Properties of the Number 87368

Eighty-Seven Thousand Three Hundred Sixty-Eight

Basics

Value: 87367 → 87368 → 87369

Parity: even

Prime: No

Previous Prime: 87359

Next Prime: 87383

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 67 × 163

Divisors: 1, 2, 4, 8, 67, 134, 163, 268, 326, 536

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010101001000

Octal: 252510

Duodecimal: 42688

Hexadecimal: 15548

Square: 7633167424

Square Root: 295.5807842198136

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

a(n) = n! * ∑_d∣n 1/(d-1)!. A370579

Numbers k such that π^k - 1/φ is closer to its nearest integer than any value of π^j - 1/φ for 1 <= j < k. A80281

Number of (n+1) X (2+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 3, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings). A235011

[ (4th elementary symmetric function of S(n))/(2nd elementary symmetric function of S(n)) ], where S(n) = {first n+3 positive integers congruent to 1 mod 3}. A24223

Numbers k such that (115·10^k - 7)/9 is prime. A295083

T(n,k) is the number of (n+1) X (k+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 3, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings). A235017

Prime-indexed primes (PIPs) whose digits are all primes. A87368