Properties of the Number 88409

Eighty-Eight Thousand Four Hundred Nine

Basics

Value: 88408 → 88409 → 88410

Parity: odd

Prime: No

Previous Prime: 88397

Next Prime: 88411

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 211 × 419

Divisors: 1, 211, 419, 88409

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101100101011001

Octal: 254531

Duodecimal: 431B5

Hexadecimal: 15959

Square: 7816151281

Square Root: 297.3365096990277

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

Numbers of the form p·q, p and q prime with q=2p-3. A226755

Numbers m such that abs(K(m+1) - K(m)) = 2, and both m and m+1 are squarefree (A005117), where K(m) = A002034(m) is the Kempner function. A346212

Numbers k such that 183·2^k+1 is prime. A32468

a(n) = floor(n^3/2)*floor(3+n^3/2)/2. A185593

Numbers n such that 151·2ⁿ-1 is prime. A50617

a(n) = A063416(n)/7. A88409