Properties of the Number 11542

Eleven Thousand Five Hundred Forty-Two

Basics

Value: 11541 → 11542 → 11543

Parity: even

Prime: No

Previous Prime: 11527

Next Prime: 11549

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 29 × 199

Divisors: 1, 2, 29, 58, 199, 398, 5771, 11542

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110100010110

Octal: 26426

Duodecimal: 681A

Hexadecimal: 2d16

Square: 133217764

Square Root: 107.4337004854622

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

Bernoulli number B_n has denominator 354. A255684

Number of integer partitions whose sum of primes of parts equals their sum of parts plus n. A331387

a(1)=1. a(n) = a(n-1) + sum of the triangular numbers which are among the first (n-1) terms of the sequence. A100963

Numbers k such that at least one other integer m exists with the same smallest and same largest prime factors, and same multisets of decimal and binary digits as k. A214621

a(n) = n·prime(prime(n)) - prime(n)². A230098

Numbers n such that n!*3ⁿ - 1 is prime. A121859

a(n) = n³ - (n+2)². A153258

Nonprimes such that it takes exactly 3 iterations of reverse-and-add digits to generate a prime. A245208

G.f. A(x) satisfies A(x) = sqrt( (1 + 2·x) * (1 + 2·x*A(x)) ). A379326

Numbers k such that 175·2^k+1 is prime. A32464