Properties of the Number -203280

Two Hundred Three Thousand Two Hundred Eighty

Basics

Value: -203281 → -203280 → -203279

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ⁴ × 3 × 5 × 7 × 11 ²

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

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110001101000010000

Octal: -615020

Duodecimal: -99780

Hexadecimal: -31a10

Square: 41322758400

Square Root: 450.86583370222235

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

Numbers m that raised to the powers from 1 to k (with k>=1) are multiple of the sum of their digits (m raised to k+1 must not be a multiple). Case k=15. A135200

Square array T(n,k) = number of plane partitions of n with parts colored in (at most) k colors; n, k >= 1; read by antidiagonals. A306101

a(n) = n²*(n-1)*(n-2). A47929

Composite numbers such that ∏_i=1..k (p_i/(p_i-1)) / ∑_i=1..k (p_i/(p_i-1)) is an integer, where p_i are the k prime factors of n (with multiplicity). A227034

Numbers with prime factorization pqrs^2t^4. A190384

Number of plane partitions of n where parts are colored in (at most) 5 colors. A306095

Area A of the triangles such that A, the sides and two medians are integers. A181928

θ series of 10-d 11-modular Craig lattice A₁₀³. A28995