Properties of the Number 42427

Forty-Two Thousand Four Hundred Twenty-Seven

Basics

Value: 42426 → 42427 → 42428

Parity: odd

Prime: No

Previous Prime: 42409

Next Prime: 42433

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 7 × 11 × 19 × 29

Divisors: 1, 7, 11, 19, 29, 77, 133, 203, 209, 319

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010010110111011

Octal: 122673

Duodecimal: 20677

Hexadecimal: a5bb

Square: 1800050329

Square Root: 205.97815418145683

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

Successive approximations up to 3ⁿ for the 3-adic integer ∑_k>=0 k!. A341681

Quasi-Carmichael numbers to base -5: squarefree composites n such that prime p∣n ==> p+5∣n+5. A29565

Number of partitions of n into 7 parts such that every i-th smallest part (counted with multiplicity) is different from i. A244243

Numbers incremented by their digit product produce a cube. A229185

Denominators of continued fraction convergents to sqrt(741). A42427