Properties of the Number 15293

Fifteen Thousand Two Hundred Ninety-Three

Basics

Value: 15292 → 15293 → 15294

Parity: odd

Prime: No

Previous Prime: 15289

Next Prime: 15299

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 41 × 373

Divisors: 1, 41, 373, 15293

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11101110111101

Octal: 35675

Duodecimal: 8A25

Hexadecimal: 3bbd

Square: 233875849

Square Root: 123.664869708418

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

Composite numbers generated by the Euler polynomial x² + x + 41. A145292

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with each row divisible by 3 and column not divisible by 3, read as a binary number with top and left being the most significant bits. A262420

Semiprimes generated by the Euler polynomial x² + x + 41. A228183

Number of nX2 0..1 arrays with every element unequal to 1, 2, 3 or 4 king-move adjacent elements, with upper left element zero. A303890

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 1, 2, 3 or 4 king-move adjacent elements, with upper left element zero. A303896

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero. A304597

T(n,k) = Number of n X k 0..1 arrays with every element unequal to 1, 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero. A304901

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 1, 2, 3, 4 or 8 king-move adjacent elements, with upper left element zero. A305288

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero. A306143

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 1, 2, 3, 4, 6 or 8 king-move adjacent elements, with upper left element zero. A316383