Properties of the Number -99950

Ninety-Nine Thousand Nine Hundred Fifty

Basics

Value: -99951 → -99950 → -99949

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 ² × 1999

Divisors: 1, 2, 5, 10, 25, 50, 1999, 3998, 9995, 19990

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -11000011001101110

Octal: -303156

Duodecimal: -49A12

Hexadecimal: -1866e

Square: 9990002500

Square Root: 316.1486991907447

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

G.f.: exp( ∑_n>=1 xⁿ/n * ∏_k>=1 1/(1 - x^n·k*(1 + x^k)ⁿ) ). A218575

a(n) = 10ⁿ - 10·n. A198400

Numbers k such that k and k² use only the digits 0, 2, 5, 6 and 9. A136914

Numbers k such that k and k² use only the digits 0, 2, 5, 8 and 9. A136919

Numbers k such that k and k² use only the digits 0, 2, 5 and 9. A136920