Properties of the Number -126008

One Hundred Twenty-Six Thousand Eight

Basics

Value: -126009 → -126008 → -126007

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 19 × 829

Divisors: 1, 2, 4, 8, 19, 38, 76, 152, 829, 1658

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11110110000111000

Octal: -366070

Duodecimal: -60B08

Hexadecimal: -1ec38

Square: 15878016064

Square Root: 354.9760555305104

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. A(x,y) satisfies: A( x - y·A(x,y)², y) = x + (1-y)*A(x,y)², where the coefficients T(n,k) of xⁿ*y^k form a triangle read by rows n>=1, for k=0..n-1. A277295

Sum of the path lengths of all binary trees with n edges. A138156

Number of valleys at level 0 in all dispersed Dyck paths of length n (i.e., in all Motzkin paths of length n with no (1,0) steps at positive heights). A191389

G.f. satisfies: A(x,y) = 1 + x·y*A(x,y+1)². A268652

Numbers k that divide the base-5 reversal of k. A222816

a(n) = A004017(n)/2. A45825

Base 5 digits are, in order, the first n terms of the periodic sequence with initial period 1,3,0. A37598