Properties of the Number 4440

Four Thousand Four Hundred Forty

Basics

Value: 4439 → 4440 → 4441

Parity: even

Prime: No

Previous Prime: 4423

Next Prime: 4441

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 5 × 37

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1000101011000

Octal: 10530

Duodecimal: 26A0

Hexadecimal: 1158

Square: 19713600

Square Root: 66.63332499583073

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

Coordination sequence for "pcu-i" 3D uniform tiling. A299277

Integers of the form m*(m + 7)/8. A274979

18-gonal (or octadecagonal) numbers: a(n) = n*(8·n-7). A51870

Expansion of 1/(1 - x + x² - x³ - x⁶ - x⁹ + x¹⁰ - x¹¹ + x¹²). A225499

Numbers that can be expressed as the difference of the squares of primes in exactly four distinct ways. A92000

Column 0 of square array A211970 (in which column 1 is A000041). A211971

Numbers k such that 11·k+1 is a square. A219257

Numbers whose decimal expansion contains only 0's and 4's. A169967

Triangle read by rows: the n-th row consists of the coefficients in the expansion of ∑_j=0..n A123162(n,j)*x^j*(1 - x)^{n - j}. A123217

a(n) = (5·n-7)*(n-1). A147874