Properties of the Number 42193

Forty-Two Thousand One Hundred Ninety-Three

Basics

Value: 42192 → 42193 → 42194

Parity: odd

Prime: Yes

Previous Prime: 42187

Next Prime: 42197

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 42193

Divisors: 1, 42193

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010011010001

Octal: 122321

Duodecimal: 20501

Hexadecimal: a4d1

Square: 1780249249

Square Root: 205.4093474017188

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

Primes of the form p + (p² - 1)/8, where p is also prime. A165352

Triangle read by rows: T(n,k) is the number of digraphs on n unlabeled unisolated nodes with k arcs, k = 0..n*(n-1). A350908

Number of (w,x,y,z) with all terms in {0,...,n} and even range. A212889

Primes for which the smallest positive primitive root is odd and nonprime. A70269

G.f. satisfies: A(x) = x + A( A(x)²/(1 + A(x)) ). A213263

Expansion of e.g.f. exp(-x) / (4 - 3·exp(2·x)). A368443

Primes with 15 as smallest positive primitive root. A61328

Smallest of six consecutive primes whose sum of digits is prime. A106719

Cumulative sums of int(prime·e) which are primes. A117527

Smallest prime of the set of five consecutive primes whose sum of digits is a set of five distinct primes. A106816