Properties of the Number 44437

Forty-Four Thousand Four Hundred Thirty-Seven

Basics

Value: 44436 → 44437 → 44438

Parity: odd

Prime: No

Previous Prime: 44417

Next Prime: 44449

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 37 × 1201

Divisors: 1, 37, 1201, 44437

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010110110010101

Octal: 126625

Duodecimal: 21871

Hexadecimal: ad95

Square: 1974646969

Square Root: 210.80085388821365

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

Consider a non-palindromic number of k digits n = d_k*10^k-1 + d_k-1*10^k-2 + … + d₂*10 + d₁. Sequence lists the numbers n such that ∑_i=1..k-1{φ(∑_j=1..i{d_j*10^j-1})} = ∑_i=1..k-1{φ(∑_j=1..i{d_k-j+1*10^i-j})} (see example below). A241503

Least inverse of A048182. A48183

Number of (3+1)X(n+1) arrays of permutations of 0..n·4+3 with each element having directed index change -1,1 -1,2 1,0 or 0,-1. A264552

Number of (3+1)X(n+1) arrays of permutations of 0..n·4+3 with each element having directed index change 1,0 1,1 0,-1 or -1,1. A264571

Numbers n such that string 1,1 occurs in the base 3 representation of n but not of n+1. A44437