Properties of the Number 75349

Seventy-Five Thousand Three Hundred Forty-Nine

Basics

Value: 75348 → 75349 → 75350

Parity: odd

Prime: No

Previous Prime: 75347

Next Prime: 75353

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 151 × 499

Divisors: 1, 151, 499, 75349

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010011001010101

Octal: 223125

Duodecimal: 37731

Hexadecimal: 12655

Square: 5677471801

Square Root: 274.4977231235261

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 representations of n! - 1 as p·q + p·r + q·r with three odd primes p <= q <= r. A369242

Composite numbers for which the root mean square of proper divisors is an integer. A247135

a(n) = A113166(n) - Fibonacci(n-1), where Fibonacci(n) = A000045(n). A113486

Number of wedged n-spheres in the homotopy type of the neighborhood complex of Kneser graph KG_3,n. A342737

a(1) = 1; first differences follow the pattern 1,2,2,3,3,3,4,4,4,4,5,5,5,5,5,..., i.e., the next n differences are n. A75349