Properties of the Number -19078

Nineteen Thousand Seventy-Eight

Basics

Value: -19079 → -19078 → -19077

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 9539

Divisors: 1, 2, 9539, 19078

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100101010000110

Octal: -45206

Duodecimal: -B05A

Hexadecimal: -4a86

Square: 363970084

Square Root: 138.1231334715514

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

Column 12 of an array illustrated in A089584 and related to A034261. A110553

Numbers in ascending order formed by using all the digits of the next n numbers. A81991

p-INVERT of the positive integers, where p(S) = 1 - 2·S - 2·S². A290923

Column 11 of table A105552. A110554

Number of nondecreasing arrangements of n+2 numbers in 0..8 with the last equal to 8 and each after the second equal to the sum of one or two of the preceding four. A189325

Number of n X 3 0..1 arrays with every element unequal to 0, 2, 3 or 6 king-move adjacent elements, with upper left element zero. A304136

a(n) = ∑_k=1..n (-1)^k+1 * floor(n/(2·k-1))³. A350163

Number of P₄-sparse perfect graphs on n nodes. A123441