Properties of the Number 66274

Sixty-Six Thousand Two Hundred Seventy-Four

Basics

Value: 66273 → 66274 → 66275

Parity: even

Prime: No

Previous Prime: 66271

Next Prime: 66293

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 13 × 2549

Divisors: 1, 2, 13, 26, 2549, 5098, 33137, 66274

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001011100010

Octal: 201342

Duodecimal: 3242A

Hexadecimal: 102e2

Square: 4392243076

Square Root: 257.4373710244882

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) is the position of the last two-tuple within the reverse lexicographic set of partitions of 2n and 2n+1, with a(1)-a(n) representing the positions of every 2-tuple partition of 2n and 2n+1. A216053

Number of endofunctions of [n] such that 1 is not a fixed point. A66274

Decimal expansion of the largest constant 'β' for which there exists a solution to the differential equation y''(x)+exp(y(x))=0, with y(0)=y(β)=0. A249136

Decimal expansion of r = 0.527697..., a boundary ratio separating catenoid and Goldschmidt solutions in the minimal surface of revolution problem. A253545

Decimal expansion of the derivative y'(0) where y(x) is the solution to the differential equation y''(x)+exp(y(x))=0, with y(0)=y(β)=0 and β maximum (β = A249136). A249137