Properties of the Number 87473

Eighty-Seven Thousand Four Hundred Seventy-Three

Basics

Value: 87472 → 87473 → 87474

Parity: odd

Prime: Yes

Previous Prime: 87443

Next Prime: 87481

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 87473

Divisors: 1, 87473

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10101010110110001

Octal: 252661

Duodecimal: 42755

Hexadecimal: 155b1

Square: 7651525729

Square Root: 295.758347304011

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

The smallest magic constant for n X n magic square with prime entries (regarding 1 as a prime). A73502

Number of endofunctions f on [n] such that f⁸(i) = f(i) for all i in [n]. A245504

Number of endofunctions f on [n] such that fⁿ(i) = f(i) for all i in [n]. A245507

Numbers k such that (184·10^k - 1)/3 is prime. A282340

Smallest positive number that requires n iterations of f(k) to reach a single digit, where f(k) is the product of the two numbers formed from the alternating digits of k. A87473