Properties of the Number 83446

Eighty-Three Thousand Four Hundred Forty-Six

Basics

Value: 83445 → 83446 → 83447

Parity: even

Prime: No

Previous Prime: 83443

Next Prime: 83449

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 11 × 3793

Divisors: 1, 2, 11, 22, 3793, 7586, 41723, 83446

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100010111110110

Octal: 242766

Duodecimal: 4035A

Hexadecimal: 145f6

Square: 6963234916

Square Root: 288.8702130715453

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

Triangle read by rows: number of 321-avoiding ordered set partitions of [n] into k blocks, n>=1, 1<=k<=n. A227159

a(n)² is a triangular number: a(n) = 6·a(n-1) - a(n-2) with a(0)=0, a(1)=1. A1109

a(n) = (Lucas(4·n+3) + 1)/5, or Fibonacci(2·n+1)*Fibonacci(2·n+2), or A081015(n)/5. A81016

a(n) = ((10ⁿ - 1) - 9ⁿ)/9. A83446