Properties of the Number -19344

Nineteen Thousand Three Hundred Forty-Four

Basics

Value: -19345 → -19344 → -19343

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ⁴ × 3 × 13 × 31

Divisors: 1, 2, 3, 4, 6, 8, 12, 13, 16, 24

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -100101110010000

Octal: -45620

Duodecimal: -B240

Hexadecimal: -4b90

Square: 374190336

Square Root: 139.08270920570968

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

a(n) = σ(n!). A62569

Numbers k such that σ (x) = k has exactly 11 solutions. A60678

Sum of divisors of superabundant numbers (A004394). A7626

Number of distinct products i·j*k·l for 1 <= i <= j <= k <= l <= n. A100437

Numbers with an equal number of deficient and abundant divisors. A335543

Sum of divisors of Ramanujan's highly composite numbers, or σ(A002182(n)). A63072

Number of symmetry classes of 3 X 3 semimagic squares with distinct positive values < n. A173723

E.g.f.: arcsin(x)/(1 + LambertW(-x)). A277469

Colombian numbers that are also Bogotá numbers. A336984

Triangle read by rows: numerators of Cotesian numbers C(n,k) (0 <= k <= n) if the denominators are set to the lcm's of the rows (A002176). A100642