Properties of the Number 40531

Forty Thousand Five Hundred Thirty-One

Basics

Value: 40530 → 40531 → 40532

Parity: odd

Prime: Yes

Previous Prime: 40529

Next Prime: 40543

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 40531

Divisors: 1, 40531

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001111001010011

Octal: 117123

Duodecimal: 1B557

Hexadecimal: 9e53

Square: 1642761961

Square Root: 201.32312336142613

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

Prime numbers p of the form 10k+1 for which the pentanacci quintic polynomial x⁵-x⁴-x³-x²-x-1 modulus p is factorizable into five binomials. A135843

Primes p such that the polynomial x⁵-x⁴-x³-x²-x-1 mod p has 5 distinct zeros. A106281

Primes of form 210·p + 1 where p is a prime. A51648

Prime numbers p for which quintonacci quintic polynomial x⁵-x⁴-x³-x²-x-1 modulus p is completely factorizable. A135846

Primes p such that p² is the concatenation of two k-digit primes where k is half the length of p². A248046

a(n) = a(n-1) + 3·a(n-2) - 2·a(n-3) - a(n-4) for n >= 4, where a(0) = 2, a(1) = 4, a(2) = 7, a(3) = 12. A288317

Consecutive states of the linear congruential pseudo-random number generator 228·s mod (2¹⁶+1) when started at s=1. A385079

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 97", based on the 5-celled von Neumann neighborhood. A270154

Discriminants of imaginary quadratic fields with class number 37 (negated). A351675

Continued fraction for sqrt(555). A40531