Properties of the Number 42426

Forty-Two Thousand Four Hundred Twenty-Six

Basics

Value: 42425 → 42426 → 42427

Parity: even

Prime: No

Previous Prime: 42409

Next Prime: 42433

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 2357

Divisors: 1, 2, 3, 6, 9, 18, 2357, 4714, 7071, 14142

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010110111010

Octal: 122672

Duodecimal: 20676

Hexadecimal: a5ba

Square: 1799965476

Square Root: 205.97572672526246

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

Euler transform applied three times to partition triangle A008284. A55886

Number of triangulated surfaces with n vertices. A108239

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 147", based on the 5-celled von Neumann neighborhood. A270292

Number of 3's in n-th term of A022482. A22486

Erroneous version of A108239. A125679

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

Numerators of continued fraction convergents to sqrt(741). A42426