Properties of the Number 33420

Thirty-Three Thousand Four Hundred Twenty

Basics

Value: 33419 → 33420 → 33421

Parity: even

Prime: No

Previous Prime: 33413

Next Prime: 33427

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 5 × 557

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: 1000001010001100

Octal: 101214

Duodecimal: 17410

Hexadecimal: 828c

Square: 1116896400

Square Root: 182.81137820168635

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(n) is the total number of k-reverses of n. A180249

Numerator of Hermite(n, 12/23). A159877

Numbers k such that abs(9^k - 2¹¹) is prime. A122727

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 1), (-1, 1, 1), (0, 1, -1), (1, -1, 1), (1, 0, 0)}. A148876

a(n) = floor(100/n). A33420

Composite n coprime to 5 such that Fibonacci(n) == Legendre(n,5) (mod n). A49062

Composite n such that Fibonacci(n) == Legendre(n,5) (mod n). A90820

Number of (n+3) X 5 0..2 arrays with every 4 X 4 subblock commuting with each horizontal and vertical neighbor 4 X 4 subblock. A186582

Number of (n+1) X (7+1) 0..2 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constant-stress 1 X 1 tilings). A234265