Properties of the Number 42116

Forty-Two Thousand One Hundred Sixteen

Basics

Value: 42115 → 42116 → 42117

Parity: even

Prime: No

Previous Prime: 42101

Next Prime: 42131

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 10529

Divisors: 1, 2, 4, 10529, 21058, 42116

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010010000100

Octal: 122204

Duodecimal: 20458

Hexadecimal: a484

Square: 1773757456

Square Root: 205.22183119736556

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

Irregular triangle read by rows: T(n,k) is the number of binary pattern classes in the (4,n)-rectangular grid with k '1's and (4n-k) '0's: two patterns are in same class if one of them can be obtained by a reflection or 180-degree rotation of the other. A225812

Irregular triangle read by rows: T(n,k) is the number of binary pattern classes in the (5,n)-rectangular grid with k '1's and (5n-k) '0's: two patterns are in same class if one of them can be obtained by a reflection or 180-degree rotation of the other. A228022

G.f.: ∑_n>=0 xⁿ * (1 + xⁿ)ⁿ / (1 - xⁿ⁺¹)ⁿ⁺¹. A325046

Numerators of continued fraction convergents to sqrt(583). A42116