Properties of the Number 56419

Fifty-Six Thousand Four Hundred Nineteen

Basics

Value: 56418 → 56419 → 56420

Parity: odd

Prime: No

Previous Prime: 56417

Next Prime: 56431

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 11 × 23 × 223

Divisors: 1, 11, 23, 223, 253, 2453, 5129, 56419

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101110001100011

Octal: 156143

Duodecimal: 28797

Hexadecimal: dc63

Square: 3183103561

Square Root: 237.52684058859538

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 k with the property that it is possible to write the base 2 expansion of k as concat(a₂,b₂), with a₂>0 and b₂>0 such that, converting a₂ and b₂ to base 10 as a and b, we have σ(a + b) = σ(k). A258843

Numbers k such that σ(triangular(k)) = σ(k)². A232355

Composite numbers k such that σ(k + σ(k)) = 2*σ(k). A246858

Numbers k such that k and k+1 have the same sum of squarefree divisors, or sqf(k) = sqf(k+1), where sqf(k) = A048250(k). A63964

Numbers k such that abs(A328258(k)) = abs(A328258(k+1)). A348586

Number k such that A033634(k) = A033634(k+1). A349224

The n-th term of the n-th inverse binomial transform of this sequence equals (n+1)^n-1 for n>=0. A138737

Number of step cyclic shifted sequences using exactly six different symbols. A56419