Properties of the Number 83931

Eighty-Three Thousand Nine Hundred Thirty-One

Basics

Value: 83930 → 83931 → 83932

Parity: odd

Prime: No

Previous Prime: 83921

Next Prime: 83933

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 101 × 277

Divisors: 1, 3, 101, 277, 303, 831, 27977, 83931

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10100011111011011

Octal: 243733

Duodecimal: 406A3

Hexadecimal: 147db

Square: 7044412761

Square Root: 289.70847415980086

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

Number of (s(0), s(1), ..., s(n)) such that every s(i) is a nonnegative integer, s(0) = 2, |s(1) - s(0)| = 1, |s(i) - s(i-1)| <= 1 for i >= 2. Also sum of numbers in row n+1 of the array T in A026148. A26165

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 43 ones. A31811

Number of n X 2 binary arrays indicating whether each 2 X 2 subblock of a larger binary array has lexicographically increasing rows and columns, for some larger (n+1) X 3 binary array with rows and columns of the latter in lexicographically nondecreasing order. A227085

a(n) = A000695(A014486(n)). A83931