Properties of the Number 49221

Forty-Nine Thousand Two Hundred Twenty-One

Basics

Value: 49220 → 49221 → 49222

Parity: odd

Prime: No

Previous Prime: 49211

Next Prime: 49223

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 1823

Divisors: 1, 3, 9, 27, 1823, 5469, 16407, 49221

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100000001000101

Octal: 140105

Duodecimal: 24599

Hexadecimal: c045

Square: 2422706841

Square Root: 221.85806273381186

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

Coefficients of (q*(j(q)-744))^1/4 where j(q) is the elliptic modular invariant. A304020

Coefficients of (q*(j(q)-744))^-1/4 where j(q) is the elliptic modular invariant. A305696

Number of fibered rational knots with n crossings. A51449

Number of periodic palindromic structures of length n using exactly two different symbols. A56508

Numbers k such that the decimal digits of k*(k+1) are a permutation of those of k*(k-1). A181775

Number of colored integer partitions of n using all colors of a 3-set such that a color pattern for part i has i distinct colors in increasing order. A327842

Divisors of 196884. A199014

Ulam numbers that are primes. A68820

Number of horizontally convex n-ominoes in which the top row has exactly 1 square, which is not above the rightmost square in the second row. A49221

Odd-indexed terms of the first binomial transform equals 1 and the even-indexed terms of the third binomial transform equals 1, with a(0)=1. A90336