Properties of the Number 42386

Forty-Two Thousand Three Hundred Eighty-Six

Basics

Value: 42385 → 42386 → 42387

Parity: even

Prime: No

Previous Prime: 42379

Next Prime: 42391

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 21193

Divisors: 1, 2, 21193, 42386

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010110010010

Octal: 122622

Duodecimal: 20642

Hexadecimal: a592

Square: 1796572996

Square Root: 205.87860500790265

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

Number of arrays of maxima of three adjacent elements of some 0..n array of length 9. A228464

First differences of A293160. A295783

Number of arrays of maxima of three adjacent elements of some length n+2 0..6 array. A228459

Two-dimensional array read by antidiagonals: T(n,k) = number of arrays of maxima of three adjacent elements of some length n+2 0..k array. A228461

Primes which are a concatenation of some permutation of the first 5 primes. A177275

Numerators of continued fraction convergents to sqrt(720). A42386