Properties of the Number -175561

One Hundred Seventy-Five Thousand Five Hundred Sixty-One

Basics

Value: -175562 → -175561 → -175560

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 419 ²

Divisors: 1, 419, 175561

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101010110111001001

Octal: -526711

Duodecimal: -85721

Hexadecimal: -2adc9

Square: 30821664721

Square Root: 419

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

a(n) = n*(n+1)*(n+2)*(n+3)+1 = (n² + 3·n + 1)². A62938

Squares of lesser of twin primes. A108570

Numbers k such that φ(k) == 2 (mod 12), where φ is the Euler totient function (A000010). A332511

Numbers k such that σ(k)*φ(k) is squarefree. A65299

Matula-Goebel numbers of semi-lone-child-avoiding achiral rooted trees. A331992

a(n) is the end of the first occurrence of n consecutive perfect powers, all of which are squares with exponents equal to 2 (A111245). A340662

McKay-Thompson series of class 23A for Monster. A58570

McKay-Thompson series of class 23A for the Monster group with a(0) = 1. A134781

Squares in A111153. A175255

Numbers k for which φ(k)+1 is a multiple of d(k), where φ is Euler totient function (A000010) and d(n) gives the number of divisors of n (A000005). A342665