Properties of the Number 42593

Forty-Two Thousand Five Hundred Ninety-Three

Basics

Value: 42592 → 42593 → 42594

Parity: odd

Prime: No

Previous Prime: 42589

Next Prime: 42611

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 191 × 223

Divisors: 1, 191, 223, 42593

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011001100001

Octal: 123141

Duodecimal: 20795

Hexadecimal: a661

Square: 1814163649

Square Root: 206.3807161534236

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

T(n,k)=Number of nondecreasing arrangements of n nonzero numbers in -(n+k-2)..(n+k-2) with sum zero. A188333

a(n) = sum of absolute-valued coefficients of (1+2·x-4·x²)ⁿ. A84779

Sequence of pairwise relatively prime numbers of class P₈ (see comment in A275246). A275253

Numerators of continued fraction convergents to sqrt(826). A42594

a(n) = 2 + n²*floor((n+3)/2) + floor(3·n/2). A370754

Number of nondecreasing arrangements of n nonzero numbers in -(n+2)..(n+2) with sum zero. A188328

Number of nondecreasing arrangements of 8 nonzero numbers in -(n+6)..(n+6) with sum zero. A188338

Denominators of continued fraction convergents to sqrt(825). A42593