Properties of the Number 12291

Twelve Thousand Two Hundred Ninety-One

Basics

Value: 12290 → 12291 → 12292

Parity: odd

Prime: No

Previous Prime: 12289

Next Prime: 12301

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 17 × 241

Divisors: 1, 3, 17, 51, 241, 723, 4097, 12291

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000000000011

Octal: 30003

Duodecimal: 7143

Hexadecimal: 3003

Square: 151068681

Square Root: 110.8647825055369

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 that are the sum of 9 positive 11th powers. A4820

Base 10 numbers that are palindromic in bases 2 and 4. A97856

a(0)=4; if n > 0 is even then a(n) = 2^n/2+1+3, otherwise a(n) = 3*(2^(n-1/2)+1). A343177

Palindromic numbers in bases 2 and 8 written in base 10. A259380

Palindromic numbers in bases 4 and 8 written in base 10. A259382

Numbers k such that k² is palindromic in base 8. A29805

Number of ordered triples (i,j,k) with |i|,|j|,|k|,|i·j*k| <= n and gcd(i,j,k) <= 1. A226357

Sum of the third largest parts of the partitions of n into 9 squarefree parts. A326530

Numbers k such that 13·k = A048720(29,k), where A048720 is carryless base-2 multiplication. A115805

Squarefree numbers n for which A019565(n) < n and A048675(n) is also squarefree. A285319