Properties of the Number 56608

Fifty-Six Thousand Six Hundred Eight

Basics

Value: 56607 → 56608 → 56609

Parity: even

Prime: No

Previous Prime: 56599

Next Prime: 56611

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ⁵ × 29 × 61

Divisors: 1, 2, 4, 8, 16, 29, 32, 58, 61, 116

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101110100100000

Octal: 156440

Duodecimal: 28914

Hexadecimal: dd20

Square: 3204465664

Square Root: 237.92435772740882

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 such that σ(k) = ∑_{j∣k, j<k} σ(j). A66218

Numbers k such that σ(k) divides ∑_d∣k σ(d). A221219

Numbers k such that 2^k + Fibonacci(k) is prime. A74824

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 185", based on the 5-celled von Neumann neighborhood. A270636

E.g.f.: -log(cos(x) - x). A201224

Numbers k such that if x = ∑_{j∣k, j<k} (σ(j) - j) then k = ∑_{j∣x, j<x} (σ(j) - j). A238765

a(n) = 2·n³ + 9·n² + 9·n. A303609

Least prime factor of the n-th composite number. A56608