Properties of the Number -99988

Ninety-Nine Thousand Nine Hundred Eighty-Eight

Basics

Value: -99989 → -99988 → -99987

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 43

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 7 × 3571

Divisors: 1, 2, 4, 7, 14, 28, 3571, 7142, 14284, 24997

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -11000011010010100

Octal: -303224

Duodecimal: -49A44

Hexadecimal: -18694

Square: 9997600144

Square Root: 316.2087917816328

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) = smallest multiple of 4 with sum of digits = n. A77489

Numbers n such that n and its 10's complement are both admirable numbers, i.e., n and 10^k - n where k is the number of digits in n are admirable. A110019