Properties of the Number -2126

One Hundred Twenty-Six

Basics

Value: -2127 → -2126 → -2125

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 1063

Divisors: 1, 2, 1063, 2126

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001001110

Octal: -4116

Duodecimal: -1292

Hexadecimal: -84e

Square: 4519876

Square Root: 46.10856753359401

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

Inverse of the Delannoy triangle. A103136

Expansion of c(-q) * c(-q³) / c(q²)² in powers of q where c() is a cubic AGM θ function. A164616

Riordan array ((1-x+sqrt(1+6·x+x²))/2, (sqrt(1+6·x+x²)-x-1)/2). A112477

Expansion of c(q³) / (c(q³) + c(q⁶)) where c() is a cubic AGM function. A145977

Number of heapable permutations of length n. A336282

Number of strict integer partitions of n whose product of parts is a multiple of n. A379733

Iterate the map in A006368 starting at 40. A182205

Molien series for cyclic group of order 5. A8646

Numbers m such that 2^m reversed is prime. A57708

Number of steps required to reach (2ⁿ)-2 from 2ⁿ⁺¹-2 by iterating the map x -> x - (number of runs in binary representation of x). A255071