Properties of the Number 41641

Forty-One Thousand Six Hundred Forty-One

Basics

Value: 41640 → 41641 → 41642

Parity: odd

Prime: Yes

Previous Prime: 41627

Next Prime: 41647

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 41641

Divisors: 1, 41641

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010001010101001

Octal: 121251

Duodecimal: 20121

Hexadecimal: a2a9

Square: 1733972881

Square Root: 204.0612653102004

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

Expansion of e.g.f. exp( tan x ). A6229

Primes having only {1, 4, 6} as digits. A260269

Boustrophedon primes: write the numbers 0, 1, 2, 3, ... in a triangle on a square grid in the boustrophedon manner, ending a row when a prime is reached; sequence lists primes that appear in the zeroth column. A330339

Expansion of e.g.f. sin(tanh(x)) (odd powers only). A3717

Numerators of coefficients in Taylor series for exp(tan(x)). A47691

Primes of the form abcabc..abcab. A228627

Primes of the form 16·m² + 25 for m=1,2,3,... A87857

Take A163498(n) written in binary, insert a 0 before every 1. a(n) is the decimal equivalent of the result. A163499

Numerator of [x²ⁿ⁺¹] in the Taylor expansion sinh(cosec(x)-cotan(x))= x/2 +x³/16 +37·x⁵/3840 +137·x⁷/92160 +41641·x⁹/185794560 + 3887·x¹¹/117964800 +... A13522

Primes of the form 16·m² + 25, m=1,3,5,... A87856