Properties of the Number -85248

Eighty-Five Thousand Two Hundred Forty-Eight

Basics

Value: -85249 → -85248 → -85247

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ⁸ × 3 ² × 37

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10100110100000000

Octal: -246400

Duodecimal: -41400

Hexadecimal: -14d00

Square: 7267221504

Square Root: 291.97260145431454

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

Magnetic susceptibility coefficients for square lattice spin 2 Ising model. A10116

Numbers whose product of prime indices is twice their sum of prime indices. A326151

a(n) = A110722(n)/121. A110723

Number of 3 X 3 semimagic squares with distinct positive values and magic sum n. A173547

Triangle read by rows: T(n,k) is the number of deco polyominoes of height n and having k columns ending at an even level (1<=k<=n). A deco polyomino is a directed column-convex polyomino in which the height, measured along the diagonal, is attained only in the last column. A121698

a(n) is the number of large or small squares that are used to tile primary squares of type 1 (see A344331) whose side length is A345285(n). A345286

a(n) = ∑_k=0..n (1-i)^k * (1+i)^n-k * binomial(n+2,k) * binomial(n+2,n-k), where i is the imaginary unit. A387402

First position of A218860(n) in A066135. A218861

a(n) = A004017(n)/2. A45825

Number of compositions of n into parts 3, 5 and 8. A245369