Properties of the Number 42478

Forty-Two Thousand Four Hundred Seventy-Eight

Basics

Value: 42477 → 42478 → 42479

Parity: even

Prime: No

Previous Prime: 42473

Next Prime: 42487

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 67 × 317

Divisors: 1, 2, 67, 134, 317, 634, 21239, 42478

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010010111101110

Octal: 122756

Duodecimal: 206BA

Hexadecimal: a5ee

Square: 1804380484

Square Root: 206.10191653645532

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 walks within N² (the first quadrant of Z²) starting at (0,0), ending on the vertical axis and consisting of n steps taken from {(-1, 1), (0, -1), (1, -1), (1, 1)}. A151414

Numerators of continued fraction convergents to sqrt(767). A42478