Properties of the Number -9385

Three Hundred Eighty-Five

Basics

Value: -9386 → -9385 → -9384

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 1877

Divisors: 1, 5, 1877, 9385

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10010010101001

Octal: -22251

Duodecimal: -5521

Hexadecimal: -24a9

Square: 88078225

Square Root: 96.87620966986684

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

Triangle read by rows, coefficients of the Swiss-Knife median polynomials M_n(x) in descending order of powers. A213736

a(n) = 8·n² + 4·n + 1. A102083

Numbers that occur only once in A155043; positions of zeros in A262505, ones in A262507. A262508

a(n) = (prime(n)² + 1)/2. A66885

Third row of Pascal-(1,5,1) array A081580. A81589

Least k such that prime(n)² divides binomial(2k,k). A110494

Numbers that are the sum of one or more consecutive squares in more than one way. A130052

T(n,k)=Number of arrays of -k..k integers x(1..n) with every x(i) being in a subsequence of length 1, 2 or 3 with sum zero. A193702

Numbers that are sums of 2 or more consecutive squares in more than 1 way. A62681

a(n) = [xⁿ] ∏_k=1..n 1/(1 - x^k)^n-k+1. A206228