Properties of the Number 97780

Ninety-Seven Thousand Seven Hundred Eighty

Basics

Value: 97779 → 97780 → 97781

Parity: even

Prime: No

Previous Prime: 97777

Next Prime: 97787

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 5 × 4889

Divisors: 1, 2, 4, 5, 10, 20, 4889, 9778, 19556, 24445

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111110111110100

Octal: 276764

Duodecimal: 48704

Hexadecimal: 17df4

Square: 9560928400

Square Root: 312.697937313312

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

Number of -2..2 arrays x(i) of n+1 elements i=1..n+1 with set{t,u,v in 0,1}((x[i+t]+x[j+u]+x[k+v])*(-1)^t+u+v) having three, four, five or six distinct values for every i,j,k<=n. A211578

Chebyshev polynomials S(n,25) with Diophantine property. A97780