Properties of the Number 87318

Eighty-Seven Thousand Three Hundred Eighteen

Basics

Value: 87317 → 87318 → 87319

Parity: even

Prime: No

Previous Prime: 87317

Next Prime: 87323

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ⁴ × 7 ² × 11

Divisors: 1, 2, 3, 6, 7, 9, 11, 14, 18, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10101010100010110

Octal: 252426

Duodecimal: 42646

Hexadecimal: 15516

Square: 7624433124

Square Root: 295.49619286887605

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

Specific heat coefficients for square lattice spin 3 Ising model. A30122

a(n) = 3*(n-2)*(n-3)*(3·n²-9)*(3·n²-9·n-5)/2. A64195

Smallest k>1 such that 10·k^5·2ⁿ+1 is prime. A381793

Number of ballot results from n voters that prompt a run-off election when three candidates vie for two spots on a board. A224711

Smallest number k such that k·n +/- 1, k·n² +/- 1, and k·n³ +/- 1 are three sets of twin primes. a(n) = 0 if no such number exists. A239021

Smallest number of the form n^k +1 with the prime signature of n, or 0 if no such number exists. A87318