Properties of the Number -99989

Ninety-Nine Thousand Nine Hundred Eighty-Nine

Basics

Value: -99990 → -99989 → -99988

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 44

Digital Root: 8

Palindrome: No

Factorization: 99989

Divisors: 1, 99989

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11000011010010101

Octal: -303225

Duodecimal: -49A45

Hexadecimal: -18695

Square: 9997800121

Square Root: 316.2103730113862

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

Primes that contain digits 8 and 9 only. A20472

Largest n-digit prime with maximum digit sum. A69662

Primes having only {6, 8, 9} as digits. A385800

Near-repdigit primes with 9 as repeated digit. A105975

a(n) = n⁵ - n - 1. A126426

Primes of the form k⁵-k-1. A126425

Primes having only {2, 8, 9} as digits. A385790

Primes having only {5, 8, 9} as digits. A385798

Primes having only {4, 8, 9} as digits. A385796

Primes having only {0, 8, 9} as digits. A385772