Properties of the Number -20377

Twenty Thousand Three Hundred Seventy-Seven

Basics

Value: -20378 → -20377 → -20376

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 7 × 41 × 71

Divisors: 1, 7, 41, 71, 287, 497, 2911, 20377

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111110011001

Octal: -47631

Duodecimal: -B961

Hexadecimal: -4f99

Square: 415222129

Square Root: 142.74802975873257

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

Number of inequivalent tilings of a 4 X n rectangle using integer-sided square tiles. A359020

Smallest k such that the minimal factor in factorization of k! over distinct terms of A050376 is A050376(n), or a(n) = 0 if there is no such k. A240905

T(n,k)=Number of nXk 0..2 arrays with no more than floor(nXk/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..2 order. A223473

a(n) = n·A001353(n). A317405

a(n) is the number of edges formed by n-secting the angles of a heptagon. A335759

Numbers k such that k²+k+8 is a palindrome. A27724

Number of (w,x,y,z) with all terms in {1,...,n} and w<x·y*z. A212057

Number of partitions p of n such that round(mean(p)) is a part of p; here, round(x) means floor(x + 1/2). A241733

Number of solutions to x² + y² + z² < n²; number of lattice points inside a sphere of radius n. A78183

Numbers k such that σ(k)/φ(k) = 36/25. A164649