Properties of the Number 12055

Twelve Thousand Fifty-Five

Basics

Value: 12054 → 12055 → 12056

Parity: odd

Prime: No

Previous Prime: 12049

Next Prime: 12071

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 5 × 2411

Divisors: 1, 5, 2411, 12055

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10111100010111

Octal: 27427

Duodecimal: 6B87

Hexadecimal: 2f17

Square: 145323025

Square Root: 109.79526401443735

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

Number of ways to split an integer partition of n into consecutive subsequences with weakly decreasing sums. A316245

Number of graphs with unlabeled (non-isolated) nodes and n labeled edges. A14500

Array read by antidiagonals: A(n,k) is the number of T₀ n-regular set multipartitions (multisets of sets) on a k-set. A331126

Centered 14-gonal numbers. A69127

a(n+1) -+ a(n) = prime, a(n+1)*a(n) = average of twin prime pairs, a(1)=1, a(2)=6. A154494

G.f.: exp( ∑_n>=1 (xⁿ/n) / ∏_d∣n (1 - d·xⁿ) ). A198296

Numbers m such that 18·m + 1, 36·m + 1, 108·m + 1, and 162·m + 1 are all primes. A372188

Least integer k such that k/2ⁿ > 1/e. A293340

The integer k that minimizes |k/2ⁿ - 1/e|. A293341

Number of (w,x,y) with all terms in {0,...,n} and w <= x + y and x < y. A212981