Properties of the Number 42346

Forty-Two Thousand Three Hundred Forty-Six

Basics

Value: 42345 → 42346 → 42347

Parity: even

Prime: No

Previous Prime: 42337

Next Prime: 42349

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 31 × 683

Divisors: 1, 2, 31, 62, 683, 1366, 21173, 42346

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 1010010101101010

Octal: 122552

Duodecimal: 2060A

Hexadecimal: a56a

Square: 1793183716

Square Root: 205.78143745245828

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

T(n,k)=Number of (n+1)X(k+1) binary arrays with every 2X2 subblock determinant equal to some horizontal or vertical neighbor 2X2 subblock determinant. A185487

T(n,k)=Number of (n+1)X(k+1) binary arrays with every 2X2 subblock determinant equal to exactly one or two horizontal and vertical neighbor 2X2 subblock determinants. A186902

Number of (n+1) X 2 binary arrays with every 2 X 2 subblock determinant equal to some horizontal or vertical neighbor 2 X 2 subblock determinant. A185479

Numbers k such that 3·5^k + 2 is prime. A57916

Numbers n such that σ(n+1) = reverse(σ(n)). A74242

Numerators of continued fraction convergents to sqrt(700). A42346

Numbers missing from A317471. A317473