Properties of the Number 42417

Forty-Two Thousand Four Hundred Seventeen

Basics

Value: 42416 → 42417 → 42418

Parity: odd

Prime: No

Previous Prime: 42409

Next Prime: 42433

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 1571

Divisors: 1, 3, 9, 27, 1571, 4713, 14139, 42417

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010110110001

Octal: 122661

Duodecimal: 20669

Hexadecimal: a5b1

Square: 1799201889

Square Root: 205.9538783320188

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

Composites whose prime factorization in base 5 is an anagram of the number in base 5. A260049

G.f.: A(q) = exp( ∑_n>=1 A002129(n) * 3·A038500(n) * qⁿ/n ). A161804

A trisection of A161804: a(n) = A161804(3n+1) for n>=0. A161806

Triangle read by rows: T(n,k) is the number of involutions of {1,2,...,n} having k descents (n >= 1; 0 <= k < n). A161126

Denominators of continued fraction convergents to sqrt(736). A42417