Properties of the Number 42465

Forty-Two Thousand Four Hundred Sixty-Five

Basics

Value: 42464 → 42465 → 42466

Parity: odd

Prime: No

Previous Prime: 42463

Next Prime: 42467

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 19 × 149

Divisors: 1, 3, 5, 15, 19, 57, 95, 149, 285, 447

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 1010010111100001

Octal: 122741

Duodecimal: 206A9

Hexadecimal: a5e1

Square: 1803276225

Square Root: 206.07037632808846

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

Composite squarefree numbers n such that p(i)-6 divides n+6, where p(i) are the prime factors of n. A225706

Numbers k such that A109812(k) AND A109812(k+2) = 0 (where AND denotes the bitwise AND operator). A352773

Numbers n such that σ(n+1)-σ(n) = -σ(n)/d(n), where d(n) denotes the number of divisors of n. A66177

Expansion of (-3/2+(x³+3·x)/(sqrt(x⁴-4·x³-2·x²+1)*2·x)). A247170

Denominators of continued fraction convergents to sqrt(760). A42465