Properties of the Number 40457

Forty Thousand Four Hundred Fifty-Seven

Basics

Value: 40456 → 40457 → 40458

Parity: odd

Prime: No

Previous Prime: 40433

Next Prime: 40459

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 23 × 1759

Divisors: 1, 23, 1759, 40457

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001111000001001

Octal: 117011

Duodecimal: 1B4B5

Hexadecimal: 9e09

Square: 1636768849

Square Root: 201.1392552437241

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

Number of nonisomorphic indecomposable self-dual quantum codes on n qubits. A90899

Tribonacci numbers that start with first three squares. A86192

Number of n X 2 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 n X 2 array. A219589

Number of n X n binary arrays symmetric about both diagonal and antidiagonal with all ones connected only in a 01010-11111-00100 pattern in any orientation. A147350

Continued fraction for sqrt(479). A40457