Properties of the Number 49409

Forty-Nine Thousand Four Hundred Nine

Basics

Value: 49408 → 49409 → 49410

Parity: odd

Prime: Yes

Previous Prime: 49393

Next Prime: 49411

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 49409

Divisors: 1, 49409

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100000100000001

Octal: 140401

Duodecimal: 24715

Hexadecimal: c101

Square: 2441249281

Square Root: 222.28135324403618

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 having only {0, 4, 9} as digits. A385768

Primes of the form 256·k + 1. A208178

Primes p for which A329697(p) == 3. A334093

Primes p such that p-1 and p+1 are both divisible by fourth powers. A86709

Consider the Diophantine equation x³ + y³ = z³ - 1 (x < y < z) or 'Fermat near misses'. The values of z (see A050787) are arranged in monotonically increasing order. Sequence gives values of y. A50789

Primes of the form 512n+257. A105131

Primes of the form 1+2·n+3·n². A122430

Members of A083989 whose 10's complement is also a member of A083989. A83991

Primes p such that p*(p-1) divides 3^p-1-1. A81763

Number of 5 X n -1,1 arrays such that the sum over i=1..5,j=1..n of i·x(i,j) is zero and rows are nondecreasing (ways to put n thrusters pointing east or west at each of 5 positions 1..n distance from the hinge of a south-pointing gate without turning the gate). A225312