Properties of the Number 4444

Four Thousand Four Hundred Forty-Four

Basics

Value: 4443 → 4444 → 4445

Parity: even

Prime: No

Previous Prime: 4441

Next Prime: 4447

Digit Sum: 16

Digital Root: 7

Palindrome: Yes

Factorization: 2 ² × 11 × 101

Divisors: 1, 2, 4, 11, 22, 44, 101, 202, 404, 1111

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000101011100

Octal: 10534

Duodecimal: 26A4

Hexadecimal: 115c

Square: 19749136

Square Root: 66.66333324999583

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

Doublets: base-10 representation is the juxtaposition of two identical strings. A20338

a(n) = 4*(10ⁿ - 1)/9. A2278

Numbers n such that Bernoulli number B_n has denominator 690. A272186

Concatenate n n times. A461

Trajectory of 1 under map x->x + (x-with-digits-reversed). A1127

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

Numbers with digits 3 and 4 only. A32834

Palindromes with even number of digits. A56524

Any digit d in the sequence says: "I am part of an integer in which you'll find d digits d". A108571