Properties of the Number 49531

Forty-Nine Thousand Five Hundred Thirty-One

Basics

Value: 49530 → 49531 → 49532

Parity: odd

Prime: Yes

Previous Prime: 49529

Next Prime: 49537

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 49531

Divisors: 1, 49531

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100000101111011

Octal: 140573

Duodecimal: 247B7

Hexadecimal: c17b

Square: 2453319961

Square Root: 222.55561102789568

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) = 81·n² - 44·n + 6. A156676

Primes p such that continued fraction of (1 + sqrt(p))/2 has period 10 : primes in A146335. A146355

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

Non-palindromic primes which on subtracting their reversal gives perfect cubes. A80178

A sequence of integers from an additive problem with prime numbers. A348472

Number of digraphs with a source and a sink on n unlabeled nodes. A49531

a(0)=1, for n>0: a(n) = 4·9^n-1 - (1/2)*∑_i=1..n-1 a(i)*a(n-i). A85363