Properties of the Number -240240

Two Hundred Forty Thousand Two Hundred Forty

Basics

Value: -240241 → -240240 → -240239

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ⁴ × 3 × 5 × 7 × 11 × 13

Divisors: 1, 2, 3, 4, 5, 6, 7, 8, 10, 11

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111010101001110000

Octal: -725160

Duodecimal: -B7040

Hexadecimal: -3aa70

Square: 57715257600

Square Root: 490.14283632426987

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

Generalized Stirling number triangle of first kind read by rows: T(n, k) = [x^k] ∏_m=1..n (x - m - r), with r = 9. A51523

a(n) = lcm{1,2,...,n} / swinging_factorial(n) = A003418(n) / A056040(n). A180000

Number of ways to place 3 nonattacking kings on an n X n board. A61996

Product of 5 consecutive integers. A52787

a(n) = (n+9)!/9!. A49398

Triangle read by rows: T(n,k) = 2^n-k*prime(k)#, 1 <= k <= n, where prime(k)# is the product of first k primes. A303555

Where records occur in A018892. A126098

Numbers k such that σ(k)/φ(k) sets a new record. A18894

For all sufficiently high values of k, d(n^k) > d(m^k) for all m < n. (Let k, m, and n represent positive integers only.) A168264

Numbers n such that the multiplicative group modulo n is the direct product of 7 cyclic groups. A272597