Properties of the Number 49990

Forty-Nine Thousand Nine Hundred Ninety

Basics

Value: 49989 → 49990 → 49991

Parity: even

Prime: No

Previous Prime: 49957

Next Prime: 49991

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 4999

Divisors: 1, 2, 5, 10, 4999, 9998, 24995, 49990

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100001101000110

Octal: 141506

Duodecimal: 24B1A

Hexadecimal: c346

Square: 2499000100

Square Root: 223.58443595205816

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) = 5*(10ⁿ - 2). A177096

Number of total dominating sets in the n-dipyramidal graph. A347481

a(n) is the number of arithmetic progressions of 2 or more positive integers, nondecreasing with sum n. A49990

Least m such that mⁿ <= ∑_k<m kⁿ. A332101