Properties of the Number -102420

One Hundred Two Thousand Four Hundred Twenty

Basics

Value: -102421 → -102420 → -102419

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 5 × 569

Divisors: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11001000000010100

Octal: -310024

Duodecimal: -4B330

Hexadecimal: -19014

Square: 10489856400

Square Root: 320.0312484742701

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) satisfies: A(x)² equals the g.f. of A110649, which consists entirely of numbers 1 through 12. A112574

a(n) = 400·n² + 20. A158601

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 32. A31710