Properties of the Number 44445

Forty-Four Thousand Four Hundred Forty-Five

Basics

Value: 44444 → 44445 → 44446

Parity: odd

Prime: No

Previous Prime: 44417

Next Prime: 44449

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 2963

Divisors: 1, 3, 5, 15, 2963, 8889, 14815, 44445

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010110110011101

Octal: 126635

Duodecimal: 21879

Hexadecimal: ad9d

Square: 1975358025

Square Root: 210.81982828946616

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

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

Number of partitions of n with exactly four part sizes. A365630

Find smallest pair (x,y) such that x²-y² = 11...1 (n times) = (10ⁿ-1)/9; sequence gives value of y. A48612

Let f(0) = 1, f(1) = 12, f(2) = 223, f(3) = 3334, = f(4) = 44445, f(5) = 555556, etc. Sequence gives concatenation of 0, f(0), f(f(0)), f(f(f(0))), ... A85693

Numbers having four 4's in base 10. A43508

Expansion of (1-6·x)/((1-x)*(1-10·x)). A93140

Numbers m such that m·reversal(m) contains every decimal digit exactly once. A178929

Total number of steps in all proper many times partitions of n. A327646

Let f(0) = 1, f(1) = 12, f(2) = 223, f(3) = 3334, f(4) = 44445, f(5) = 555556, etc. Sequence gives limiting value of f(0), f(f(0)), f(f(f(0))), ... A85694

Smallest number k such that R(n) + k is a square, where R(n) = A002275. A83515