Properties of the Number 15243

Fifteen Thousand Two Hundred Forty-Three

Basics

Value: 15242 → 15243 → 15244

Parity: odd

Prime: No

Previous Prime: 15241

Next Prime: 15259

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 5081

Divisors: 1, 3, 5081, 15243

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11101110001011

Octal: 35613

Duodecimal: 89A3

Hexadecimal: 3b8b

Square: 232349049

Square Root: 123.46254492760143

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

Expansion of (-1 + ∏_k>=1 1 / (1 + (-x)^k))³. A341241

Permutations of 12345: Numbers having each of the decimal digits 1,...,5 exactly once, and no other digit. A178475

Numerator of Laguerre(n, -11). A160566

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 606", based on the 5-celled von Neumann neighborhood. A283258

Euler transform of 4 3 2 1 1 1 1 1 1 1 ... A29860

G.f. satisfies: A(x) = 1+x + x²*A( (A(x)-1-x)/x ). A193296

Distance from 10ⁿ to the next prime triplet. A357052

Number of permutations of length n avoiding the permutations 13452, 13542, 14253, 14352, 14532, 15243, 15342, 15432, 24153, and 25143. A366706

Positive numbers k such that k and 3·k are anagrams in base 6 (written in base 6). A23065

Number of partitions in parts not of the form 21k, 21k+1 or 21k-1. Also number of partitions with no part of size 1 and differences between parts at distance 9 are greater than 1. A35979