Properties of the Number -2447

Four Hundred Forty-Seven

Basics

Value: -2448 → -2447 → -2446

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2447

Divisors: 1, 2447

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100110001111

Octal: -4617

Duodecimal: -14BB

Hexadecimal: -98f

Square: 5987809

Square Root: 49.467160824126545

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

Table T(r,s) read by rows: the coefficient of [k^s] of the Wynn's r-th converging polynomial p_r(k) of Weber functions, 0<=s<=r. A380169

Safe primes p: (p-1)/2 is also prime. A5385

Numbers that are the sum of 7 positive 7th powers. A3374

First term of strong prime quartets: prime(m+1)-prime(m) > prime(m+2)-prime(m+1) > prime(m+3)-prime(m+2). A54804

a(n) = n² + 3·n - 1. A14209

Primes from merging of 4 successive digits in decimal expansion of e. A104845

Safe primes (A005385) that are not Sophie Germain primes. A59452

Number of ways to split an integer partition of n into consecutive subsequences of equal length. A323433

Number of 2 X 2 singular integer matrices with elements from {0,...,n}. A59306

Primes of the form 24·k - 1. A134517