Properties of the Number -258426

Two Hundred Fifty-Eight Thousand Four Hundred Twenty-Six

Basics

Value: -258427 → -258426 → -258425

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 7 ² × 293

Divisors: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111111000101111010

Octal: -770572

Duodecimal: -105676

Hexadecimal: -3f17a

Square: 66783997476

Square Root: 508.35617435022857

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 unlabeled rooted trees with n nodes where the outdegrees (branching factors) of adjacent nodes differ by at most one. A260403

McKay-Thompson series of class 15A for Monster. A58508

McKay-Thompson series of class 15A for the Monster group with a(0) = 1. A134783

McKay-Thompson series of class 15A for the Monster group with a(0) = 4. A153765

Triangular array: T(n,k) counts upper triangular matrices with entries from {0,1} having n 1's in total, with k 1's on the main diagonal and at least one nonzero entry in each row. A182319