Properties of the Number 85611

Eighty-Five Thousand Six Hundred Eleven

Basics

Value: 85610 → 85611 → 85612

Parity: odd

Prime: No

Previous Prime: 85607

Next Prime: 85619

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 28537

Divisors: 1, 3, 28537, 85611

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100111001101011

Octal: 247153

Duodecimal: 41663

Hexadecimal: 14e6b

Square: 7329243321

Square Root: 292.59357477566044

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) = a(1) + a(2) + ... + a(n-1) - a(m) for n >= 4, where m = 2·n - 2 - 2^p+1 and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1, a(2) = 3, and a(3) = 2. A49923

Numbers k such that the k-th triangular number contains only digits {3,4,6}. A119185

Number of base 19 n-digit numbers with adjacent digits differing by four or less. A126514

Number of 3Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 neighboring 1s. A297433

Difference between A007678(2n)/(2n) and (n-1)². A85611