Properties of the Number 41428

Forty-One Thousand Four Hundred Twenty-Eight

Basics

Value: 41427 → 41428 → 41429

Parity: even

Prime: No

Previous Prime: 41413

Next Prime: 41443

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 10357

Divisors: 1, 2, 4, 10357, 20714, 41428

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010000111010100

Octal: 120724

Duodecimal: 1BB84

Hexadecimal: a1d4

Square: 1716279184

Square Root: 203.53869410998982

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

E.g.f. arcsin(tanh(x)+log(x+1)) = 2·x - 1/2!*x² + 8/3!*x³ - 30/4!*x⁴ +- ... A13119

Number of binary arrays indicating the locations of trailing edge maxima of a random length-n 0..7 array extended with zeros and convolved with 1,2,2,1. A222110

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite BOG = Boggsite Na4Ca7[Al18Si78O192].74H2O starting with a T5 atom. A19079

Number of nondecreasing -6..6 vectors of length n whose dot product with some nonincreasing -6..6 vector equals n. A226397

Number of nondecreasing -n..n vectors of length 7 whose dot product with some nonincreasing -n..n vector equals 7. A226404

Lexicographically earliest sequence of distinct positive integers such that a(n), a(n+1) and the product a(n)*a(n+1) have in common the substring n. A333933

T(n,k)=Number of nondecreasing -k..k vectors of length n whose dot product with some nonincreasing -k..k vector equals n. A226398

a(n) is the minimum sum of all such subsets of divisors of n for which n-s and (σ(n)-s)-n are relatively prime, where s is the sum of the subset. A325967

Numerators of continued fraction convergents to sqrt(230). A41428