Properties of the Number 84999

Eighty-Four Thousand Nine Hundred Ninety-Nine

Basics

Value: 84998 → 84999 → 85000

Parity: odd

Prime: No

Previous Prime: 84991

Next Prime: 85009

Digit Sum: 39

Digital Root: 3

Palindrome: No

Factorization: 3 × 29 × 977

Divisors: 1, 3, 29, 87, 977, 2931, 28333, 84999

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100110000000111

Octal: 246007

Duodecimal: 41233

Hexadecimal: 14c07

Square: 7224830001

Square Root: 291.5458797513695

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

Triangle T(n,k) = 10^n-1 -1 + k·floor(9·10^n-1/(n+1)), with 1 <= r <= n, read by rows. A93850

a(n) = 10^n-1 - 1 + n·floor(9·10^n-1/(n+1)). A93852

Variation of Stechkin's function, A055004. A62827

Determinant of a certain n X n matrix whose elements are the integers 1 to n². A84999