Properties of the Number 22478

Twenty-Two Thousand Four Hundred Seventy-Eight

Basics

Value: 22477 → 22478 → 22479

Parity: even

Prime: No

Previous Prime: 22469

Next Prime: 22481

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 11239

Divisors: 1, 2, 11239, 22478

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101011111001110

Octal: 53716

Duodecimal: 11012

Hexadecimal: 57ce

Square: 505260484

Square Root: 149.9266487319716

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

Number T(n,k,r) of dissections of an n X k X r rectangular cuboid into integer-sided cubes including rotations and reflections; irregular triangle T(n,k,r), n >= k >= r >= 1 read by rows. A228267

Denominators of continued fraction convergents to sqrt(703). A42353

Half the number of n X n symmetric binary matrices with no element unequal to a strict majority of its vertical, antidiagonal and horizontal neighbors. A190658

Number of 2's in n-th term of A006711. A22478

Arithmetic mean of next a(n) successive squares of positive integers is a square. A214492