Properties of the Number 11493

Eleven Thousand Four Hundred Ninety-Three

Basics

Value: 11492 → 11493 → 11494

Parity: odd

Prime: No

Previous Prime: 11491

Next Prime: 11497

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 1277

Divisors: 1, 3, 9, 1277, 3831, 11493

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110011100101

Octal: 26345

Duodecimal: 6799

Hexadecimal: 2ce5

Square: 132089049

Square Root: 107.20541031123382

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

a(n) = floor(n(n+2)(2n+1)/8). A2717

a(n) = (2·n - 1)*(7·n² - 7·n + 3)/3. A63494

Row 5 of A277710: Positions of 5's in A264977; positions of 10's in A277330. A277715

Odd composites k such that σ(k) has the same powerful part as k, where σ is the sum of divisors function. A386425

Number of partitions p of n such that median(p) > mean(p). A240220

Numbers k for which the 3-adic valuations of k and σ(k) are equal, and that also satisfy Euler's criterion for odd perfect numbers (see A228058). A349755

Numbers with 3 or more prime factors (with multiplicity) such that every concatenation of their prime factors is prime. A217264

Terms k of A228058 such that gcd(k - A048250(k), A162296(k) - k) = A162296(k) - k. A325376

a(n) = 338·n + 1. A158000

Number of (w,x,y) with all terms in {0,...,n} and w>=range{w,x,y}. A212968

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