Properties of the Number -9893

Eight Hundred Ninety-Three

Basics

Value: -9894 → -9893 → -9892

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 13 × 761

Divisors: 1, 13, 761, 9893

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10011010100101

Octal: -23245

Duodecimal: -5885

Hexadecimal: -26a5

Square: 97871449

Square Root: 99.46356116689167

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 that are the product of two distinct primes a and b, such that a³+b³ is the average of a twin prime pair. A176876

The reversing binary representation of the sum of the divisors of the n-th odd square: a(n) = A065621(A379223(n)). A379224

Denominators of continued fraction convergents to sqrt(778). A42501

Where records occur in A118522. A118524

Total number of composite parts in all partitions of n. A326981

Define the sequence T(a(0),a(1)) by a(n+2) is the greatest integer such that a(n+2)/a(n+1) < a(n+1)/a(n) for n >= 0. This is T(4,10). A19494

Numbers k such that the continued fraction for sqrt(k) has period 37. A20376

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 11. A31599

Number of ordered triples (i,j,k) in range [0..n] satisfying i == j mod 2 and j == k mod 3. A115520

Number of length n+6 0..1 arrays with at most one downstep in every n consecutive neighbor pairs. A255997