Properties of the Number -989999

Nine Hundred Eighty-Nine Thousand Nine Hundred Ninety-Nine

Basics

Value: -990000 → -989999 → -989998

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 53

Digital Root: 8

Palindrome: No

Factorization: 989999

Divisors: 1, 989999

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -11110001101100101111

Octal: -3615457

Duodecimal: -3B8ABB

Hexadecimal: -f1b2f

Square: 980098020001

Square Root: 994.9869345875854

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

Smallest n-digit prime with maximum digit sum. A69661

Smallest prime with digit sum n, or 0 if no such prime exists. A67180

Largest n-digit prime with maximum digit sum. A69662

Smallest prime number whose digits sum to n-th prime. A54750

Near-repdigit primes with 9 as repeated digit. A105975

The lesser of twin prime pairs with each prime in a different millennia. A158861

Primes of the form n³-n²-1. A162291

Primes at which sum of digits strictly increases. A61248

The smallest prime with a possible given digit sum. A67523