Properties of the Number 44444

Forty-Four Thousand Four Hundred Forty-Four

Basics

Value: 44443 → 44444 → 44445

Parity: even

Prime: No

Previous Prime: 44417

Next Prime: 44449

Digit Sum: 20

Digital Root: 2

Palindrome: Yes

Factorization: 2 ² × 41 × 271

Divisors: 1, 2, 4, 41, 82, 164, 271, 542, 1084, 11111

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010110110011100

Octal: 126634

Duodecimal: 21878

Hexadecimal: ad9c

Square: 1975269136

Square Root: 210.81745658270333

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

Repdigit numbers, or numbers whose digits are all equal. A10785

a(n) = 4*(10ⁿ - 1)/9. A2278

Numbers which have only digits 4 and 5 in base 10. A256290

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

Each permutation in the list A060117 converted to Site Swap notation, with digits reversed and inverted. "Zero throws" (fixed elements) indicated with 0's. A60498

4-almost primes with semiprime digits (digits 4, 6, 9 only). A111496

Numbers > 9 with all digits the same. A14181

Numbers which can be expressed as the product of numbers made of only fours. A161142

Numbers with digits 4 and 6 only. A284634

Numbers whose digits all belong to the same residue class mod 9. A385298