Properties of the Number -240840

Two Hundred Forty Thousand Eight Hundred Forty

Basics

Value: -240841 → -240840 → -240839

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ³ × 5 × 223

Divisors: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -111010110011001000

Octal: -726310

Duodecimal: -B7460

Hexadecimal: -3acc8

Square: 58003905600

Square Root: 490.7545211202847

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) = number of partitions of n into parts of 2 kinds. A712

Number of rhombi on an n X n grid (or geoboard). A189418

Number of partitions of 2·n + 1 into parts of two kinds. A100535

Expansion of e.g.f. 1/(1 - ∑_k>=1 d(k) * x^k / k), where d(n) = number of divisors of n (A000005). A353186