Properties of the Number 45558

Forty-Five Thousand Five Hundred Fifty-Eight

Basics

Value: 45557 → 45558 → 45559

Parity: even

Prime: No

Previous Prime: 45557

Next Prime: 45569

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 2531

Divisors: 1, 2, 3, 6, 9, 18, 2531, 5062, 7593, 15186

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011000111110110

Octal: 130766

Duodecimal: 22446

Hexadecimal: b1f6

Square: 2075531364

Square Root: 213.44320087554908

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

a(0) = 0, a(1) = a(2) = 1, a(3) = 2, a(4) = 4, a(5) = 8, for n>4: a(n+1) = SORT[ a(n) + a(n-1) + a(n-2) + a(n-3) + a(n-4) + a(n-5)], where SORT places digits in ascending order and deletes 0's. A108566

Number of (n+2) X (3+2) 0..3 arrays with every 3 X 3 subblock row and column sum not equal to 0 3 5 6 or 7 and every 3 X 3 diagonal and antidiagonal sum equal to 0 3 5 6 or 7. A252249

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 189", based on the 5-celled von Neumann neighborhood. A270679

Number of nX4 0..1 arrays with every element equal to 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. A298255

Numbers whose factorial has '36' as its final two digits before the trailing zeros. A45558