Properties of the Number -212538

Two Hundred Twelve Thousand Five Hundred Thirty-Eight

Basics

Value: -212539 → -212538 → -212537

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 35423

Divisors: 1, 2, 3, 6, 35423, 70846, 106269, 212538

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110011111000111010

Octal: -637072

Duodecimal: -A2BB6

Hexadecimal: -33e3a

Square: 45172401444

Square Root: 461.0184378091618

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

T(j,k) are the numerators u in the representation R = s/t + (2·sqrt(3)/π)*u/v of the resistance between two nodes separated by the distance (j,k) in an infinite triangular lattice of one-ohm resistors, where T(j,k), j >= 0, 0 <= k <= floor(j/2) is an irregular triangle read by rows. A355587

Number of reduced words of length n in the Weyl group B₉. A161733

Negated column 0 of the irregular triangle A355587. A355951