Properties of the Number 49921

Forty-Nine Thousand Nine Hundred Twenty-One

Basics

Value: 49920 → 49921 → 49922

Parity: odd

Prime: Yes

Previous Prime: 49919

Next Prime: 49927

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 49921

Divisors: 1, 49921

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100001100000001

Octal: 141401

Duodecimal: 24A81

Hexadecimal: c301

Square: 2492106241

Square Root: 223.43007854807732

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 with 23 as smallest positive primitive root. A61335

T(n,k)=Number of nXk 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it or one plus the sum of the elements diagonally to its northwest, modulo 4. A240271

Numbers whose least quadratic nonresidue (A020649) is 19. A25027

Primes of the form 256·k + 1. A208178

Fold a square sheet of paper alternately vertically to the left and horizontally downwards; after each fold, draw a line along each inward crease; after n folds, the resulting graph has a(n) regions. A342759

Anti-elite primes: a prime number p is called anti-elite if only a finite number of Fermat numbers 2^2ⁿ+1 are quadratic non-residues mod p. A128852

Primes of the form 3·m² - 2. A201715

Primes of the form 512n+257. A105131

Primes that remain prime through 3 iterations of function f(x) = 3x + 8. A23279

Primes of the form 384·k + 1. A229854