Properties of the Number -106780

One Hundred Six Thousand Seven Hundred Eighty

Basics

Value: -106781 → -106780 → -106779

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 5 × 19 × 281

Divisors: 1, 2, 4, 5, 10, 19, 20, 38, 76, 95

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11010000100011100

Octal: -320434

Duodecimal: -51964

Hexadecimal: -1a11c

Square: 11401968400

Square Root: 326.77209183160056

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

G.f.: exp( ∑_n>=1 xⁿ/n * ∏_d∣n (1 + d·xⁿ)^d ). A205482

Let M(n) be the n X n matrix m(i,j)=min(i,j) for 1<=i,j<=n; then a(n) is the trace of M(n)^-7. A114359

Number of (w,x,y,z) with all terms in {0,...,n} and (least gapsize)<2. A212896

Practical numbers q with q + 2 and q² + 2 both practical. A294225

Number of -n..n arrays x(0..4) of 5 elements with zero sum, and adjacent elements not equal modulo three (with -1 modulo 3 = 2). A199912