Properties of the Number 14821

Fourteen Thousand Eight Hundred Twenty-One

Basics

Value: 14820 → 14821 → 14822

Parity: odd

Prime: Yes

Previous Prime: 14813

Next Prime: 14827

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 14821

Divisors: 1, 14821

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11100111100101

Octal: 34745

Duodecimal: 86B1

Hexadecimal: 39e5

Square: 219662041

Square Root: 121.74152947946727

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

Centered 20-gonal (or icosagonal) numbers. A69133

Centered 19-gonal numbers. A69132

Primes connected to two primes by the (p+1)/2 and 2p-1 operators. A109835

Number of ON states after n generations of cellular automaton based on f.c.c. lattice with each cell adjacent to its twelve neighbors. A151776

Number of partitions p = [x(1), ..., x(k)], where x(1) >= x(2) >= ... >= x(k), of n such that min(x(i) - x(i-1)) <= number of distinct parts of p. A241824

a(n) = (15·n⁴ + 22·n³ + 45·n² + 14·n) / 24. A101166

Five-digit mountain-type primes that increase to and decrease from the central digit, including palindromes. A156116

Complete list of numbers that take three steps to collapse to a single digit in base 3 (written in base 10). A253057

Third term of strong prime 5-tuples: p(m-1)-p(m-2) > p(m)-p(m-1) > p(m+1)-p(m) > p(m+2)-p(m+1). A54810

Numbers k such that 12^k + 11 is prime. A137654