Properties of the Number -9747

Seven Hundred Forty-Seven

Basics

Value: -9748 → -9747 → -9746

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 19 ²

Divisors: 1, 3, 9, 19, 27, 57, 171, 361, 513, 1083

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011000010011

Octal: -23023

Duodecimal: -5783

Hexadecimal: -2613

Square: 95004009

Square Root: 98.72689603142601

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

Irregular triangle read by rows: For n >= 1, 0 <= k <= floor(n/2), T(n,k) is the minimal discriminant (in absolute value) of the number fields with signature r₁ = n - 2·k, r₂ = k. A343290

Numbers n such that n divides 2ⁿ + 1. A6521

Numbers of the form p² * q³, where p,q are distinct primes. A143610

Numbers k such that k divides 4^k - 1. A14945

Numbers k such that k | 8^k + 1. A15955

T(n,k)=Number of (n+1)X(k+1) binary arrays with each element of every 2X2 subblock being the sum mod 2 of two others. A183845

Numbers that are the sum of seven fourth powers in five or more ways. A345571

Numbers that are the sum of seven fourth powers in exactly five ways. A345827

Numbers whose prime factorization exponents include at least one 2, at least one 3 and no other exponents. A375073

Numbers n such that n divides 2ⁿ^2 + 1. A93546