Properties of the Number 87319

Eighty-Seven Thousand Three Hundred Nineteen

Basics

Value: 87318 → 87319 → 87320

Parity: odd

Prime: No

Previous Prime: 87317

Next Prime: 87323

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 29 × 3011

Divisors: 1, 29, 3011, 87319

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010100010111

Octal: 252427

Duodecimal: 42647

Hexadecimal: 15517

Square: 7624607761

Square Root: 295.497884933209

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 ways to write n as an ordered sum of 9 nonzero triangular numbers. A340954

Denominators of continued fraction convergents to sqrt(447). A41851

Number of 0..n arrays x(0..3) of 4 elements without any interior element greater than both neighbors or less than both neighbors. A200872

[ exp(17/22)*n! ]. A30831

Numbers k such that 7·10^k + 39 is prime. A275067

Smallest number of the form n^k +1, with τ(a(n)) = τ(n), or 0 if no such number exists. A87319