Properties of the Number 49139

Forty-Nine Thousand One Hundred Thirty-Nine

Basics

Value: 49138 → 49139 → 49140

Parity: odd

Prime: Yes

Previous Prime: 49123

Next Prime: 49157

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 49139

Divisors: 1, 49139

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011111111110011

Octal: 137763

Duodecimal: 2452B

Hexadecimal: bff3

Square: 2414641321

Square Root: 221.67318286161725

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

Corresponds to m = 3 in a family of 4th-order linear recurrence sequences given by a(m,n) = m⁴*a(n-4) + (2·m)²*a(n-3) - 4·a(n-1), a(m,0) = -1, a(m,1) = 4, a(m,2) = -13 + 6*(m-1) + 3*(m-1)², a(m,3) = (-8+m²)². A113249

Slater-Velez permutation sequence of the 2nd kind. A129198

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 758", based on the 5-celled von Neumann neighborhood. A283905

G.f. satisfies A(x) = 1 + x·A(x)/(1 - x²*A(x)³). A365244

Primes of form k·2^k - k - 1. A46842

Prime numbers that are 2 less than a prime-indexed odd triangular number or 1 more than a prime-indexed even triangular number. A96333

Primes of the form (p² - 1)/8 - p, where p is also a prime. A165567

Lesser of pseudo twin primes to base 2. A192297

Concatenation of n-th nonprime and n-th prime. A253911

Primes of the form T(p) - 2 where T(p) is the triangular number (A000217) with prime index p in A357218. A357219