Properties of the Number 15141

Fifteen Thousand One Hundred Forty-One

Basics

Value: 15140 → 15141 → 15142

Parity: odd

Prime: No

Previous Prime: 15139

Next Prime: 15149

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 ² × 103

Divisors: 1, 3, 7, 21, 49, 103, 147, 309, 721, 2163

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11101100100101

Octal: 35445

Duodecimal: 8919

Hexadecimal: 3b25

Square: 229249881

Square Root: 123.04877081872861

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

Decimal Goedelization of antitheorems from propositional calculus, in Richard C. Schroeppel's metatheory of A101273. A100200

Number of n-celled polyominoes without holes, symmetric about axis 2. A56880

Positions of records in A096303. A229743

Inverse Moebius transform of the sequence (n·A032173(n+2): n >= 1). A322913

G.f. A(x) satisfies A(x) = (1 + x)³ * C(x·A(x)), where C(x) is the g.f. of A000108. A381860

Indices of primes in sequence defined by A(0) = 61, A(n) = 10·A(n-1) + 81 for n > 0. A101541

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 113", based on the 5-celled von Neumann neighborhood. A270179

Records in A171797 starting from a(1). A305396

G.f. satisfies A(x) = (1 + x·A(x)/(1 - x·A(x))³)³. A365136

Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 82. A31580