Properties of the Number 86229

Eighty-Six Thousand Two Hundred Twenty-Nine

Basics

Value: 86228 → 86229 → 86230

Parity: odd

Prime: No

Previous Prime: 86209

Next Prime: 86239

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 11 × 13 × 67

Divisors: 1, 3, 9, 11, 13, 33, 39, 67, 99, 117

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10101000011010101

Octal: 250325

Duodecimal: 41A99

Hexadecimal: 150d5

Square: 7435440441

Square Root: 293.6477481609556

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

Indices of primes in sequence defined by A(0) = 47, A(n) = 10·A(n-1) - 53 for n > 0. A101717

Number of (n+2)X(3+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00010101 or 01010101. A261287

Determinant of n X n matrix M(i,j) = binomial(2i-1,j), (i,j) ranging from 1 to n. A86229

a(1) = 1; for n>1, let k = n-1 mod 4, then a(n) = operation k applied to the pair (a(n-1), n), where operation 1 is addition, operation 2 is difference (with reset to n if 0), operation 3 is multiplication and operation 0 is division with rounding. A211346