Properties of the Number 41645

Forty-One Thousand Six Hundred Forty-Five

Basics

Value: 41644 → 41645 → 41646

Parity: odd

Prime: No

Previous Prime: 41641

Next Prime: 41647

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 × 8329

Divisors: 1, 5, 8329, 41645

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010001010101101

Octal: 121255

Duodecimal: 20125

Hexadecimal: a2ad

Square: 1734306025

Square Root: 204.07106605298068

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

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 14. A31692

a(n) is the number of free convex polyominoes of n cells. A359661

Semiprimes k such that k+2 and k+6 are primes and k+4 and k+8 are all semiprimes. A392186

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 14. A31602

Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 1000-1000-1111-0001-0001 pattern in any orientation. A147396

Denominators of continued fraction convergents to sqrt(341). A41645