Properties of the Number -16761

Sixteen Thousand Seven Hundred Sixty-One

Basics

Value: -16762 → -16761 → -16760

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: Yes

Factorization: 3 × 37 × 151

Divisors: 1, 3, 37, 111, 151, 453, 5587, 16761

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100000101111001

Octal: -40571

Duodecimal: -9849

Hexadecimal: -4179

Square: 280931121

Square Root: 129.46428078817723

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

Coefficient array of orthogonal polynomials P(n,x)=(x-n)*P(n-1,x)-(2n-3)*P(n-2,x), P(0,x)=1,P(1,x)=x-1. A178124

a(n) = 2ⁿ + Fibonacci(n). A117591

Palindromes whose product of digits are palindromes with at least two digits. A309787

Composite palindromes whose sum of prime factors is palindromic (counted with multiplicity). A46354

Composite palindromes whose sum of prime factors is prime (counted with multiplicity). A46365

Palindromic mountain numbers. A173070

Number of (w,x,y,z) with all terms in {1,...,n} and 3w<x+y+z+n. A212249

Numbers n for which the numbers 6n+1, 3n+2, 6n+7 are all odd composite squarefree numbers, but none are semiprimes. A263510

Palindromic odd composite numbers that are the products of an odd number of distinct primes. A75808

Palindromes whose product of digits is a positive palindrome. A82207