Properties of the Number 80211

Eighty Thousand Two Hundred Eleven

Basics

Value: 80210 → 80211 → 80212

Parity: odd

Prime: No

Previous Prime: 80209

Next Prime: 80221

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 26737

Divisors: 1, 3, 26737, 80211

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10011100101010011

Octal: 234523

Duodecimal: 3A503

Hexadecimal: 13953

Square: 6433804521

Square Root: 283.21546567940106

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 T(n,k) read by rows: the real part of the coefficient [x^k] of (1-x)ⁿ⁺¹ * ∑_s>=0 ((2·s + 1 + 2·i)ⁿ)*x^s, where i is the imaginary unit. A179087

Revert transform of 2·x*(1-x-x³+x⁴+x⁶)-x/(1+x). A49184

a(n) = binomial(n, smallest prime factor of n). A80211