Properties of the Number 83946

Eighty-Three Thousand Nine Hundred Forty-Six

Basics

Value: 83945 → 83946 → 83947

Parity: even

Prime: No

Previous Prime: 83939

Next Prime: 83969

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 17 × 823

Divisors: 1, 2, 3, 6, 17, 34, 51, 102, 823, 1646

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10100011111101010

Octal: 243752

Duodecimal: 406B6

Hexadecimal: 147ea

Square: 7046930916

Square Root: 289.7343610965051

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 inequivalent ways (mod D₄) a pair of checkers can be placed on an n X n board. A14409

a(n) = number of ways to dispose two pawns on a chessboard of size n X n (two dispositions are equivalent if one can be rotated or reflected to give the other one). A141582

[ exp(11/15)*n! ]. A30910

Least integer coefficients of A(x), where 1<=a(n)<=6, such that A(x)^1/6 consists entirely of integer coefficients. A83946

Array read by descending antidiagonals: T(n,m) is the number of sequences of length n >= 0 with elements in 1..m-1 such that no iterated difference is divisible by m >= 1. A353434