Properties of the Number 86450

Eighty-Six Thousand Four Hundred Fifty

Basics

Value: 86449 → 86450 → 86451

Parity: even

Prime: No

Previous Prime: 86441

Next Prime: 86453

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 ² × 7 × 13 × 19

Divisors: 1, 2, 5, 7, 10, 13, 14, 19, 25, 26

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10101000110110010

Octal: 250662

Duodecimal: 42042

Hexadecimal: 151b2

Square: 7473602500

Square Root: 294.0238085597831

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

Numbers that are the sum of five fourth powers in exactly four ways. A344355

Numbers that are the sum of five fourth powers in four or more ways. A344354

Structured tetrakis hexahedral numbers (vertex structure 5). A100174

a(n) = 196·n² + 14. A158555

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2)*b(n-1)*b(n), where a(0) = 1, a(1) = 4, b(0) = 2, b(1) = 3, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences. A296280

Expansion of the o.g.f. (1 + 8·x + 10·x² + 8·x³ + x⁴)/((1 - x)⁴*(1 + x)²). A342362

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 42. A31720

a(0) = 1, a(2n+1) = a(n), a(2n) = a(n) + a(n-1) + ... + a(n-m) + ... where a(n<0) = 0. A86450

G.f. A(x) satisfies A(x)² = A(2·x - 2·A(x)) / 2. A389540