Properties of the Number 69168

Sixty-Nine Thousand One Hundred Sixty-Eight

Basics

Value: 69167 → 69168 → 69169

Parity: even

Prime: No

Previous Prime: 69163

Next Prime: 69191

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ⁴ × 3 × 11 × 131

Divisors: 1, 2, 3, 4, 6, 8, 11, 12, 16, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000111000110000

Octal: 207060

Duodecimal: 34040

Hexadecimal: 10e30

Square: 4784212224

Square Root: 262.9980988524442

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

Let p = A002145(n) be the n-th prime == 3 (mod 4); a(n) is the multiplicative order of 2+-i modulo p in Gaussian integers. A385165

24 'Reverse and Add' steps are needed to reach a palindrome. A65318

Expansion of η(q)² / (η(q²) * η(q⁴)⁶) in powers of q. A134414

a(n) = prime(n)*T(n), where T = A000217. A196421

Partial sums of second pentagonal numbers with even index (A049453). A51895

a(n) = 4·n⁴ + 24·n³ + 48·n² + 36·n + 8. A86302

Expansion of φ(x) / f(-x)⁶ in powers of·where φ(), f() are Ramanujan θ functions. A134415

Number of odd entries in the character table of the symmetric group S_n. A274691

a(n) = 144·n² - 24·n (n>=1). A305072

Numbers k such that the two perfect powers immediately adjacent to k² both have exponents greater than 2. A340643