Properties of the Number -10285

Ten Thousand Two Hundred Eighty-Five

Basics

Value: -10286 → -10285 → -10284

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 × 11 ² × 17

Divisors: 1, 5, 11, 17, 55, 85, 121, 187, 605, 935

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10100000101101

Octal: -24055

Duodecimal: -5B51

Hexadecimal: -282d

Square: 105781225

Square Root: 101.41498903022176

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 such that there are precisely 7 groups of order m. A249550

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the diagonal and antidiagonal minus the sum of the minimums of the central row and column nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A257189

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the diagonal and antidiagonal minus the sum of the minimums of the central row and column nondecreasing horizontally and vertically. A254989

Numbers that are not a power of a prime but whose prime indices satisfy (mean) = (median) = (mode), assuming there is a unique mode. A363729

a(n) = ∑_0<j<n n³-j³. A206808

a(n) = coefficient of xⁿ in A(x) such that: 0 = ∑_n=-oo..+oo x^5·n * (xⁿ - 2·A(x))^6·n+1. A358955

a(1)=10; if n = Product p_i^e_i, n > 1, then a(n) = Product p_i+1^e_i·Product p_i+3^e_i. A45973

Numbers k such that sopfr(k) = sopfr(k - sopfr(k)). A50781

Add and multiply: distinct numbers (a+b) * (c+d) * (e+f) * (g+h) * (i+j) where a..j are permutations of 0..9. A266917

Number of two-rowed partitions of length 4. A70557