Properties of the Number 75027

Seventy-Five Thousand Twenty-Seven

Basics

Value: 75026 → 75027 → 75028

Parity: odd

Prime: No

Previous Prime: 75017

Next Prime: 75029

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 89 × 281

Divisors: 1, 3, 89, 267, 281, 843, 25009, 75027

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10010010100010011

Octal: 222423

Duodecimal: 37503

Hexadecimal: 12513

Square: 5629050729

Square Root: 273.9105693470042

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) = Fibonacci(n) + 2. A157725

Pisot sequence L(4,5). A18910

Moebius transform of binomial(n+3, 4). A117109

Pisot sequence L(7,10). A20743

Pisot sequence L(5,7). A48584

Truncated cube numbers. A5912

a(n) = Fibonacci(4n+1) + 2, or Fibonacci(2n-1)*Lucas(2n+2). A81010

Numbers k such that 5·10^k + 7·R_k is prime, where R_k = 11...1 is the repunit (A002275) of length k. A56715

a(n) = A113655(Fibonacci(n+1)). A102905

Numbers n such that 133·2ⁿ-1 is prime. A50592