Properties of the Number 40527

Forty Thousand Five Hundred Twenty-Seven

Basics

Value: 40526 → 40527 → 40528

Parity: odd

Prime: No

Previous Prime: 40519

Next Prime: 40529

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 19 × 79

Divisors: 1, 3, 9, 19, 27, 57, 79, 171, 237, 513

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1001111001001111

Octal: 117117

Duodecimal: 1B553

Hexadecimal: 9e4f

Square: 1642437729

Square Root: 201.3131888376914

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

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of f(i,j)=(2i-1 if i=j and 1 otherwise) for i>=1 and j>=1 (as in A204131). A204134

a(n) is the greatest integer k such that k/Fibonacci(n) < sqrt(2). A293418

a(n) is the integer k that minimizes |k/Fibonacci(n) - sqrt(2)|. A293420

Number of rooted trees with n nodes such that two equals the maximal number of subtrees of the same size extending from the same node. A318817

Row sums of triangle A144334, binomial transform of [1, 2, 6, 7, 3, 0, 0, 0, ...]. A144335

Times on the display of a 24-hour digital clock with 6 digits, rounded to full seconds, at which the hour and minute hands of an analog clock form a right angle. Terms with fewer than 6 digits are to be assumed filled with zeros to the left. A347039

Number of occurrences of n in A392781. A392816

Continued fraction for sqrt(551). A40527