Properties of the Number -44660

Forty-Four Thousand Six Hundred Sixty

Basics

Value: -44661 → -44660 → -44659

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 5 × 7 × 11 × 29

Divisors: 1, 2, 4, 5, 7, 10, 11, 14, 20, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010111001110100

Octal: -127164

Duodecimal: -21A18

Hexadecimal: -ae74

Square: 1994515600

Square Root: 211.32912719263285

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

A(n,k) is the n-th Rhonda number to base A002808(k), the k-th composite number; square array A(n,k), n>=1, k>=1, read by antidiagonals. A291925

Integers that are Rhonda numbers to base 9. A100973

Numbers k such that σ(k) = 9*φ(k). A163667

Principal diagonal of the convolution array A213819. A213820

Diagonal in array of n-gonal numbers A081422. A81438

Integers n such that σ(n)/φ(n) is a perfect square. A293391

Numbers n such that the arithmetic, geometric and harmonic means of φ(n) and σ(n) are all integers. A65146

Number of letters (0's and 1's) in the n-th iterate of the final-letter-removed mapping defined at A289035. A293077

a(n) = ∑_{i+j+k+l=n, i,j,k,l >= 1} σ(i)*σ(j)*σ(k)*σ(l). A374977

Sum of numbers under a triangle on a spiral staircase of width 10. A111080