Properties of the Number 71486

Seventy-One Thousand Four Hundred Eighty-Six

Basics

Value: 71485 → 71486 → 71487

Parity: even

Prime: No

Previous Prime: 71483

Next Prime: 71503

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 31 × 1153

Divisors: 1, 2, 31, 62, 1153, 2306, 35743, 71486

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001011100111110

Octal: 213476

Duodecimal: 35452

Hexadecimal: 1173e

Square: 5110248196

Square Root: 267.36865934510723

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

T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element. A283950

Number of nX3 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element. A283945

Number of 6Xn 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element. A283955

Number of ways of placing n non-attacking queens on an n X n board, with no three queens in a straight line. A365437

Sprague-Grundy values for octal game .3307. A71486