

Primes with consecutive digits that differ exactly by 8. A48405

Prime worms. A89360