Properties of the Number -47509

Forty-Seven Thousand Five Hundred Nine

Basics

Value: -47510 → -47509 → -47508

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 7 × 11 × 617

Divisors: 1, 7, 11, 77, 617, 4319, 6787, 47509

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011100110010101

Octal: -134625

Duodecimal: -235B1

Hexadecimal: -b995

Square: 2257105081

Square Root: 217.96559361513917

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 k such that 10^2·k+1 - 10^k - 1 is prime. A183187

Starts of runs of 4 consecutive Gray-code Niven numbers (A344341). A344344

Table of the elementary symmetric functions a_k(1,3,4,...,n+1). A196841

Triangle read by rows: coefficients of polynomials p(k) = (-x + k + 1)*p(k-1), starting p(0)=1, p(1)=1-x. A123319

Number of nX2 0..3 arrays with rows and columns lexicographically nondecreasing and the instance counts of every value within one of each other. A201387

k such that 10^2·k+1-j·10^k-1 is prime for some j = 1, 2, 4, 5, 7 or 8. A213881