Properties of the Number 33321

Thirty-Three Thousand Three Hundred Twenty-One

Basics

Value: 33320 → 33321 → 33322

Parity: odd

Prime: No

Previous Prime: 33317

Next Prime: 33329

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 29 × 383

Divisors: 1, 3, 29, 87, 383, 1149, 11107, 33321

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000001000101001

Octal: 101051

Duodecimal: 17349

Hexadecimal: 8229

Square: 1110289041

Square Root: 182.540406485797

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

Roman numerals written using 1 for I, 2 for V, 3 for X, 4 for L, 5 for C, 6 for D, 7 for M. A61493

Sum of quadratic residues of (n-th prime == 3 mod 4). A282035

a(n) = a(n-2) + a(n-4) + a(n-5) + a(n-7) + a(n-8) + a(n-10) for n >= 10, with a(0) = ... = a(9) = 1. A122762

Let p = n-th prime == 7 mod 8; a(n) = sum of quadratic residues mod p. A282041

Approximation of the 5-adic integer exp(-5) up to 5ⁿ. A309903

Expansion of (1 - x³ + x⁴)/((1 - x³ + x⁴)² - 4·x⁴). A376788

Apocalypse primes: 10⁶⁶⁵+a(n) has 666 decimal digits and is prime. A115983

a(n) = 324·n² - 564·n + 321 (n>=1). A304617

Numbers k that divide the smallest number whose sum of digits is k. A342810

a(n) is the number of irreducible element forms for Z/pZ, with p = prime(n). A308164